16results about How to "Improve seedling quality" patented technology

The utility model relates to the technical field of seedling hole trays, in particular to a seedling hole tray convenient to manage, which comprises a hole tray main body, handles are fixedly connected to the lower parts of the left end and the right end of the hole tray main body, and three through threaded mounting holes are formed in each of the left end and the right end of the hole tray main body. Fixing bolts are movably connected into the two transversely-distributed threaded mounting holes in a threaded mode, two sliding grooves are formed in each of the inner left wall and the inner right wall of the hole tray body, and limiting columns are fixedly connected to the middles of the inner lower walls of the four sliding grooves. According to the seedling raising hole tray convenient to manage, carrying is convenient through the handle, stable fixing is achieved through the threaded mounting holes and the fixing bolts, the sliding grooves and the limiting columns are matched to adjust the seedling raising structure, drainage and water storage are guaranteed through the tray water storage structure, and the problems that a traditional seedling raising hole tray is inconvenient to carry, unstable in fixing, poor in drainage and water storage and the like are effectively solved; the seedling culture management efficiency and the seedling culture quality are obviously improved.

The present application belongs to the technical field of plant induced regeneration, and particularly relates to a high-efficiency artificial propagation method of Dendrobium candidum, comprising the following steps: taking two-year-old stem segments with nodes as materials, cutting the stem segments into appropriate sizes, and disinfecting the stem segments; and culturing the stem segments in a culture medium A for 90 days, and then completing the proliferation and rooting integration through a direct organogenesis route. The present application realizes the cyclic production of Dendrobium candidum, and the whole culture process can be completed only by using one culture medium, greatly improving the artificial in-vitro propagation efficiency, and the proliferation coefficient is completely comparable to the seed asymbiotic germination method, and the problems of large offspring trait separation and different qualities caused by the seed asymbiotic germination are solved, and the quality and yield of seedlings are greatly improved. The present application can provide a brand-new technical support for the factory-scale growth of Dendrobium candidum, so as to achieve the purpose of cultivating seedlings with genetic stability and excellent quality to improve the artificial planting efficiency, and the cost is low, the cycle is short, and the quality and survival rate of seedlings are high.

The utility model relates to the technical field of agriculture, and discloses a multifunctional seedling raising plate which comprises a base, supporting rods are fixed to the four corners of the top of the base, two seedling raising plates are arranged between the opposite faces of the supporting rods, water storage frames are fixed to the bottoms of the seedling raising plates, and a water tank is arranged at the top of the base. According to the multifunctional seedling raising disc, a filter plate is put into a filter box, a pull plate is pulled outwards to drive a fixing column to leave the interior of a fixing groove, a connecting rod is pulled to drive a special-shaped block to move, the special-shaped block drives a transverse plate to move in the direction of a connecting block, and in the process, the transverse plate enters the interior of a fixing block, so that connection is completed; the redundant water of the seedling raising tray can flow into the water storage frame and is recycled through the water return pipe, then a filter plate in the filter box is recycled to filter out large-particle impurities in the water, and the recycled water can be conveyed into the water tank to be reused conveniently, so that waste of water sources is avoided, and the water-saving effect of seedling raising is improved.

The invention discloses a root promoting nutrient solution and a herba epimedii root strengthening and bud increasing seedling raising method, and the method comprises the following steps: performing seed initiation on herba epimedii seeds, performing sand storage and stratification for 60-90 days, and accelerating germination until white buds appear; sowing the white and sprouted seeds on the seedbed, covering the seeds with a substrate, and growing seedlings; when 1-2 true leaves of each seed seedling expand and stem nodes extend to 3-5 cm, terminal buds are completely covered with humic fine soil with the pH being 5.5-6.5, and the soil covering thickness is 1.0-2.0 cm; 2-4 L of a root-promoting nutrient solution is used in each square meter of the seedbed after the seedbed is covered with the soil, and the root-promoting nutrient solution is prepared by adding 150-200 mg of algal polysaccharides, 1.1-1.66 mg of salicylic acid and 800-1200 mg of monopotassium phosphate into each 1 L of water; 30-60 days after the seedbed is covered with soil, when axillary seedlings exist, after more than or equal to 5 secondary roots are formed at the base parts of the axillary seedlings, stem nodes connecting the mother seedlings and the axillary seedlings are transversely cut off in the middle, and the distance between notches and the base parts of new seedlings is 2 + / -0.5 cm; a wound healing nutrient solution is sprayed to notches of the mother seedlings and the new seedlings, and the mother seedlings and the new seedlings are cultured to adult seedlings respectively. The problems that an existing epimedium breeding method is low in breeding coefficient, low in seedling quality and the like are solved.

The utility model relates to the technical field of blueberry seedling tissue culture, in particular to a blueberry seedling tissue culture device which comprises a working table, a blueberry seedling tissue culture post-shearing assembly is arranged at the top of the working table, and the bottom of the shearing assembly is connected with the top of the working table through a sliding displacement assembly. A culture medium blueberry seedling conveying assembly with a culture medium is arranged on the front side of the shearing assembly, a placing and conveying assembly used for placing sheared blueberry seedlings is arranged on one side of the culture medium blueberry seedling conveying assembly, and the shearing assembly comprises an electric shearing shear; furling plates which are furled inwards are arranged on the outer walls of the two sides of the end, close to a cutting edge, of the electric shearing shear, the furling plates are arranged upwards by 45 degrees, and a fixing plate is connected to the exterior of the end, away from the furling plates, of the electric shearing shear; according to the blueberry seedling shearing device, shearing work of blueberry seedlings can be rapidly and accurately completed from a culture medium, the whole blueberry seedlings can fall down and be conveyed after shearing, the shearing efficiency is greatly improved, scattering is prevented, and follow-up transplanting and seedling raising work is facilitated.

This utility model discloses a convenient corn seedling removal breeding device, belonging to the field of corn cultivation and breeding technology. It includes a culture box with three fixed plates fixedly connected to its inner wall. Each fixed plate has a cultivation plate fixedly connected to its upper surface. Each fixed plate has an air inlet pipe fixedly connected to its inner wall. Each cultivation plate has several sliding push plates slidably connected to its inner wall. The outer surface of each air inlet pipe is fixedly connected to the inner wall of the culture box. This convenient corn seedling removal breeding device, through the installation of an electric push rod, allows the corn seedling to be removed. When the corn seedling needs to be removed, the electric push rod is activated, causing a piston block to slide within the air inlet cylinder. Air is drawn in through a first one-way valve, then through the air inlet pipe and a second one-way valve, filling the cultivation plate with gas. The gas pushes the push plates upwards, allowing the corn seedling to rise smoothly from the cultivation plate. This avoids damage to the seedling roots caused by manual digging or using tools, ensuring the integrity of the root system.

The application relates to a stepped environment-regulating seedling raising device, and relates to the technical field of seedling raising devices. The device comprises a stepped support, a plurality of planting boxes are arranged at the upper end of the stepped support, a plurality of atomizing nozzles arranged in a linear array are fixedly connected to the bottom end of the outer wall of a water pipe, a plant growth lamp is rotationally connected in the rotating seat, two axial flow fans arranged in a mirror image are fixedly connected to the inside of one side of the shell, and an exhaust pipe is fixedly connected to the upper end of the shell. The application has the effects that the plant growth lamp, the atomizing spraying device and the axial flow fan are arranged, the spraying device sprays water mist into the shell through the atomizing nozzles to ensure the stability of humidity by the control device, and the illumination of the plant growth lamp provides sufficient light for seedlings, so that the seedlings can perform sufficient photosynthesis, the environment in the shell can be kept in the conditions suitable for the growth of the seedlings, and the seedling raising efficiency and quality are improved.

The application relates to the technical field of seedling raising, and discloses an oil tea grafting seedling raising device and method, which comprises a support, equidistant ring frames are arranged in the support, seedling raising bags are arranged in the ring frames, and an arrangement assembly for driving the ring frames to be arranged in a stepped manner is arranged on the support. The application can realize the following effects: when weeds in the seedling raising bags are cleaned, the seedling raising bags are arranged in a stepped manner from left to right in a descending order of height, the seedlings in the adjacent seedling raising bags are not staggered, in the subsequent cleaning of the weeds, the seedlings and the weeds in the adjacent seedling raising bags do not interfere with each other, the cleaning operation is facilitated, the seedling raising bags can be arranged while the bottoms of the seedling raising bags are supported, in the subsequent cleaning of the weeds, the bottoms of the seedling raising bags are not damaged, and the weeds can be better cleaned.

The present application relates to the technical field of plant induced regeneration, and particularly relates to a high-efficiency artificial propagation method of jixiang grass, comprising the following steps: cutting the year-old stem with bud roots after sterilization treatment into about 0.5*0.5cm, and inoculating the stem with bud roots into culture medium A; cutting the stem with bud roots in the culture medium A to 1.5-2.0cm high with petiole, and transferring the stem with 3-4 leaf blades into culture medium B for culture for 60 days; cutting the cluster culture in the culture medium B into 1.0*1.0cm with 2-4 leaf blades reserved and cut to 1.5-2.0cm high, and transferring a single plant into culture medium C; when the test tube seedling is as high as 8-10cm, and the seedling is strong and thick, the test tube seedling is taken out and transferred into a substrate for culture, and the survival rate is 100% after 60 days. The present application realizes high-efficiency occurrence of the jixiang grass stem cluster buds, and the whole culture process can be completed only by two culture media except for the ex-plant starting culture, so that the artificial in-vitro propagation efficiency is greatly improved, the cost is low, the cycle is short, the seedling quality and survival rate are high, and technical support can be provided for factory scale growth.

The invention belongs to the technical field of plant cutting propagation, and particularly relates to a method for improving the rooting rate and the seedling emergence quantity of olive cutting seedlings. In order to solve the technical problems of low rooting rate and small seedling emergence amount of the existing cutting seedling raising of the improved variety of olea europaea, an annual robust branch is preferably selected as a cutting branch for cutting seedling raising by taking the robust branch germinating and growing from the hidden bud of the olea europaea. Experimental results show that the average rooting rate of seedling cuttings can reach 72% or above for cutting seedlings of different varieties of olea europaea, and the average rooting rate can also reach 72% or above remarkably for the recognized variety of clerocra difficult to root; meanwhile, rotten roots do not appear in the cutting seedling raising process, and the average root system number can reach 10 or above. Therefore, the seedling raising method has a remarkable improvement effect on the olive seedling raising quality and quantity, and has important significance on large-area cultivation and efficient planting of the olives.

This invention discloses a soil water retention device for the root system of forest tree seedlings, specifically relating to the field of forest tree seedling technology. It includes a silicone trough pad, a seedling container, multiple fixing blocks, and a seedling water retention component. The seedling water retention component comprises a support plate, a long water-absorbing spiral gel strip, an inclined block, an inclined support plate, a short inclined water-absorbing spiral gel strip, a base block, cotton thread, multiple spaced inclined blocks, and spaced water-absorbing spiral gel strips. This invention utilizes a seedling water retention component that allows for multi-dimensional water absorption by forest tree seedlings in humid environments and multi-directional water release in dry environments. It provides a wide release contact area, meeting the multi-dimensional water retention needs of the root system, maintaining the root moisture environment in different directions, and improving the quality of forest tree seedlings. This solves the problem of difficulty in meeting the multi-directional water retention needs of the root system, leading to poor water retention in forest tree seedlings and hindering the effective maintenance of the required root moisture environment, thus affecting the quality of forest tree seedlings.

This application discloses a remote water and fertilizer control method and system. The method includes: acquiring plant varieties; generating multiple seedling conditions based on the plant varieties, wherein the seedling conditions include at least one of the following: seedling substrate porosity and seedling soil moisture content; each seedling condition is different; cultivating seedlings of the plant varieties under the same environmental conditions according to each seedling condition, wherein during the seedling cultivation process, photos of the seedlings corresponding to each seedling condition are taken on a daily basis; after the seedling cultivation is completed, a photo set is generated from the photos of the seedlings corresponding to each seedling condition; the photo set is analyzed, and the seedling conditions corresponding to the photo set with the best seedling effect are selected and saved. This application solves the problem in related technologies where the manual selection of seedling conditions is detrimental to improving seedling quality, thereby improving seedling quality.

The utility model discloses a seedling raising hole tray, relates to the technical field of agricultural cultivation, and solves the technical problem that the growth vigor of seedlings is affected due to the fact that an existing device is easy to cause too fast water loss. The planting device comprises a planting plate, planting cups, water guide plates and water retention blocks, a plurality of placement holes are formed in the planting plate, each placement hole is internally provided with one planting cup, the water guide plates are arranged at the lower ends of the planting cups, at least one water retention block is arranged on the inner wall of each planting cup, water retention cavities are formed in the water retention blocks, and the water guide plates are arranged in the water retention cavities. A plurality of water inlet holes are formed in the two sides of the water retention block, the water inlet holes are communicated with the water retention cavity, water seepage holes are formed in the inner wall of the water retention cavity, and the water seepage holes are communicated with the outside.

The application belongs to the technical field of plant genetic engineering, and discloses a gene for promoting adventitious root development and application thereof. EuWOX11 The application specifically discloses the application of the gene, a recombinant expression vector containing the gene or an engineered bacterium containing the gene in at least one of promoting adventitious root generation, adventitious root elongation, increasing the number of adventitious roots, increasing the biomass of adventitious roots, and promoting the growth of an aboveground part; the application in at least one of improving the rooting characteristics of woody plants, shortening the rooting cycle of cuttage, increasing the rooting rate of cuttage, increasing the survival rate of cuttage, and increasing the efficiency of asexual reproduction; and a method for obtaining a plant with improved adventitious root development. The transgenic plant obtained by overexpressing the gene has a more developed root system, a more vigorous aboveground part, and stronger adaptability after planting, and can significantly improve the seedling raising efficiency and seedling quality and reduce the production cost, and has important application value and economic value in the molecular breeding and industrial breeding of eucommia ulmoides and populus tomentosa.

The utility model discloses a different fertility seedling comparison device which comprises a seedling box, a comparison cultivation chamber dug in the seedling box, a water tank arranged at the top end of the seedling box, a liquid collecting box fixedly arranged at the bottom end of the seedling box, U-shaped seats arranged on two side walls of the comparison cultivation chamber, and a first electric pump arranged at the top end in the comparison cultivation chamber. Cultivation boxes are suspended in the middle of the interior of the comparison cultivation chamber, a water conveying pipe is arranged at the output end of each first electric pump, a matched quantity control valve is arranged on each water conveying pipe, a plurality of evenly-distributed spraying branch pipes and cultivation illuminating lamps are arranged on the lower portions of the water conveying pipes, and limiting blocks are arranged at the left ends and the right ends of the cultivation boxes; a matched fence grating is embedded in the upper part in the seedling raising plate, and sponge is laid at the bottom end of the seedling raising plate; one end, far away from the seedling raising plate, of each limiting block is inserted into the corresponding U-shaped seat; compared cultivation in the seedling raising process is achieved, the seedling raising quality and yield are improved, meanwhile, water resources can be recycled, seedlings are independently cultivated, and taking out in the later period is facilitated.

This invention discloses a rapid propagation method for *Nitraria tangutorum* seedlings induced from leaves, belonging to the field of tissue culture. The method includes: rooting culture of explant leaves, with a rooting medium of 1 / 2 MS + 0.5 mg / L indolebutyric acid; proliferation culture, with a proliferation medium of MS + 2.0 mg / L 6-benzylaminopurine + 1.0 mg / L zeatin + 2.0 mg / L indolebutyric acid; and rooting culture, with a rooting medium of 1 / 3 MS + 2.0 mg / L indolebutyric acid. This invention achieves rapid propagation of *Nitraria tangutorum* under artificially controlled conditions using tissue culture (from explant culture to seedling rooting takes only 35-45 days). Compared with previous tissue culture methods, this invention eliminates the callus culture step, avoiding browning, vitrification, and contamination that occur in callus culture, thus significantly accelerating the seedling formation rate and greatly improving seedling quality.