207results about How to "Improve pollination rate" patented technology

The invention relates to the technical field of fruit forest seedling culture, in particular to a seedling culturing and planting method of a whangkeumbae. The method is used for carrying out half-grafting culturing and planting on a whangkeumbae variety and a new century pear. The seedling culturing and planting method comprises the specific steps of constructing a base, preparing base fertilizer, planting a new century pear sapling, selecting the whangkeumbae as a scion for grafting, culturing a nursery stock and managing. According to the seedling culturing and planting method of the whangkeumbae, disclosed by the invention, two fruit saplings can grow on one plant through the homologous culture of the new century pear sapling and the whangkeumbae, the pollination probability is increased, the rich harvest rate of the whangkeumbae sapling is increased, compared with the planting rich harvest rate of each traditional planted whangkeumbae sapling, the planting rich harvest rate of each whangkeumbae sapling is increased by 30% through test contrast, and obvious economic benefits are obtained.

The invention provides a tobacco pollen lyophilization and low-temperature mid-long-term preservation method. The tobacco pollen preservation method comprises the specific steps that: fresh pollen is placed into a pollen storage container; the container is covered and is placed in a cold trap of a lyophilization machine; the pollen is pre-frozen for 2-4h under a temperature of -45 DEG C to -50 DEG C; the pollen is fetched and is paved on a drying plate or a material box of the lyophilization machine; the pollen is lyophilized for 8-12h in the lyophilization machine under a temperature of -40 DEG C to -50 DEG C; the pollen is sealed in a pollen storage bottle or pollen storage bag; the pollen is placed in a freezer under a temperature of -4 DEG C to -18 DEG C, and can be preserved for a long time in low temperature till a pollination period; the pollen is fetched, the sealing is removed, and pollen activity is recovered under room temperature. With the method provided by the invention, a problem of flowering period missing during a tobacco hybrid seed production process is solved. The male parent is planted in advance, and the plantation of female parent is arranged according to the male parent collection amount. Therefore, blind plantation of parents and soil resource waste are reduced, pollination rate is greatly improved, and cost is greatly reduced.

The invention relates to a dwarfing and pest-killing corn plant core-removing agent, which comprises the following raw material medicaments in percentage by weight: diethyl aminoethyl hexanoate 0.05-2.5, ethephon or paclobutrazol 0.1-3, chlorpyrifos 0.3-3, imidacloprid 0.01-0.09, pirimor 0.1-2.5 and auxiliary the balance. The medicament can complete pest prevention and control and growth regulation by one time of core-removing medicament application, wherein in one time of core-removing medicament application, various corn pests such as ostrinia nubilalis and aphid are prevented and controlled; the average corn plant height is reduced by 20 to 50 centimeters; the prevention and control rate of the ostrinia nubilalis and core-eating worms is over 80 percent; the prevention and control rateof the aphid is over 95 percent; and the corn yield is increased by more than 20 to 50 percent. The medicament is simple convenient in application, labor-saving, medicament-saving and safe, prevents harm caused by the ostrinia nubilalis and aphid in a whole period of growth of corns and completely solves the problem of pest prevention and control in a post-period of corns, thereby increasing cornyield and harvest, reducing environmental pollution and being worthy to be promoted and used.

The invention discloses a transformation method for low-yield Camellia oleifera Abel forests, and belongs to the technical field of forest culture and management. By taking the technical measures of pruning, reclamation, fertilization, canopy replacement and the like for old Camellia oleifera Abel forests, the Camellia oleifera Abel yield of the Camellia oleifera Abel forests is substantially increased, and the problems that for the old Camellia oleifera Abel forests, the number of parasitic branches is large, the forest form declines gradually, soil fertility is reduced, the yield is low and unstable, the land output rate is low, and land resources are wasted are effectively solved. The method includes the concrete steps of shaping and pruning, proper thinning, full cultivation and scarification reclamation, summer shallow hoeing and intertillage, fertilization, canopy replacement, sprout regeneration, pre-planting regeneration, enhancement of disease and pest prevention and treatment, and bee breeding in the forests. The method has the advantages that by taking the technical measures for the old Camellia oleifera Abel forests, the plant type of the Camellia oleifera Abel forests is rationalized, the number of robust branches is large, forest stand nutrition conditions are improved, soil fertility in the forests is improved, moisture is accumulated, diseases and pests are reduced, root extension is promoted, the pollination rate is increased, and therefore the yield of the Camellia oleifera Abel forests is substantially increased; the Camellia oleifera yield is increased to 35-45 kg per mu from 5-8 kg per mu and is increased by 5-8 times, the yield is high and stable, and therefore the high and stable yield effect is achieved.

The invention relates to the technical field of flowering-phase pollination of plants, in particular to a pollination method of mango by breeding flies in the flowering phase for propagation. The method comprises the following specific steps: breeding flies one month before the flowing phase of the mango; inducing flies with discarded livestock entrails or dead fish or rotten meat to pollinate the mango in the full-bloom phase; and killing and removing flies in the mango garden after flowers falling. Flies perform pollination activities from 5 a.m. to 8 p.m. and the rush time of the pollination activities of the flies is between 10 a.m.-12 noon, which are matched with the blooming process of mango flowers basically. Therefore, as the pollination method disclosed by the invention is implemented, the pollination rate is high and the effect is good, the yield increase effect of mango is obvious and the economic benefit is very remarkable.

The invention belongs to the technical field of strawberry cultivation and discloses a field cultivation method for strawberries. Tissue culture, propagation expanding, plantlet hardening and rootingtechnology tests of strawberry varieties such as hongyan, zhangji, qianhong, jingzangxiang, gongzhu, quanmingxing, falandi, wangfei, xiangjiao and suizhu are performed; by adopting a protospecies cultivation technology, a tissue culture seedling variety resource nursery is built; hongyan, zhangji and suizhu detoxification test tube plantlets are produced, and a technical process for test tube plantlets of strawberry stem tip detoxification and quick propagation expanding detoxification is adopted. According to the field cultivation method for the strawberries, plantlet hardening and transplanting for 10 varieties of strawberry tissue culture seedlings, a protospecies high-mountain over-summer propagation technology test and a quick seedling propagation cultivation technology test are carried out, 5,600 tissue culture seedlings are planted on a Wulong base, and more than 50,000 strawberry protospecies seedlings are subjected to propagation expanding. The strawberry seedlings of a centerfemale parent garden for potatoes are transplanted in about 1,200 pots, and through bee raising, the pollination rate and fruit setting rate of the strawberry seedlings of a female parent garden nethouse are increased.

The invention relates to a method for improving the hybridization fructifying rate of wheat and elytrigia repens, which comprises the following steps: selecting a shortest stalk sterile plant of wheat as a female parent and selecting elytrigia repens as a male parent to be hybridized; planting the elytrigia repens in a greenhouse at 23 DEG C-28 DEG C from August to September and heating and irradiating the elytrigia repens at the temperature lower than 15 DEG C in winter for 10 hours / day of illumination time to enable the elytrigia repens to bloom and scatter pollen in late April of the next year; transplanting the shortest stalk sterile plant of the wheat in a flowerpot to be placed under an elytrigia repens plant and cutting one third of glume to enable a stigma of the shortest stalk sterile plant to be exposed after growth; and leading the pollen of the elytrigia repens to freely fall on the stigma of the shortest stalk sterile plant of the wheat during pollen scattering. The invention solves the problems of difficult hybridization and low fructifying rate between common wheat and the elytrigia repens, saves power and time and has high efficiency and can transfer good genes of the elytrigia repens in the common wheat at maximum so as to synthesize novel species and types.

The invention provides a method for trivhosantnes kirilouii manim plantation artificial pollination and relates to the trivhosantnes kirilouii manim plantation technical field. The method comprises the following steps: pollen collection is carried out; pollen explosion is carried out, namely, pollen and a pollen explosion promoter are mixed to form a pollen drug, the temperature is controlled at 25-28 DEG C, irradiation of lamp light with an output of 1-5 watts is carried out until pollen is exploded out, and the pollen explosion promoter comprises, by weight, 1 part of ammonium molybdate, 2 parts of potassium acetate and 5 parts of zinc gluconate; pollination is carried out, namely, dilution dipping pollination is carried out at 8-9 o'clock in the morning on a sunny day, a diluent for dilution comprises, by weight, 1 part of boric acid, 12 parts of bentonite, 0.5 part of 6-benzyladenine, 10 parts of starch and 1000 parts of purified water, and the blending method is as follows: pollen is weighed and placed in a measuring cylinder, cane sugar, boric acid, 6-benzyladenine and bentonite are added, then purified water is blended, stirring is carried out, a pollen suspension is prepared, the pollen suspension is dipped and dipping pollination is carried out. Operation is convenient, pollen explosion time is shortened, and the pollination success rate can be raised greatly which facilitates later growth and fruiting of pistillate flowers.

The invention provides an improving method for the fruit setting rate of almond trees. The improving method comprises the following steps: firstly, selecting varieties: selecting the almond trees with freeze resistance and air temperature fluctuation resistance as main cultivars, and selecting the almond trees with the same flowering stage as pollinating varieties, wherein during planting, the quantity proportion of the main cultivars to the pollinating varieties is 3:1; secondly, managing fertilizer and water; applying base fertilizer in autumn, dressing before germinating, and spraying foliage fertilizer at the swelling stage of fruits; irrigating tree bodies at the flowering stage, after flowering, in drought seasons and after fertilizing; thirdly, performing artificial supplementary pollination: dissolving white sugar, urea, borax and pollen in water and uniformly stirring to obtain pollen liquid, feeding the pollen liquid in a sprayer and then spraying the pollen liquid to almond tree flowers; fourthly, spraying a plant growth regulator: before flowering, spraying a mixture of plant mineral elements and the urea to the tree bodies, spraying a mixture of maleic hydrazide, the plant mineral elements and the urea at the full-bloom stage, and spraying a mixture of the plant mineral elements, the urea and monopotassium phosphate after flowering; fifthly, resisting cold. According to the improving method provided by the invention, the fruit setting rate and the yield of the almond trees can be effectively improved.

The invention relates to seed production technology for maize hybrid seeds, and belongs to the technical field of agricultural bred new seeds. NO.1 black-white introduced from Mexico is continuously bred and inbred for 5 generations to select the inbred line black 322; and the black 322 serving as a female parent and the inbred line B255 introduced from America serving as a male parent are prepared into black 322*B255 hybrid seeds, and the inbred line is inbred and selected through continuous 6 generations to obtain inbred line black 255. The selected inbred line 255 has the advantages of short stalk, multi-disease resistance, stable hereditary character and high common combining ability, and is an excellent inbred line for preparing the maize hybrid seeds.

The invention provides a manually assisted hand-held spring plate variable diameter branch clamping electric persimmon tree ring peeling tool. The ring peeling tool comprises a handle, a spring, a rotating shaft, a spring plate, a setting circle and a micro direct-current motor; the spring which is a tension spring is fixedly installed on the handle, during operation, the spring plate is clamped on a branch of a persimmon tree so as to prevent rotation along with a ring peeling knife, the handle is divided into two parts, the setting circle is installed on the handle, two parts of the setting circle are buckled together to form a full circle, the handle is opened and closed, and the setting circle and the spring plate are opened and closed accordingly; a groove is formed in the setting circle, a rolling wheel is embedded into the groove and rolls in the groove, a link rod penetrates through a center hole of the rolling wheel, the rolling wheel rotates in a circle, the link rod connects two persimmon tree ring peeling tools together, a ring peeling handle is fixed to the link rod, the ring peeling knife is arranged at one end of the ring peeling handle, a link plate is arranged at the other end of the ring peeling handle, and under manual assistance, the ring peeling knife moves in a circle by taking the fixed point of the handle and the link rod as the circle center and taking the distance from the fixed point to a knifepoint of the ring peeling knife as the radius to conduct ring peeling on the persimmon tree.

The invention discloses an attractant capable of promoting cross-pollination and improving the fruit set percentage of a fruit tree. The attractant is characterized by being prepared from the following raw materials by weight: 3 to 4 parts of concentrated perfume oil, 5 to 7 parts of inositol, 5 to 7 parts of folic acid, 60 to 100 parts of glucose and 180 to 220 parts of purified water. The attractant tastes sweet, has fragrance and can attract insects like honeybees and butterflies to come to an orchard to assist in pollination. According to field trial results, after spraying of the attractant for about 1 h, a great amount of insects like honeybees and butterflies are attracted to the orchard to gather honey and assist in cross-pollination and the fruit set percentage is increased by 30 to 50% compared with that of a control group; labor and time are saved, and the attractant has low cost and is easy to prepare and convenient to use.

The invention provides an artificial assistance handheld spring plate variable-diameter branch clamping electric orange tree girdling device. The girdling device comprises a handle, a spring, a rotary shaft, a spring plate, a fixed ring and a miniature DC motor. The spring is fixedly mounted on the handle. A tension spring is used as the spring. During operating, the spring plate is clamped onto an orange tree branch to be prevented from rotating along with a girdling knife. The handle is divided into two parts. The fixed ring is mounted on the handle. Two parts of the fixed ring are buckled together to form a full circle. When the handle is opened and closed, the fixed ring and the spring plate are also opened and closed accordingly. The fixed ring is provided with grooves. Rolling wheels are embedded into the grooves and roll in the grooves. A link rod penetrates through center holes of the rolling wheels. The rolling wheels rotate circumferentially. The link rod connects two orange tree girdling devices together. A girdling handle is fixed to the link rod. One end of the girdling handle is provided with the girdling knife. The other end of the girdling handle is provided with a yoke plate. Under artificial assistance, the girdling knife does circular movement to conduct girdling on an orange tree with the fixed point of the handle and the link rod as the circle center and with the distance from the fixed point to the knife point of the girdling knife as the radius.

The invention provides an electric bergamot pear girdling device capable of human-assistance hand-held spring plate reducing branch clamping. The device comprises a handle, a spring, a rotation shaft, a spring plate, a fixed circle and a micro direct current motor, wherein a spring is firmly installed on the handle, and the spring is a pull spring; during operations, the spring plate is clamped on a branch of a bergamot pear, so rotation along with a girdling cutter can be prevented; the handle is divided into two parts; a fixed circle is installed on the handle; two parts of the fixed circle are buckled into a whole circle; when the handle is opened or closed; the fixed circle and the spring plate will also be opened and closed under driving; a groove is disposed on the fixed circle; a roller is embedded into the groove and rolls in the groove; a linkage rod passes through a center hole of the roller; the roller conducts circular rotation; two bergamot pear girdling devices are connected by the linkage rod; a girdling handle is fixed on the linkage rod; a girdling cutter is disposed on one end of the girdling handle and the other end is equipped with a linkage plate; and under manual assistance, the girdling cutter makes circular motion with a fixation point of the handle and the linkage rod as the circle center and with the distance from the fixation point to the girdling cutter tip as the radius so as to conduct girdling of the bergamot pear.

The invention provides a method for quickly establishing a clonal seed orchard of Castanopsis hystrix and application of the method, and belongs to the technical field of forest tree breeding. The method for quickly establishing the clonal seed orchard of Castanopsis hystrix includes the steps: selecting forest stand, cutting stems for promoting sprouting, treating rootstocks, selecting parent materials, collecting scions, performing top grafting and carrying out later management. For the first time, Castanopsis hystrix trees of 5-10 years are adopted as rootstocks, fast-growing high-quality scions suitable for orchard construction are selected as materials in consideration of genetic distance and the ratio of male flowers to female flowers, and the excellent clonal seed orchard can be established quickly through a matched grafting technology which is obtained through careful exploration and design. The method is different from previous grafting which is based on seedlings or saplings,through the scheme, the flowering time is shortened quickly, early fruiting is promoted, and the forest can be formed quickly; and the stand viability of the seed orchard is ensured, and efficient productivity of high-quality seeds is ensured.

The invention discloses a Changbai mountain wild black date Kiwi berry artificial cultivation method comprising the following steps: garden building, superior plant selection, cutting seedling, transplanting, land surface management, shaping trimming, disease pest control, and harvesting; monoecism plants are selected, and each step are selected and limited so as to effectively improve plant survival rate in the cultivation stage and pollination rate in the florescence stage, thus obviously improving the output of the black date Kiwi berry, and improving economic benefits; in addition, the cultivation method is monoecism plant cultivation, so fruit nutrient composition is more comprehensive; no staminate flower plant is needed, so the technology can be well promoted among farmers, and social benefits are more substantial.

The invention discloses a planting method capable of improving the quality of wheat. The planting method comprises the following steps: irrigating water and carrying out plowing for the first time; sterilizing and disinfecting soil by utilizing high-temperature vapor; measuring the pH value of the soil; applying a wheat base fertilizer for the soil; carrying out plowing for the second time, and conducting mulching; subjecting wheat seeds to microwave treatment; dressing the wheat seeds with a seed dressing agent which is a traditional Chinese herbal agent, and allowing the wheat seeds to germinate; planting the wheat seeds into the soil; managing a field, i.e., topdressing the wheat with a fertilizer; spraying the wheat with a traditional Chinese herbal agent before a wheat flowering period so as to prevent diseases and pests for the wheat; allowing a warm air blower to slightly blow the wheat in the wheat flowering period; and spraying the wheat with the traditional Chinese herbal agent again after the wheat flowering period. The method provided by the invention can improve the germination rate of seeds, reduce diseases and pests of the wheat, and improve the yield of the wheat.

The invention discloses an Olea europaea planting method capable of improving the fruiting rate, and belongs to the technical field of commercial crop planting. The method includes variety selection, soil improvement, planting pot digging, planting, disc building, fertilizing, seedling fixing and pest control. The Olea europaea planting method capable of improving the fruiting rate especially includes the following steps: S1, variety selection; S2, soil improvement; S3, planting pot digging; S4, planting; S5, disc building; S6, fertilizing; S7, seedling fixing; and S6, pest control. A scientific management planting method is adopted to plant young seedlings of Olea europaea with different florescence stages in a diffusion planting manner with pollination type Olea europaea as a center, and in this way, the pollination rate of the young seedlings of Olea europaea can be increased in a growth period; pest control is performed at the beginning of Olea europaea planting, and the probability of diseases and pests can be decreased in the later growth period of the Olea europaea; and the Olea europaea planting method can improve the fruiting rate of the Olea europaea, can promote flowering and protect fruits, can increase the per unit area yield, can achieve stable yield and high yield, and can increase the economic benefits of planters.

The invention discloses a chemical regulation agent for corn growth. Each 1 kg of chemical regulation agent consists of the following materials: 18-22 mg of gibberellins, 10-20 g of potassium dihydrogen carbonate, 10-20 g of urea, 5-15 g of amino acid leaf fertilizer, 0.1-0.5 mg of brassinolide and the balance of water. According to the invention, the male and female interval of the tasseling stage and the silking stage of corn seedlings is shortened to improve the corn seedling pollination and the yield; besides, the chemical regulation agent facilitates the improvement on the grain filling rate, accelerates the fullness of grains, and is suitable for industrial production.

The present invention provides an auxiliary sunflower disc pollination device and method, and relates to the technical field of agriculture. The device comprises a frame plate and a pollination mechanism, wherein the end surface of the frame plate is matched with an annular airbag to form a cavity with an opening, and the cavity is used for containing a to-be-pollinated flower disc; the pollination mechanism is matched with the frame plate; a hairbrush of the pollination mechanism is located in the cavity and faces to the opening; the airbag communicates with an inflating and deflating mechanism; and the airbag changes the volume of the cavity under the action of the inflating and deflating mechanism and is used for cooperatively clamping the flower disc to block the opening or releasing the flower disc. The cavity with the opening is formed by a flexible airbag structure, and the volume of the cavity is changed by inflation and deflation of the airbag, so that the flower disc and theairbag form a cooperative relationship; and uniform pollination is realized by the hairbrush, so that the pollen waste is reduced and the pollination efficiency is improved.

The invention provides an artificial auxiliary handheld power-driven pomelo tree girdling machine capable of clamping a branch in a variable-diameter manner by using spring plates. The machine comprises a handle, a spring, a rotation shaft, the spring plates, a fixed ring and a miniature direct current motor, wherein the spring which is a tension spring is fixedly installed on the handle; when in operation, the spring plates clamp a branch of a pomelo tree to be prevented from rotating along with a girdling knife; the handle is divided into two parts; the fixed ring is installed on the handle; two parts of the fixed ring are buckled to form a whole ring; the fixed ring and the spring plates are opened and closed along with the opening and closing of the handle; a groove is arranged on the fixed ring; an idler wheel is embedded into the groove and rolls in the same; a link rod penetrates through the center hole of the idler wheel; the idler wheel rotates circumferentially; the two pomelo tree girdling machines are connected together by the link rod; a girdling handle is fixed on the link rod; the girdling knife is arranged at one end of the girdling handle while a link plate is arranged on the other end; and under artificial auxiliary, the girdling knife rotates circumferentially by taking the fixed point of the handle and the link rod as a circle center and the distance between the fixed point and the knife point of the girdling knife as a radius to girdle the pomelo tree.

The invention provides a manpower-assisted handheld spring plate variable-diameter branch-clamping electric grape ring peeling device, comprising a handle, a spring, a rotating shaft, a spring plate, a fixed ring, and a direct-current micromotor, wherein the spring is a tension spring and is fixedly arranged on the handle; during operation, the spring plate is clamped on a grape branch to prevent rotation with a ring peeling knife; the handle is divided into two parts; the fixed ring is arranged on the handle, and two parts of the fixed ring are buckled together to form a whole ring; when the handle is opened and closed, the fixed ring and the spring plate are opened and closed with the handle; the fixed ring is provided with a groove; a roller wheel is inlaid in the groove and rolls in the groove; a link rod penetrates through a center hole of the roller wheel; the roller wheel performs circular movement; the link rod connects two grape ring peeling devices together; a ring peeling handle is fixed on the link rod, one end of the ring peeling handle is provided with a ring peeling knife, and the other end is provided with a link plate; and under manpower assistance, the ring peeling knife takes a fixed point between the handle and the link rod as the center of a circle and a distance from the fixed point to the point of the ring peeling knife as a radius to perform circular movement so as to perform ring peeling on grapes.

The invention discloses a planting method for increasing the pear jujube fruit setting rate. The method is characterized by comprising the following steps of 1 fertilization, wherein from the end of October to the beginning of November, organic fertilizer is applied to pear jujube trees, a mixed bactericide is sprayed to a fertilization pit, and in spring, organic fertilizer and multi-element compound fertilizer are applied in a supplementary mode; 2 pruning treatment, wherein in winter, jujube tree deadwood and excessive branches are sheared off, from March to April, main stem branch terminalbuds are removed, long bearing branches and high-density branches are sheared off, and new shoots are treated; 3 interplanting, wherein cape jasmine is planted in the empty space among jujube trees;4 florescence, wherein from the first half of the month of pre-blooming of jujube trees, a flower protecting treating solution and a plant extracting solution are used for being sprayed, and beehivesare arranged in each mu of the planting region; 5 fruit bearing period, wherein after fruit bearing of jujube trees, a plastic film is used for covering the upper portions of the jujube trees, tyrosine, bamboo fiber powder and glycerinum are added into the flower protecting treating solution, and the bactericide extracting solution is used for being sprayed.

The invention discloses an organic planting method for red-heart grapefruits. The organic planting method includes the steps that red-heart grapefruit seedlings obtained after seedling culture are planted in blended soil, base fertilizer is applied during seedling culture and soil preparation, and the base fertilizer is prepared from 20-35 parts of soybean meal, 25-35 parts of rapeseed residues, 20-25 parts of earthworm soil and 25-30 parts of plant ash. The organic planting method has the advantages that the base fertilizer is applied to a nursery garden, which is beneficial for improving soil fertility in the nursery garden to promote seedling growth and increase the survival rate of the seedlings; humus in the soil can be increased by using the rapeseed residues, which is beneficial for the respiration of seeds or the roots of the seedlings, necessary elements needed by seed or seedling growth are supplemented, and the effect of promoting growth can be achieved.

The invention provides an output increasing agent for underground crops, belongs to chemurgy, and can be widely applied to output increase of underground crops. The output increasing agent for underground crops overcomes defects of chemical fertilizers in the prior art, enhances effects of the chemical fertilizers, improves the use ratios of the chemical fertilizers, achieves the purposes of improving yield with fewer chemical fertilizers and lowering the cost, and meanwhile reduces the pollution to the environment and improves the quality of crops. The formula of the output increasing agent is as follows (by weight): 70% of choline chloride, 10% of indolebutyric acid, 10% of alpha-naphthylacetic acid, 5% of compound sodium nitrophenolate, and 5% of Streptomyces microflavus.

The present invention discloses an oil peony cultivation and management method, comprising the following steps of: (1) selecting land, adjusting PH, and fertilizing; (2) seedling plant processing: seedling plants are soaked in a 800-1000 fold thiram solution; (3) planting: planting is carried out according to the seed spacing of 30-35 cm and row spacing of 45-50 cm; (4) management during oil peony growing process: 1) hoeing; 2) topdressing; 3) disease and insect pest prevention; 4) 4-5 days before oil peony blooms, covering flower of the plant with a transparent plastic bag and puncturing a hole on the plastic bag to keep the growth temperature 2-3 DEG C higher than the ambient temperature, and when the flower blooms, removing the plastic bag, controlling plant growth temperature to be 22-25 DEG C, and performing artificial pollination; and 5) cleaning up the dead leaves. The oil peony cultivation and management method provided by the invention is low in cost, high in survival rate, high in seed setting rate, and capable of large-scale planting.

The invention relates to acaricidal composition containing fluazinam and pirimicarb and an application of the acaricidal composition, in particular to the acaricidal composition taking fluazinam and pirimicarb as main active components and the application of the acaricidal composition. The acaricidal composition comprises two effective components including fluazinam and pirimicarb as well as aidsand an excipient, and the weight percentage ratio of fluazinam to pirimicarb is (1:100)-(100:1). The acaricidal composition can have a higher synergistic effect, overcomes and delays production of drug resistance of pests, enlarges the control spectrum and has high acaricidal speed and long lasting period, the use cost is reduced, and the toxicity is relieved. The acaricidal composition can control various pests such as mites and aphids on crops, particularly has outstanding effects on harmful mites such as panonychus citri, tetranychus urticae and tetranychus cinnabrinus and has the effects remarkably superior to single agents.

The invention relates to a pollination method for actinidia, in particular to a pollination method for actinidia arguta. The pollination method for the actinidia arguta comprises the following steps: culturing male actinidia arguta plants into removable columnar male strains; during a pollination period, moving the male actinidia arguta plants into an actinidia arguta production park, and placing the male actinidia arguta plants in the gaps among female actinidia arguta plants; simultaneously, placing bumblebees into the park, and starting to pollinate. The pollination method for the actinidia arguta has the beneficial effects that the number of the male actinidia arguta plants can be regulated freely, and the fullness of pollen of male flowers is ensured, so that the pollination rate is improved; the pollination effect of the bumblebees is better than that of conventional honeybees; the flowers of the actinidia arguta do not have nectar but only have pollen, honeybees like the nectar instead of the pollen, and the bumblebees like the pollen, so that the pollination rate is improved; the female actinidia arguta plants cannot be mixed with the male actinidia arguta plants, so that the management is facilitated; moreover, the male actinidia arguta plants are not planted in the production park for culturing, so that the yield per mu of the actinidia arguta is improved.

The invention provides a biological pollination method capable of achieving high fruit setting rate by adopting an osmia attractant. The biological pollination method comprises the steps of putting bee cocoons into a comb tube, arranging a honeycomb, cultivating a bee colony and spraying the osmia attractant, wherein the osmia attractant used in the step of spraying the osmia attractant comprises the following components in parts by weight: 3-4 parts of gardenia jasminoides extracting solution, 5-7 parts of alfalfa extracting solution, 1-2 parts of benzyl alcohol, 3-4 parts of veratric acid, 6-7 parts of lavender extracting solution, 8-9 parts of gamma-nonanolactone, and 3-4 parts of maltose. After the pollination is carried out by adopting the osmia attractant, the fruit setting rate is obviously increased, and the fruit setting rate of rosa laevigata reaches 94.8-96.8%; the bee attraction quantity in per square meter of a planting area during pollination to the rosa laevigata reaches 0.945-1.079; the pollination rate of the rosa laevigata is 96.4-98.2%.

The present invention provides a manually assisted hand-held electric pear girdler for variable-diameter branch clamping, including a handle, a spring, a rotating shaft, a clamping block, a fixed circle and a micro DC motor, and a spring is fixedly installed on the handle. During operation, The force of the spring fixes the clamping block on the branch of the fragrant pear to prevent it from rotating with the girdling knife. The handle is divided into two parts, the fixed circle is installed on the handle, and the two parts of the fixed circle are buckled together to form a complete circle , the handle opens and closes, and the fixed circle also opens and closes accordingly. There is a groove on the fixed circle, and the roller is embedded in the groove and rolls in the groove. The link passes through the center hole of the roller, and the roller rotates in a circle. The connecting rod connects the two fragrant pear girders together, and the girdling handle is fixed on the connecting rod. One end of the girdling handle is provided with a girdling knife, and the other end is provided with a connecting plate. Driven by power, the girdling knife Take the fixed point of the handle and the connecting rod as the center of the circle, and use the fixed point to the tip of the girdling knife as the radius to make a circular motion to girdling the fragrant pears.