28results about How to "Improve fruit setting rate" patented technology

The present invention relates to a sparse planting method of pineapple sugar-apple fruit in dry and hot valley areas, and belongs to the technical field of fruit tree cultivation. The present invention comprises the following steps: S1, constructing a water platform land according to the topography in the dry and hot valley areas; S2, mixing sheep manure, lime and tobacco leaves in a ratio of 15-20:1:3 to improve the soil of the water platform land; S3, using seedlings to sparsely plant along the contour line in the quasi-water platform land, and timely spray irrigation; S4, in February of the second year after the survival of the seedlings, scion grafting, sheep manure, lime, tobacco leaves, calcium magnesium phosphorus, and compound fertilizer are applied 4 times in the four seasons of each year, and the young tree shape is arranged in combination with windproof measures, and a regular and full tree crown is cultivated; S5, when the seedlings begin to bear fruit, combined with soil reform fertilization, production period adjustment, artificial pollination, fruit period management, fruit bagging, fruit harvesting management and pest control are carried out in batches. The present invention greatly improves the yield and quality of pineapple sugar-apple fruit in dry and hot valley areas, and improves the slope utilization value of dry and hot valley areas.

The invention relates to the technical field of grape planting, in particular to a grape nutrition regulation-based early-maturing high-quality light and simplified production method, which comprises the following steps of: regulating nutrition distribution in a germination period, and taking moisture-preserving and rain-sheltering measures on the ground and branches; regulating and controlling nutrient distribution in the flowering period to control branch growth, and ensuring the fruit setting rate based on pinching measures; management is conducted in the fruit expanding period, on the basis of vigorous growth control combined with high photosynthetic management, the photosynthetic efficiency of leaves is ensured, soil and leaf fertilization are adjusted, and it is ensured that nutrient supply meets the fruit expanding requirement; nutrition in the color changing period is regulated and controlled, fruit color changing is promoted based on trunk girdling, specific fertilizer is sprayed to leaf surfaces, and it is ensured that the fruit ripening and color changing process is accelerated; management is conducted in the acid-removing and sugar-increasing period, and the fruit acidity is gradually reduced based on regulation and control of nutrient distribution and fertilization measures. According to the method, the efficiency of early-maturing, high-quality and light-weight production of grapes is improved.

This invention provides a method for enhancing the efficacy of *Citrus trifoliata* (bitter orange) cultivation and suppressing weeds, belonging to the field of ecological planting technology. This method is suitable for mature fruiting *Citrus trifoliata* forests, achieving both fertilization and weed suppression. It efficiently combines woody medicinal herbs, legumes, and herbaceous medicinal herbs, rationally intercropping them according to their growth and development cycles to fully utilize the plant growth cycles and achieve the goals of efficient land use, soil improvement, and diversified income synergy. This is of great significance for promoting the standardized and ecological cultivation of Chinese medicinal herbs. Using this method, the annual application of chemical nitrogen fertilizer can be reduced, increasing soil organic matter content; a year-round continuous weed suppression system is constructed, with wild peas covering in winter and cassia seed covering in summer, improving weed control efficiency and reducing manual weeding costs; significantly increasing the fruit setting rate, single fruit weight, and effective fruit components of *Citrus trifoliata*; and increasing economic benefits in the forest.

The invention discloses a fruit tree high-yield fertilizer and a preparation method thereof, and belongs to the technical field of fertilizers. The fruit tree high-yield fertilizer is prepared from the following raw materials in parts by mass: 180 to 220 parts of animal waste, 100 to 150 parts of soybean straw, 7 to 10 parts of nitrification inhibitor, 5 to 10 parts of ammonium persulfate, 5 to 8 parts of urea, 10 to 15 parts of potassium sulfate, 40 to 60 parts of turf, 1 to 2 parts of plant ash, 15 to 20 parts of humic acid and 1 to 3 parts of trace elements. According to the invention, the raw material types and the adding proportion in the fertilizer are optimized, so that the utilization rate of the fertilizer is increased, and the quality and the yield of fruits are further improved. According to the fertilizer scheme, organic fertilizer is used as a main material, a foundation can be laid for the whole growth cycle of fruit trees, meanwhile, inorganic fertilizer such as ammonium perphosphate and urea and trace elements are used as auxiliary materials, nutrients can be efficiently supplemented in the early stage of fertilization, and tree body recovery is promoted.

The method comprises the following steps: increasing the early-stage growth amount of the passion fruits and increasing the number of fruiting branches: cultivating high ridges on cultivated land, building a shed frame, planting large passion fruit seedlings on the high ridges, spraining the branches when the distance between the large passion fruit seedlings and the lower part of the shed frame is 30cm, leaving strong first-grade vines of the passion fruits to be tree-shaped, and planting the large passion fruit seedlings on the shed frame; before planting, base fertilizer application and soil preparation are carried out firstly, then mulching film covering is carried out to improve the soil temperature, and a rain shelter is built at the position 1 m above a shed frame to prevent the situation that the fruit setting rate is affected by rain wash; a light supplementing lamp is installed below the canopy; and reducing the temperature of the orchard and increasing the humidity: during water and fertilizer management, placing mist spray heads (5) at positions 50cm away from a shed frame in the farming furrows to increase the environment humidity of the orchard, and spraying for 10-15 minutes every day in sunny days. The method is beneficial to early yield of the passion fruits, and the first-season fruit yield reaches 1500 kg or above.

The utility model discloses a convenient artificial pollination suit, and relates to the technical field of plant pollination, the convenient artificial pollination suit comprises a pollen chamber and a pollination device detachably connected to one end of the pollen chamber, the pollination device comprises an elastic pipe, one end of the pipe is provided with a foldable end part, and the end part is a contact head for pollination. According to the artificial pollination tool, the foldable end part is arranged, so that the adhesion capacity to pollen is enhanced, the dipping frequency is reduced, and the efficiency is improved; as the end part has elasticity, the buffer force generated during pollination can prevent stigmas from being damaged; when a pollination variety is replaced, the end part is conveniently cleaned and aired (wiped) by using alcohol, so that pollen pollution is avoided.

The invention discloses a method for delaying the flowering period of Korla bergamot pears, which comprises the following steps: checking weather forecast in the germination period of flower buds of the Korla bergamot pears, the weather forecast shows that late spring coldness comes at the predicted full-bloom period of the Korla bergamot pears, and uniformly spraying a mixed medicament of Flu and TIBA on the whole plants of the Korla bergamot pears in the germination period of the flower buds of the Korla bergamot pears, inducing the Korla bergamot pears to delay flowering; wherein in the mixed medicament of the Flu and the TIBA, the concentration of the Flu is 100 mg / L, and the concentration of the TIBA is 100 mg / L. The method can delay the flowering period of the Korla fragrant pears to reduce the influence of low temperature on growth and development of flower organs and pollination and fertilization of the Korla fragrant pears, and ensures productivity as much as possible while overcoming weather conditions, so that the fruit setting rate, yield and quality of the Korla fragrant pears are improved, and the yield of the Korla fragrant pears is increased. Technical guidance is provided for prevention of late spring coldness harm, high quality and high yield of the Korla pears, and the method has wide application prospects.

The invention relates to the field of tomato planting, and discloses a planting method for improving sweetness of tomatoes through a stress technology, which comprises the following steps: preparing before flowering, irrigating until soil is moist but not sticky, adding sodium chloride with the concentration of 0-1.0 dS / m into irrigation water in the irrigation process, and removing lateral branches and old leaves in time; a growth regulator is sprayed 5 days before flowering, and leaves and flower buds of the plants are evenly covered with the growth regulator; according to the method, the irrigation amount and the sodium chloride concentration in irrigation water are adjusted in different growth stages of tomato plants, moderate drought and salt stress are simulated, accumulation and transportation of sugar are promoted, the irrigation amount is gradually reduced in the flowering stage and the fruiting stage, the sodium chloride concentration is increased, the sugar content in fruits can be remarkably increased, and the fruit yield is increased. The application proportion of potash fertilizer and calcium fertilizer is increased in the fruiting period and the mature period, the use of nitrogen fertilizer is reduced, the nutritional structure of plants is optimized, accumulation and transportation of sugar are promoted, and the sweetness of fruits is improved.

The invention relates to the field of blueberry planting, in particular to a matrix potted blueberry nutrient solution and a preparation device thereof. The preparation device comprises a mixing tank, placement grooves, a telescopic stirring mechanism and a batching mechanism, a stirring rod is slidably connected to the middle of the mixing tank, stirring blades are fixedly connected to the end, located in the mixing tank, of the stirring rod at equal intervals, the placement grooves are formed in the top end of the mixing tank at equal intervals, and the number of the placement grooves is 12. Each placing groove is filled with a compound, connecting blocks are slidably connected to the interior of the mixing tank at equal intervals, through holes are formed in one sides of the connecting blocks, and the through holes are different in size. By testing different liquid fertilizer formulas, blueberry fertilizer formulas suitable for specific climate conditions in different regions are screened out; the formulas can better meet the requirements of the blueberries for nutrition in different growth stages, so that the planting adaptability of the blueberries in the southern region is improved.

The utility model provides an automatic water supply and sprinkling device for field crops. The automatic water supply and sprinkling device for the field crops comprises a placement box; the water pump is arranged on one side of the containing box, a water inlet pipe is arranged at the water inlet end of the water pump and communicates with the containing box, a filter is arranged on one side of the water pump and communicates with the water inlet pipe, and a main pipe is arranged at the water outlet end of the water pump; the drip irrigation belts are used for supplying water to the roots of the planted jujube trees and irrigating the roots of the planted jujube trees, and the drip irrigation belts are all arranged on the main pipe. According to the automatic water supply and sprinkling device for the field crops, different irrigation and sprinkling operations can be carried out on jujube trees according to different requirements of the jujube trees, meanwhile, the planting environment of the jujube trees can be humidified, a good environment is provided for pollination and fertilization of the jujube trees, the fruit setting rate of the jujube trees is increased, and then the overall yield is increased.

The invention discloses a special fertilizer for promoting blossom, protecting fruits, increasing yield and improving quality of anise and a preparation method thereof, and belongs to the field of organic fertilizers. The formula comprises the following components in parts by mass: 500 parts of compound fertilizer, 20 parts of borax, 200 parts of medium trace element fertilizer, 40 parts of peanut bran, 360 parts of dried pig manure, 40 parts of fishbone dust, 230 parts of mushroom residues and 4 parts of microbial flora. The microorganism bacterium is a bacillus stearothermophilus fermentation bacterium agent; the nutrient content of the biological organic fertilizer is not less than 15%, and the organic matter content is not less than 40%. The borax and the medium trace elements in the formula have a synergistic effect and are matched with the microbial flora to promote nutrient absorption, so that anise bud cultivation can be effectively promoted, the flowering amount and the fruit setting rate are increased, leaves and growing branches of anise after fertilization are increased, the leaf color is dark green, and flower and fruit falling phenomena are obviously reduced. The high organic matter content can improve the soil hardening condition and improve the soil breathability and the water and fertilizer retention capacity, the microbial flora adjusts the soil micro-ecology, the soil fertility can be continuously improved after long-term application, and healthy growth of anise trees is promoted.

The utility model provides a circular-truncated-cone-shaped piston electric switch type active ventilation opening, and belongs to the technical field of ventilation opening equipment. The in-wall ventilation pipeline is in a big-end-down circular truncated cone shape and is made of a polypropylene plastic plate or glass fiber reinforced plastic; the fan communicates with the outer side of the ventilation pipeline in the wall body and is located outdoors; the piston is in a big-end-down circular truncated cone shape matched with the ventilation pipeline in the wall body, is located indoors and is used for improving the sealing performance between the piston and the ventilation pipeline in the wall body; and the driving device is used for driving the piston to axially move along the ventilation pipeline in the wall body. The fan is arranged outside, the piston is arranged indoors, the piston moves from bottom to top to achieve extrusion type sealing, the ventilation pipeline in the wall is made of polypropylene plastic plates or glass fiber reinforced plastics, the service life of the fan can be prolonged, the piston is prevented from being quickly frozen under the conditions of cold and high humidity, heat conduction is reduced, and the service life of the fan is prolonged. And the adhesion phenomenon of the piston and the iron ventilation pipe wall during pre-cooling and wetting is prevented.

The invention discloses a high-yield planting method for pearl plum saplings, which comprises the following steps: (1) selecting a planting field, and digging planting pits; (2) sterilizing the pearl plum saplings and then planting the pearl plum saplings; (3) performing tree form management on the pearl plum trees; (4) planting soil management; (5) topdressing management; (6) pest control management; and (7) harvesting. According to the planting method, green manure plants are sown between rows of pearl plum tree seedlings for soil ripening, so that the soil structure and the soil fertility are improved, the growth of pearl plum trees is promoted, and the crop yield is increased; pearl plum trees are trimmed and shaped in different growth periods, so that the pearl plum trees can utilize nutrition to the maximum extent, and the fruit setting rate and the fruit yield are increased; the nutrient requirements of the pearl plum trees are met through refined fertilization, it is guaranteed that the pearl plum trees grow fully, the fruit yield is increased accordingly, the average harvest amount of each pearl plum tree every year is 55 kg or above, the average weight of each pearl plum fruit is 23 g or above, and the soluble solid content reaches 14% or above.

The application discloses a sapindus mume SmHD-ZIP25 gene and application thereof, and belongs to the field of plant genetic engineering.The nucleotide sequence of the gene is shown as SEQ ID NO.1, and the protein encoded by SEQ ID NO.2 is shown as SEQ ID NO.2.The application further provides a primer pair for cloning the gene, a fluorescent quantitative detection primer pair, an expression vector containing the gene and a recombinant agrobacterium host cell.The transgenic arabidopsis thaliana function verification shows that overexpression of the SmHD-ZIP25 gene can make the flowering time of the plant advance by about 9.89 days; meanwhile, the SmHD-ZIP25 gene can significantly promote the development of pistil and inhibit the development of stamen.The application realizes the synergistic regulation of a single gene on flowering time and sex differentiation, and can be used for cultivating a sapindus mume or a new variety of sapindaceae plants with early flowering, improved fruit setting rate and shortened juvenile period, and has important breeding application value.

The invention belongs to the technical field of tea tree breeding, and particularly relates to a pollination method for improving the hybridization efficiency of tea trees, a nutritional agent and application. The pollination method comprises the following steps: collecting male parent pollen; emasculating the female parent, smearing the male parent pollen on the stigma of the emasculated female parent flower to complete pollination operation to form a hybrid flower; wrapping the hybrid flowers with the isolation bags; the pollination day is marked as the 0th day, the isolation bag is taken out and a nutritional agent is applied 3-5 days after pollination, and then the isolation bag is continuously used for wrapping the hybrid flowers; the formula of the nutritional agent comprises the following components: 3g to 8g of monopotassium phosphate, 0.05 to 0.1 g of cobalamin and 1L of sterile water. The application amount is to wet female parent flower stigmas; 7-9 days after pollination, the isolation bag is thoroughly removed, and development is carried out depending on the natural environment. According to the method, the fruit setting rate is increased, the young fruit falling rate of artificial hybridization is reduced, and then the hybridization efficiency is improved.

The invention provides a compound sodium nitrophenolate-thidiazuron microemulsion and a preparation method thereof. The microemulsion comprises an effective component, a high-molecular long-chain EO-PO polymer and an auxiliary material part, wherein the high-molecular long-chain EO-PO polymer comprises a polymer with the molar molecular weight of 5000-30000. According to the invention, a high-molecular polymer is creatively used for coating a thidiazuron active compound in a nanoscale micro-droplet state, so that the problem that thidiazuron is greatly decomposed after the thidiazuron active compound and compound sodium nitrophenolate are compounded to prepare the microemulsion is solved; meanwhile, the high-molecular polymer disclosed by the invention replaces a traditional solvent dissolution form with a form of wrapping a thidiazuron active compound, so that a slow-release effect is achieved, the long-acting property of the whole preparation is improved, the medication frequency and the dosage are less, meanwhile, the high-molecular polymer is safe to crops, the plant vigor is improved, the fruit setting rate can be remarkably increased, and the stress resistance of plants is enhanced.

The invention relates to the technical field of agricultural planting, and particularly provides a camellia oleifera pollination affinity detection solution and application thereof. The method can be used for rapidly identifying the affinity between the oil-tea camellia plants, well solves the problem of low yield caused by poor affinity between the oil-tea camellia plants by rapidly identifying and analyzing the pollination affinity of the oil-tea camellia, improves the fruit setting rate, provides technical support for variety matching selection during oil-tea camellia afforestation and pollen donor selection of artificial pollination, and has a wide application prospect. Good application prospects are realized.

The invention discloses a method for planting oil-tea pollination trees in the field of plant pollination technology. The method comprises the following steps: S1. selecting four Changlin oil-tea series to carry out mixed material experiments by artificial pollination and natural pollination to design 20 pollination combinations, and counting the number, quality and fruit setting rate of oil-tea fruits in different combinations; S2. calculating the fruit setting rate of artificial pollination in the whole flowering period A=(Z×Y) / X, and obtaining the actual oil yield of a single oil-tea plant in the whole flowering period artificial pollination; S3. calculating the oil yield of a single oil-tea plant under different mixed material ratios by mixed material experiment design, inputting the data into JMP software, and predicting the optimal variety configuration; S4. making a linear fitting equation for the influence of different mixed material ratio combinations on the oil-tea yield by Origin software; S5. predicting the trend of the influence of four oil-tea varieties on the oil yield by a prediction profiler, and calculating the optimal planting scheme for oil-tea pollination trees.

The temperature and humidity detection device comprises a detection assembly, the detection assembly comprises a detection box, a raindrop sensor, side grooves, an electric rod, a moving plate, an upper temperature and humidity sensor, a sliding groove, an outer sponge and an inner sponge, the top of the detection box is fixedly connected with the raindrop sensor, and the side grooves are formed in the left side wall and the right side wall of the detection box. By arranging a detection box, a side groove, a movable plate, upper temperature and humidity sensors, a sliding groove, outer sponge, inner sponge, a fixed plate, a fixed pin, a bottom column and a bottom temperature and humidity sensor, the upper temperature and humidity sensors arranged on the movable plate conduct temperature and humidity detection on the upper portion, the middle portion and the bottom of the nut tree respectively, and the bottom temperature and humidity sensor is further arranged at the bottom. The temperature and the humidity in the soil can be detected, so that the nut tree is managed better and more accurately, the temperature and the humidity are fully adjusted, and the fruit bearing rate of the upper end, the middle end and the lower end of the nut tree is increased.

The present invention provides an application and method of a gene that affects the length of papaya flower spike and fruit stalk and fruit setting rate, belonging to the field of biotechnology. CpPUP11 Gene expression level to increase the length of papaya flower spikes and fruit stalks and the fruit setting rate; the papaya breeding method is to increase the CpPUP11 Gene expression level to obtain papaya strains that affect the length of papaya flower spikes and fruit stalks and fruit setting rate; the method is to plant CpPUP11 A papaya strain with high gene expression is used to increase the length of papaya flower spikes and fruit stalks and the fruit setting rate. CpPUP11 The gene affects the development of papaya flower spikes and fruit stalks, as well as the fruit setting efficiency, and has an important impact on papaya yield and manual picking. It has important application value and provides a research basis for the breeding of new excellent papaya varieties.

The present application relates to a method for improving the fruit setting rate of distant hybridization of oil tea. After pollination is performed by cutting the style and assisting pollen germination induction during the flowering period of oil tea, the fruit setting rate of oil tea is significantly increased, and the size and weight of oil tea fruits can be increased at the same time, effectively overcoming the problems of difficult pollination and low fruit setting rate of distant hybridization of oil tea, and having good application prospects for hybrid breeding of new oil tea varieties and construction of genetic populations.

The invention provides a camellia oleifera pollen culture solution and an application method of the camellia oleifera pollen culture solution in artificial pollination of camellia oleifera. The camellia oleifera pollen culture solution is prepared from 100g / L of sucrose, 0.005 g / L of boric acid, 0.01 g / L-0. 1g / L of monopotassium phosphate, 0.01 g / L-0. 1g / L of compound sodium nitrophenolate, 0.001 g / L-0. 1g / L of sodium nitrophenolate, 0.001 g / L-0. 1g / L of 4-dichlorphenoxyacetic acid and 0.005 mmol / L-0. 1mol / L of spermidine. According to the method, the pollen can be stably adsorbed on stigmas of female flowers, so that the pollination effect is guaranteed, meanwhile, the germination rate of the camellia oleifera pollen can be remarkably increased, the pollination fruit setting rate of camellia oleifera is increased, and the use amount of the pollen can be reduced.

The application provides an ultrasonic and airflow coordinated pollination device and method, and relates to the technical field of agricultural production. The device comprises an image acquisition module, a control module and a plurality of pollination execution units. The image acquisition module is used to acquire position information of a flower to be pollinated. The control module is used to control the mechanical arm of each pollination execution unit to move and align with the flower to be pollinated based on the position information. After the alignment of each pollination execution unit, the ultrasonic vibration module of each pollination execution unit is controlled to vibrate towards the flower to be pollinated, and the airflow generation module of each pollination execution unit is controlled to generate directional airflow towards the flower to be pollinated. The high-frequency vibration generated by the ultrasonic vibration module can simulate the buzzing pollination behavior, so that a large amount of active pollen is shaken off. The directional airflow generated by the airflow generation module blows the shaken-off pollen to adhere to the stigma of the flower. Based on the coordinated design of vibration and airflow, the success rate of single pollination and the utilization rate of pollen are improved, and the pollination quality is ensured.

The invention discloses a gene for reducing pedicel shedding in tomato and application of the gene, and belongs to the field of plant genetic engineering and molecular breeding. The SlGCN5 (Solyc10g045390) is derived from a tomato Micro-Tom strain, the CDS (Coding Sequence) of the SlGCN5 (Solyc10g045390 is equal to '1', and the amino acid sequence of the SlGCN5 (Solyc10g045390) translated and coded by the SlGCN5 (Solyc10g045390) is equal to '2'. The CR-SlGCN5 gene knockout material is obtained through a CRISPR / Cas9 technology in tomatoes, and the phenotype that the pedicel shedding rate is remarkably increased is shown compared with that of a wild type. Overexpression of the SlGCN5 shows a phenotype that the pedicel shedding rate is reduced. Therefore, the SlGCN5 is a gene for regulating and controlling pedicel shedding in the tomato, so that the SlGCN5 has great application prospects and economic values in the important aspects of ensuring tomato fruit setting, improving fruit yield and the like.

A potted Lingwu long jujube extremely-early-maturing facility cultivation temperature regulation and control method comprises the following steps: step 1, warehousing and dormancy: spraying a 5% urea solution or 5% lime sulfur before entering a refrigeration house to promote potted Lingwu long jujubes to forcibly fall leaves, manually picking off unfallen leaves, thoroughly watering, transferring the potted Lingwu long jujubes after falling leaves into a fresh-keeping refrigeration house, and storing the potted Lingwu long jujubes in the refrigeration house; the temperature of the fresh-keeping refrigeration house is set to be 2 DEG C; step 2, greenhouse temperature rise: arranging electric heating equipment in the greenhouse to adjust the air temperature and the soil temperature at the root zone; 3, temperature monitoring: setting a temperature self-recording instrument in the growth environment of the potted Lingwu long jujube, and monitoring air temperature data and soil temperature at the root zone in the flowerpot in real time. By implementing temperature regulation and control, the temperature of the environment where the potted Lingwu long jujube is located is accurately controlled, then dormancy breaking, growth and development of the potted Lingwu long jujube are promoted, and the flower bud differentiation rate and the fruit setting rate are increased.

The application provides a method for promoting pollination and fruit setting of amomum villosum by artificial assistance, and relates to the technical field of amomum villosum planting. The method is characterized by using beta-pinene, benzaldehyde, p-methoxycinnamaldehyde and anhydrous ethanol as chemical attractants to treat amomum villosum plants in the flowering stage, and then using gibberellin, naphthalene acetic acid, flue-cured tobacco straw fermentation extract, ethylhexylglycerin, anhydrous ethanol and borax as fruit setting agents to spray the amomum villosum plants after the chemical attractants are sprayed. The method overcomes the shortcomings of the prior art, effectively improves the fruit setting rate of amomum villosum, reduces the artificial loss, and comprehensively improves the economic benefits of planting.

The application discloses a configuration method for pollination trees in Gleditsia sinensis plantations and belongs to the technical field of Gleditsia sinensis planting. In the configuration method, the planting quantity ratio of Gleditsia sinensis female plants, Gleditsia sinensis var. cathayensis male plants and Gleditsia delavayi male plants is set to 26-30:1-3:1-2, and the planting quantity of the Gleditsia sinensis var. cathayensis male plants is greater than that of the Gleditsia delavayi male plants. By introducing the Gleditsia sinensis var. cathayensis with early flowering period and the Gleditsia delavayi with late flowering period to perform interspecific cross-pollination, the application realizes the continuation and coverage of the flowering period, guarantees the continuous supply of male pollen in the whole female flower opening period, greatly improves the fruit setting rate and yield of the Gleditsia sinensis, and significantly improves the pod and seed quality of the Gleditsia sinensis var. cathayensis and the Gleditsia delavayi, including the significant improvement of saponins, amino acids, pectin and total sugar components. It can be seen that the application significantly improves the production efficiency of the Gleditsia sinensis plantations.

The invention relates to the technical field of agricultural compositions, in particular to a stress-resistant and yield-increasing agricultural composition. The active ingredients of the stress-resistant and yield-increasing agricultural composition are composed of furfuryl aminopurine and S-abscisic acid, the plant germination rate can be increased when the mass ratio of furfuryl aminopurine to S-abscisic acid is in the range of (5-80): (0.1-40) under high temperature stress, the germination rate is remarkably higher than the effect of each single agent when furfuryl aminopurine and S-abscisic acid are compounded, and the synergistic effect is obvious; field tests verify that when the mixing mass ratio of furfurylaminopurine to S-abscisic acid is in a range of (5-80): (0.1-40), the agricultural composition has the effects of promoting root growth, promoting fruit expansion, improving fruit setting rate and improving fruit yield and quality. The agricultural composition has a good application prospect.