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77results about How to "Easy to manage in the field" patented technology

New corn haploid inducing line and applications thereof

The present invention belongs to the technical field of gene engineering, and specially relates to a new corn haploid inducing line and applications thereof. According to the present invention, transgenic corn expressing a fluorescent protein gene, an insect-resistant gene and anti-weeding-agent gene is adopted as the male parent (male), and is subjected to hybridization with a haploid inducing line female parent (female) to generate a hybridization generation, and multiple back cross, screening and selfing are performed to obtain the new corn haploid inducing line; the problems that the haploid is difficult to identify, the accuracy is not high, the speed is slow, the identifying is dependent on experienced researchers and the like in the previous system are solved with the new corn haploid inducing line of the present invention; the rapid identifying can be performed with the simple device without the experienced researchers, the accuracy is high, the time and the labor are saved, the large-scale haploid production can be achieved, and the new corn haploid inducing line is used for corn breeding; and the new corn haploid inducing line has characteristics of insect resistance and weeding agent resistance, is beneficial for field management and improvement of the quantity and the quality of haploid induction.
Owner:深圳麦客思鱼生物科技发展有限公司

Amount-decreased chemical fertilizer deep application method based on reducing rice field nitrogen and phosphor non-point source pollution

The invention discloses an amount-decreased chemical fertilizer deep application method based on reducing rice field nitrogen and phosphor non-point source pollution. The method comprises the following steps: 1) determining the target yield of an amount-decreased chemical fertilizer deep application method of rice; 2) determining N, P and K nutrient quantity demands under the target yield; and 3) determining the fertilization application amount under the target yield; 4) applying chemical fertilizers: applying hole applied fertilizers and base fertilizers as fertilizers for early and late rice, wherein as for the hole applied fertilizers for early rice, the N fertilizer dosage is 25-30kg N / ha and the P fertilizer dosage is 25-30kg P2O5 / ha; as for the hole applied fertilizers for late rice, the N fertilizer dosage is 30kg N / ha; the base fertilizer dosages of early and later rice are equal to the fertilization application amounts under target yields of early and late rice minus the hole applied fertilizer dosages of early and late rice; the hole applied fertilizers of early and later rice are applied before rice transplanting in a spread manner, and the base fertilizers are prepared into fertilizer balls which are applied deep after rice transplanting. The method is capable of reducing the rice field nitrogen and phosphor non-point source pollution to a great extent and improving the fertilizer utilization efficiency, is high in operability in production, low in investment cost and relatively high in popularization and application value.
Owner:INST OF SUBTROPICAL AGRI CHINESE ACAD OF SCI

Plant/line spacing-adjustable detachable multifunctional seeding device

The invention relates to a plant / line spacing-adjustable detachable multifunctional seeding device and belongs to the field of agricultural machineries, and the device is mainly used for sowing various plant seeds in dry lands. The invention aims to improve the labor productivity, reduce the labor intensity of farmers, save seeds, ensure the seeding quality, increase the seeding survival rate, improve the field management, and reduce the production cost. For achieving the purposes, the plant / line spacing-adjustable detachable multifunctional seeding device comprises a gasoline engine, a stepless speed-change device, a seeding rack, a seeding machine, a moving device and a plant spacing adjusting device, wherein the gasoline engine is connected with the stepless speed-change device, and drives the moving device through the transmission of a gear and a chain; the seeding machine is fixed on a central fixed shaft of the seeding machine; and the moving device is arranged at the bottoms of the seeding rack and the seeding machine. The plant / line spacing-adjustable detachable multifunctional seeding device is characterized in that the seeding machine can adjust the line spacing for seeding, and the plant spacing adjusting device can adjust the plant spacing for seeding.
Owner:应华

Method for producing seeds by adopting cucumis melo facility in greenhouse

The invention relates to a method for producing seeds by adopting cucumis melo facility in a greenhouse. According to the method, seeds of cucumis melo are produced in the solar greenhouse in early spring, the ratio of male and female parents is 1:5, male parents are 7 days earlier sown than female parents, planting and thorough watering are performed after a seedling has three leaves and one bud, intertillage is performed, a mulching film is covered, single stem training is performed on the female parents, vine-hanging cultivation is performed, pinching is performed when the seedling has 20-22 leaves, 16-19 nodes are used for fruit reserving, 3-4 vines are reserved for the male parents and hung, lateral buds are removed, 3-4 lateral vines are selected for pollination, emasculation is performed on female flowers at four o'clock in the afternoon one day earlier before the female flowers blossom, male flowers are well sleeved with sleeves, the well-sleeved male flowers are picked up at 5-7 o'clock next day, the emasculated female flowers are subjected to cross pollination at 7-10 o'clock and well sleeved with bags after pollination is completed, three hybrid melons are reserved, and two melons are selected when the three hybrid melons grow to the size of an egg. According to the method, the greenhouse is used for seed breeding of the cucumis melo, the flowering periods of wild species of various cucurbitaceae and vegetables are avoided, cross breeding probability is reduced, the seed purity is greatly improved, influence of adverse weather on melon growth is reduced, and the produced seed quality is better guaranteed.
Owner:山东省寿光市三木种苗有限公司

Single-bud-segment sugarcane planting machine

PendingCN109892053ARealize automated plantingImprove planting efficiencySpadesPlantingEngineeringBud
The invention discloses a single-bud-segment sugarcane planting machine. The machine comprises a rack, and a seed box, a seed arranging device and a driving mechanism are arranged on the rack; the seed arranging mechanism comprises a seed scooping mechanism and a conveying box; the seed scooping mechanism comprises a first transmission wheel, a second transmission wheel, a transmission component and seed scooping spoons; the first transmission wheel is arranged above the second transmission wheel, the transmission component is arranged between the first transmission wheel and the second transmission wheel, and the seed scooping spoons are arranged on the transmission component at equal intervals; the seed scooping spoons on the rear side edge of the transmission component penetrate throughan inner cavity of the seed box, the front side edge of the transmission component is arranged in the conveying box, and the seed scooping spoons divide an inner cavity of the conveying box into a plurality of sugarcane seed conveying bins; the driving mechanism is in transmission connection with the first transmission wheel or the second transmission wheel so that the technical problems that when a traditional sugarcane planting machine is used for continuous seed discharging, seed arranging is not uniform and sugarcane seeds are severely wasted can be solved.
Owner:广西双高农机有限公司

High-yield planting method for organic pea seedlings

The invention discloses a high-yield planting method for organic pea seedlings. According to the technical scheme, the method includes: matching bean cakes, rape seed cakes, distiller's grains, chicken manure and saw dust in the proportion of 7:7:3:2:1 on the basis of weight rate for retting of organic fertilizers in early July; subjecting to parcels of a field to deep tillage in early September, applying the organic fertilizers to the field as base fertilizers after ten days, performing intensive cultivation by 1500kg per 667m <2> prior to ditching; plough ridges for seedling around 20th , September, spraying weed killer on the parcels of the field for once and mounting irrigation facilities, wherein the ridges are 30cm in width, 5cm in height, 15cm at intervals and seedling quantity is 35kg per 667m<2>. Compared with the prior art, the high-yield planting method has the advantages that field management is facilitated by a seedling mode of ridge ploughing, only the organic fertilizers are used, chemical pesticides are avoided, a greenhouse is omitted, growing period is long, the pea seedlings are higher in organic ingredient, taste is better via winter frosting, and the yield per average 667m<2> is 20% higher than the yield by scattering or dibble seedling modes.
Owner:DANTU DISTRICT JIANGXINZHOU FENGZE FISHERY PARK

Grape and kiwifruit cultivation trellis

The invention discloses a grape and kiwifruit cultivation trellis, and aims at solving the problem that an existing cultivation trellis cannot make angle adjustment according to the actual requirements of different stages of the fruit tree growth period. The grape and kiwifruit cultivation trellis comprises a main rod, brackets and an adjusting device, each bracket comprises a fixed end and a movable end, the fixed ends are connected with the main rod through a rotary shaft, and fixing holes are formed in the tops of the movable ends and used for fixing steel strands; the cultivation trellis is provided with the adjusting device, the adjusting device comprises fixed pulleys, a hand cranking device and the steel strands, the top of the main rod is fixedly provided with the two fixed pulleyscorresponding to the brackets, the hand cranking device is arranged at portion, at the lower end of the rotary shaft, on the main rod, and the steel strands fixed to the brackets are connected into the hand cranking device after being coupled to the fixed pulleys. The grape and kiwifruit cultivation trellis is high in practicability, and mounting and maintenance are convenient; by means of the cultivation trellis, the effects of adjusting the illumination intensity, controlling the growth vigor and improving the working efficiency according to the actual growth conditions of grapes and kiwifruits can be achieved.
Owner:付伟伟

Headed trunk management method of cordon oil-used peony

ActiveCN107223438APromote high yield and incomeFully developedHorticulture methodsBudCell budding
The invention relates to a headed trunk management method of cordon oil-used peony and belongs to the technical field of woody oil crop production. The method includes: taking robust peony seedlings of three years old as a based, and stumping after transplanting; reserving a strong bud to culture a trunk in spring of the first year of field planting, picking a top bud after leaves fall at autumn, retaining 3-4 robust side buds at positions, higher than the ground, of the trunk by 25-40cm to culture a primary side branch; picking all flower buds on the primary side branch before flowering of the second year; retaining all flower buds of an upper secondary side branch before flowering of the third year, picking all flower buds on a lower secondary side branch at the same time, and entering normal fruiting high-yield period in the fourth year. The method is simple, easy to implement and high in yield, cultivated peony is cordon inverted-broom-shaped and is beautiful in plant type, thick and strong in branch, free of lodging, coordinated in growth and good in ventilation and light-transmitting effect and enters a high yield period earlier by 1-2 years when compared with conventional management, and convenience is brought to field operation management like under-forest poultry raising and mechanical fertilizing, weeding and fruit harvesting.
Owner:HENAN UNIV OF SCI & TECH

Dam bank collapse detection wireless terminal device and dam bank collapse monitoring and early warning system

The invention relates to a dam bank collapse detection wireless terminal device and a dam bank collapse monitoring and early warning system. The dam bank collapse detection wireless terminal device comprises an overwater sensor, an MCU control module, an encoder, a wireless transmitting unit and a power module, output signals of the overwater sensor are connected to the MCU control module, the MCU control module, the encoder and the wireless transmitting unit form a master control circuit, and the output signal of the MCU control module is connected with the wireless transmitting unit through the encoder; and the encoder is connected with a programmable clock unit, and the programmable clock unit outputs signals to be connected with the encoder. The dam bank collapse monitoring and early warning system is composed of a data analysis and detection part, a wireless transmission part, a video monitoring part, an intelligent simulation cloud, an APP mobile phone terminal management and video display control system and a certain number of the dam bank collapse detection wireless terminal devices. Automatic monitoring of river dam beach stone collapse is realized,the cost is low, and operation is simple.
Owner:河南黄河河务局信息中心

Method for mechanically cultivating soybean through narrow ridge close planting technology

InactiveCN104170606ASmall seeding unitIncrease planting densityHorticultureHectareSeedling
The invention provides soybean cultivation technology through narrow ridge close planting, which comprises the following five steps of mechanical cultivating, precision planting, mechanical deep fertilizing, mechanical weeding and mechanical harvesting. Compared with traditional 'three ridge cultivation' and other cultivation technologies, the method is small in seeding unit, large in planting density, reasonable in plant distribution, and convenient to carry out field management such as seeding, fertilizing and weeding. The large ridge is changed to be the narrow ridge, the ridging space is reduced to be 45cm from 65cm, and 300,000-350,000 seedlings instead of 220,000-280,000 seedlings are kept per hectare. The mechanical cultivation is carried out in the whole process, the time and the labor are saved, the efficiency is high, and the mechanical cultivating and soil preparing are carried out around the soil environment beneficial to soybean growth; due to rational close planting, the strains of unit area is increased, the green leaf covering area is enlarged, and natural light, heat and air resources are fully utilized; the narrow ridge close planting gives full play to population dominance, so that the effect of increasing both production and income is achieved.
Owner:SHANGHAI QINGMEI GREEN FOOD

Chinese cabbage selfing breeding method

The invention provides a Chinese cabbage selfing breeding method and belongs to the technical field of vegetable breeding. The method comprises the following steps: selecting proper Chinese cabbage varieties; treating Chinese cabbage seeds; fertilizing and performing soil preparation; seeding; watering and fertilizing; spraying saline water; and releasing bees and harvesting seeds. According to the method, the 2% saline water is sprayed for destroying the incompatibility of Chinese cabbage, pollination of the incompatible Chinese cabbage is promoted, and the selfing retaining purity of the Chinese cabbage is improved; a beehive of Colbert bumblebees is arranged beside a Chinese cabbage field and is used for Chinese cabbage pollination, the Colbert bumblebees have long mouthparts, can attentively collect pollen and pollinate the Chinese cabbage in a certain area as having an underdeveloped information exchange system and are conductive to pollen release of the Chinese cabbage by virtue of large acoustic shock, and thus when pollination is carried out by the Colbert bumblebees, the pollination rate of the Chinese cabbage is improved, the yield is improved, time and labor are saved, and the labor cost is reduced. According to the method, homologous strain self-pollination or pollination of heterogeneous strains in a same line can be performed, the selfing breeding efficiency is high, and the cost is low.
Owner:桐乡绿禾农业科技开发有限公司

Early-maturing and dense-planting cultivation method for fresh maize

InactiveCN109906894APromote deep penetrationAvoidance of overhangGrowth substratesCulture mediaThermal insulationEconomic benefits
The invention discloses an early-maturing and dense-planting cultivation method for fresh maize. The method includes the following steps that seed cultivation is performed, wherein heat preservation seedling cultivation is performed from mid-late February to early March in early spring; transplanting is conducted when each seedling grows 3-5 leaves, and the seedlings are transplanted in the groundfor heat preservation; planting is conducted, the transplanted seedlings are planted in holes, holes are formed at planting points, at least three seedlings are placed in each hole, the holes are filled with fertilizers before transplanting, and then full irrigation is performed; thermal insulation tools are removed gradually when the temperature rises due to environment warming; secondary seedling cultivation is performed in mid-early June, the seedling cultivation mode and the planting mode are same as these in spring; transplanting starts after preceding maize is harvested. According to the method, the maize can be planted in two seasons one year, meanwhile the centralized selling time of the maize is staggered, maize selling in a market can be advanced or delayed, lagging sales are avoided, and meanwhile the economic benefits are greatly improved. Meanwhile, the dense-planting in thin-hole technology is implemented, the labor and cost of transplanting are reduced.
Owner:CROP SCI RES INST SHANXI ACADEMY OF AGRI SCI

High-efficiency corn variety circulation breeding method

The invention discloses a high-efficiency corn variety circulation breeding method. The method comprises the following steps: 1, selecting a first group of female parents and a first group of male parents in an area; 2, carrying out hybridization and 1-3 time directional backcrossing improvement on the first group of female parents and the first group of male parents to obtain an improved early selfing line material; 3, selfing the improved early selfing line for 2-4 generations to obtain a base material, selecting a representative key inbred line with good general combining ability, and carrying out incomplete diallel cross on the selected representative key inbred line and the base material; 4, screening a base material with good general combining ability through analysis, and selfing the screened base material used as a target early selfing line material for 4-6 generations to obtain a second group of female parents and a second group of male parents with good general combining ability; and 5, hybridizing the second group of female parents and the second group of male parents, respectively planting corn test cross combinations obtained through the hybridization in all regions, and carrying out yielding ability and disease resistance screening. The problems of low efficiency and large cost of high-yield corn cultivation in the prior art are solved.
Owner:云南瑞禾种业有限公司

Celery hybrid combination method

The invention discloses a celery hybrid combination method. According to the method, firstly through transformation, a plurality of celery cytoplasmic male sterile (CMS) lines with stable heredity areobtained; the CMS lines are used as female parents; an excellent selfing line is selected and determined to be used as male parents; the fine management is performed in winter; the plants are cultured into healthy and strong breeding plants; the low-temperature vernalization process is completed; in spring, according to the hybrid combination plan, several CMS female parents and corresponding male parents are subjected to simultaneous fixed planting into one seed collecting ridged field; in a period from bolting to blooming, a high-density isolation net chamber is erected above the seed collecting ridged field, so that all female and male parents in the net chamber are isolated from external pollen; then, a low-density isolation net bag is used in the net chamber for performing flower andbranch isolation on all CMS female parent plants. The artificial auxiliary pollination is performed in the blooming period; the hybrid seeds can be harvested from the CMS female parent plants when seeds become yellow. The condition that one male parent simultaneously perform hybrid combination with a plurality of CMS female parents can be realized by the method; the sufficient quantity of hybridseeds are obtained; the hybrid breeding efficiency and the plant disease and insect pest prevention and control effects are improved; the field management is convenient.
Owner:TIANJIN RES INST OF VEGETABLE
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