CN103039245B - Potato seed facility seedling raising method - Google Patents
Potato seed facility seedling raising method Download PDFInfo
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- CN103039245B CN103039245B CN201310002380.8A CN201310002380A CN103039245B CN 103039245 B CN103039245 B CN 103039245B CN 201310002380 A CN201310002380 A CN 201310002380A CN 103039245 B CN103039245 B CN 103039245B
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Abstract
The invention discloses a potato seed facility seedling raising method. The method includes: using a rectangular shallow water containing pool subjected to waterproof treatment as a seedling raising pool; using solid framework materials with high plasticity to build a seedling raising shed frame, and mulching a film on the shed frame to build a seedling raising shed; selecting a rectangular seedling raising plate with a plurality of seedling raising cavities; making a culture medium suitable for sprouting and growth of potato seeds; preparing solid fluid fertilizers according to a certain proportion of microelements and major elements of crop nutrients; filling the culture medium in the seedling cavities of the seedling raising plate, and placing the seedling raising plate with the seeds sowed in the seedling raising shed pool; and manually or automatically controlling the temperature and humidity to meet grouting and seedling of the seeds, adding the seedling raising fertilizers into the seedling raising pool according to a certain nutrition concentration, controlling diseases, insect pests and weeds, and transplanting seedlings to a mesh room or fields after seedling exercising. The method is high in emergence rate, the seedlings are developed in root system, the transplanting survival rate is high, seedling nursery management operations are simple, seedling raising cost is low, and seedling raising efficiency is high.
Description
Technical field
The invention belongs to white potato seedling seed seedling growing process field, relate in particular to a kind of method of white potato seedling seed breeding and seedling nursing with equipment.
Background technology
The technical scheme that prior art provides is:
Build nursery pond: inside, pond is smeared cement mortar or padded upper plastic foil with preventing water leakage, after nursery pond is built up, fills water in pond.
Floating seedling tray is put medium: make seedling-cultivating tray with foamed plastics or polystyrene plastics dish, be uniformly distributed the foraminate reverse pyramid hole of growing seedlings, bottom above, the pitch of holes in adjacent seedling hole is 0.5 ㎝, prior waterlogged medium is filled in each hole of growing seedlings, medium by perlite and humus soil the two by weight proportion 1:8-10 mix.
Sowing detoxicating cuvette micro potato: the detoxicating cuvette micro potato having germinateed is sowed at the growing seedlings in hole of medium is housed on seedling-cultivating tray.
The seedling-cultivating tray of having sowed is put in to the floating cultivation in pond, and management work is with general seedling-cultivating method.
Sow 25～40 days, seedling is transferred to from seedling-cultivating tray, root system is transplanted with culture matrix.
The shortcoming of prior art is: matrix in the method adopt perlite and humus soil by weight 1:8～10 flour mixed with adulterants become, because humus soil ratio is higher than 80%, after seed germination, in matrix, air very little, excess moisture, easily causes root system development bad, the death of seedlings root caused by anoxia; Fertilise not in the method matrix or in pond, is prone to seedling and lacks nutrition or microelement deficiencies.
Domestic Potato Seedling is cultivated the little shed of many employings and is grown seedlings, though adopt the gibberellin seed soaking of presoaking and germinating or 100mg/L before sowing, emergence rate is in 70% left and right, and root system is undeveloped, by every mu of transplanting 4000 strains, needs nursery 10 ㎡, and nursery bed management work is heavy.
Summary of the invention
The invention provides a kind of method of white potato seedling seed breeding and seedling nursing with equipment, be intended to solve existing Potato Seedling and cultivate how the little shed of employing is grown seedlings, though adopt the gibberellin seed soaking of presoaking and germinating or 100mg/L before sowing, but emergence rate is in 70% left and right, and root system is undeveloped, and nursery bed management work is heavy, emergence rate is lower, breeding process is slow, and seedling cost is higher, can select the problem that population size is less.
A kind of method that the object of the present invention is to provide white potato seedling seed breeding and seedling nursing with equipment, the method comprises the following steps:
Step 1, is filled with water shallow pond as nursery pond using the rectangle of carrying out water-proofing treatment in pond.
Step 2, with plasticity preferably solid skeletal material be built into the frame of growing seedlings, on frame, cover film is set up seedling growth greenhouse.
Step 3, selects nonmetallic materials to make to have the rectangle seedling-cultivating tray in multiple seedling cultures cave.
Step 4, makes the medium of suitable white potato seedling seed germinating growth, and adopts physics, chemistry or biological method to eliminate the pathogeny thing and the weed seed that in medium, infect potato.
Step 5, macroelement, the trace element of crop alimentary are mixed with the solid-liquid fertilizer that is applicable to white potato seedling seed germinating growth according to a certain percentage.
Step 6, adds a certain amount of clear water at nursery pond, in seedling-cultivating tray seedling cave, fills out and puts medium, artificial or mechanical planting white potato seedling seed 1mm depths in medium, and about 2mm is thick for screen cover matrix, and the seedling-cultivating tray of the seed that grows directly from seeds of broadcasting is put into seedling growth greenhouse pond.
Step 7, manually or automatically controls temp. and humidity to meet the seed germination and emergence that grows directly from seeds, and adds the fertilizer of growing seedlings, and disease pest and weed is prevented and treated by certain nutrient concentration at nursery pond, and after hardening, the seedling of growing directly from seeds is transplanted solarium or land for growing field crops.
Further, in step 1, available solid construction material is barricaded as the rectangle shallow pond that can be filled with water, or faces down on ground to dig and build up rectangle and can take advantage of the shallow pond of water, in pond with water-impervious film place mat or by its cure process.
Further, in step 4, medium is mainly coordinated and forms by a certain percentage by organic matter and lightweight hydrophobic material.
Further, the specific implementation step of the method is:
Step 1 is built up 1.3m by seedbed wide in the Greenhouse of automatic temperature-control, damping, and 10.85m is long, the tank of dark 0.24m, bed end level, after sterilizing tank with 1% formalin solution, thick with 0.15mm, 12m is long, 2m is wide, black plastic foil shop fixtures, and cover bedside.
Step 2,3 days prior to seeding, nursery pond Chi Shui is added to 7cm dark, allow sun 3 sky and water, with copper sulphate 25g/ standard seedbed, after dilution, pour in pond and stir, keep pond water ph value to be stabilized in 6.0 left and right.
Step 3, the peat composed of rotten mosses, perlite, vermiculite are pressed 70%:15%:15% proportioning, with atomizer spray by matrix spray tide, the i.e. loose effect of reach hold agglomerating, touching.
Step 4, packs the damp matrix of spray into long 55cm, wide 34.7cm, thick 6cm, every cave capacity 27cc, the polystyrene dish in every dish 160 caves.
Step 5, is placed on white potato seedling seed under the constant temperature of 35 DEG C and places 2 months, and under the constant temperature of 90%, 25 DEG C of relative moisture, vernalization is to germinateing.
Step 6, after the true seed in culture dish reveals bud, by separately sowing of Different Cross Combinations, true seed is picked up gently by the sowing of 1, every cave with tweezers, seed Bo Miaoxue center, is pressed into 1mm gently with finger dark, and 2mm is thick for bonnet matrix, can sell at reduced prices into water, on nursery pond, hide 75% sunshade net.
Step 7, uses N%:P
2o
5%:K
2o ratio is the composite fertilizer that 20%:10%:20% contains a certain proportion of trace element, reaches the ratio fertilising of 50mg/kg in the nitrogen in nutrient solution.
Step 8, is controlled at the temperature of Greenhouse in 30 DEG C, and relative moisture is controlled in 90%, adopts induction blower fan and cascade control automatically.
Step 9, bleeds off the nutrient solution in floating pool in 7-10 days before transplanting, allows seedbed cut off the water supply fertile, and 4:00-next day that afternoon, 10:00 extractd sunshade net, and transition is all extractd for 3 days.
Step 10, in the time that sowing 40 days, seedling grow to 6-7 sheet leaf, connects root carrying substrates by seedling from seedling-cultivating tray and takes out, and root system is transplanted to land for growing field crops with culture matrix.
Further, in step 7, trace element and content thereof are: Mg 0.05%, S 0.05%, Fe 0.05%, Mn 0.05%, B 0.02%, Cu 0.02%, Zu 0.02% Mo 0.005%.
Further, in step 7, the computational methods that apply fertilizer are:
At seeding time, fertilizer is applying Miao Chiqian in the 1st fertilising, fertilizer need be dissolved in completely in one barrel of water, then, along seedling pond trend, while walking, solution is poured in the water of Miao Chi, slightly stirs; The 2nd fertilising applies nitrogen 50mg/kg for 2 weeks before hardening, and method is with the 1st fertilising.
Further, in step 10, for preventing soil insect, use 1kg Dipterex for every mu, be diluted in normal root water, while watering, together water down.
The method of white potato seedling seed breeding and seedling nursing with equipment provided by the invention, is filled with water shallow pond as nursery pond using the rectangle of carrying out water-proofing treatment in pond; With plasticity preferably solid skeletal material be built into the frame of growing seedlings, on frame, cover film is set up seedling growth greenhouse; Select nonmetallic materials to make to have the rectangle seedling-cultivating tray in multiple seedling cultures cave; Make the medium of suitable white potato seedling seed germinating growth, and adopt physics, chemistry or biological method to eliminate the pathogeny thing and the weed seed that in medium, infect potato; Macroelement, the trace element of crop alimentary are mixed with the solid-liquid fertilizer that is applicable to white potato seedling seed germinating growth according to a certain percentage; Add a certain amount of clear water at nursery pond, in seedling-cultivating tray seedling cave, fill out and put medium, artificial or mechanical planting white potato seedling seed 1mm depths in medium, about 2mm is thick for screen cover matrix, and the seedling-cultivating tray of the seed that grows directly from seeds of broadcasting is put into seedling growth greenhouse pond; Manually or automatically control temp. and humidity to meet the seed germination and emergence that grows directly from seeds, add the fertilizer of growing seedlings, and disease pest and weed is prevented and treated by certain nutrient concentration at nursery pond, after hardening, the seedling of growing directly from seeds is transplanted solarium or land for growing field crops.This method emergence rate is high, seedling well developed root system, and transplanting survival rate is high, and nursery bed management work is simple, and seedling cost is low, and efficiency is high.
Brief description of the drawings
Fig. 1 is the realization flow figure of the method for the white potato seedling seed breeding and seedling nursing with equipment that provides of the embodiment of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is described in further detail.Should be appreciated that specific embodiment described herein is only in order to explain the present invention, and be not used in restriction invention.
Fig. 1 shows the flow process of the method for the white potato seedling seed breeding and seedling nursing with equipment that the embodiment of the present invention provides.
The method comprises the following steps:
In step S101, be filled with water shallow pond as nursery pond using the rectangle of carrying out water-proofing treatment in pond.
In step S102, with plasticity preferably solid skeletal material be built into the frame of growing seedlings, on frame, cover film is set up seedling growth greenhouse.
In step S103, select nonmetallic materials to make to have the rectangle seedling-cultivating tray in multiple seedling cultures cave.
In step S104, make the medium of suitable white potato seedling seed germinating growth, and adopt physics, chemistry or biological method to eliminate the pathogeny thing and the weed seed that in medium, infect potato.
In step S105, the macroelement of crop alimentary, trace element are mixed with the solid-liquid fertilizer that is applicable to white potato seedling seed germinating growth according to a certain percentage.
In step S106, add a certain amount of clear water at nursery pond, in seedling-cultivating tray seedling cave, fill out and put medium, artificial or mechanical planting white potato seedling seed 1mm depths in medium, about 2mm is thick for screen cover matrix, and the seedling-cultivating tray of the seed that grows directly from seeds of broadcasting is put into seedling growth greenhouse pond.
In step S107, manually or automatically control temp. and humidity to meet the seed germination and emergence that grows directly from seeds, add at nursery pond the fertilizer of growing seedlings by certain nutrient concentration, and disease pest and weed is prevented and treated, after hardening, seedling is transplanted to solarium or land for growing field crops.
In embodiments of the present invention, in step S101, available solid construction material is barricaded as the rectangle shallow pond that can be filled with water, or faces down on ground to dig and build up rectangle and can take advantage of the shallow pond of water, in pond with water-impervious film place mat or by its cure process.
In embodiments of the present invention, in step S104, medium is mainly coordinated and forms by a certain percentage by organic matter and lightweight hydrophobic material.
In embodiments of the present invention, the specific implementation step of the method is:
Step 1 is built up 1.3m by seedbed wide in the Greenhouse of automatic temperature-control, damping, and 10.85m is long, the tank of dark 0.24m, bed end level, after sterilizing tank with 1% formalin solution, thick with 0.15mm, 12m is long, 2m is wide, black plastic foil shop fixtures, and cover bedside.
Step 2,3 days prior to seeding, nursery pond Chi Shui is added to 7cm dark, allow sun 3 sky and water, with copper sulphate 25g/ standard seedbed, after dilution, pour in pond and stir, keep pond water ph value to be stabilized in 6.0 left and right.
Step 3, the peat composed of rotten mosses, perlite, vermiculite are pressed 70%:15%:15% proportioning, with atomizer spray by matrix spray tide, the i.e. loose effect of reach hold agglomerating, touching.
Step 4, packs the damp matrix of spray into long 55cm, wide 34.7cm, thick 6cm, every cave capacity 27cc, the polystyrene dish in every dish 160 caves.
Step 5, is placed on white potato seedling seed under the constant temperature of 35 DEG C and places 2 months, and under the constant temperature of 90%, 25 DEG C of relative moisture, vernalization is to germinateing.
Step 6, after the true seed in culture dish reveals bud, by separately sowing of Different Cross Combinations, true seed is picked up gently by the sowing of 1, every cave with tweezers, seed Bo Miaoxue center, is pressed into 1mm gently with finger dark, and 2mm is thick for bonnet matrix, can sell at reduced prices into water, on nursery pond, hide 75% sunshade net.
Step 7, uses N%:P
2o
5%:K
2o ratio is the composite fertilizer that 20%:10%:20% contains a certain proportion of trace element, reaches the ratio fertilising of 50mg/kg in the nitrogen in nutrient solution.
Step 8, is controlled at the temperature of Greenhouse in 30 DEG C, and relative moisture is controlled in 90%, adopts induction blower fan and cascade control automatically.
Step 9, bleeds off the nutrient solution in floating pool in 7-10 days before transplanting, allows seedbed cut off the water supply fertile, and 4:00-next day that afternoon, 10:00 extractd sunshade net, and transition is all extractd for 3 days.
Step 10, in the time that sowing 40 days, seedling grow to 6-7 sheet leaf, connects root carrying substrates by seedling from seedling-cultivating tray and takes out, and root system is transplanted to land for growing field crops with culture matrix.
In embodiments of the present invention, in step 7, trace element and content thereof are: Mg 0.05%, S 0.05%, Fe 0.05%, Mn 0.05%, B 0.02%, Cu 0.02%, Zu 0.02% Mo 0.005%.
In embodiments of the present invention, in step 7, the computational methods that apply fertilizer are:
At seeding time, fertilizer is applying Miao Chiqian in the 1st fertilising, fertilizer need be dissolved in completely in one barrel of water, then, along seedling pond trend, while walking, solution is poured in the water of Miao Chi, slightly stirs; The 2nd fertilising applies nitrogen 50mg/kg for 2 weeks before hardening, and method is with the 1st fertilising.
In embodiments of the present invention, in step 10, for preventing soil insect, use 1kg Dipterex for every mu, be diluted in normal root water, while watering, together water down.
Below in conjunction with drawings and the specific embodiments, application principle of the present invention is further described.
Set up nursery pond: be barricaded as rectangle with solid construction material and can take advantage of the shallow pond of water, or face down on ground to dig and build up rectangle and can take advantage of the shallow pond of water, in pond, with water-impervious film place mat or by its cure process, prevent from leaking.
Set up seedling growth greenhouse: with plasticity preferably solid skeletal material be built into the frame of growing seedlings, cover film on frame, reaches printing opacity, insulation, waterproof and regulating temperature and humidity and is convenient to personnel and carry out farming operation.
Select seedling-cultivating tray: the seedling-cultivating tray of selecting nonmetallic materials to be made into.Seedling-cultivating tray is the rectangular disk in multiple seedling cultures cave.
Medium is made: the medium of making suitable white potato seedling seed germinating growth.Medium, mainly by organic, lightweight hydrophobic material, coordinates and forms by a certain percentage.Medium need be eliminated the pathogeny thing and the weed seed that infect potato through physics, chemistry or biological method.
The grow seedlings making of fertilizer: be mixed with according to a certain percentage the solid-liquid fertilizer that is applicable to white potato seedling seed germinating growth with macroelement, the trace element of crop alimentary.
The flow process of growing seedlings: add a certain amount of clear water at nursery pond, in pond, in seedling-cultivating tray seedling cave, fill out and put medium, artificial or mechanical planting white potato seedling seed 1mm depths in medium, about 2mm is thick for screen cover matrix, and the seedling-cultivating tray of the seed that grows directly from seeds of broadcasting is put into seedling growth greenhouse pond, manually or automatically control temp. and humidity to meet the seed germination and emergence that grows directly from seeds, seedling grows true leaf, adds the fertilizer of growing seedlings by certain nutrient concentration at nursery pond, and disease pest and weed is prevented and treated, practice seedling, seedling is transplanted solarium or land for growing field crops.
Concrete implementation method is: in the Greenhouse of automatic temperature-control, damping, 1.3m is built up in seedbed wide, 10.85m is long, the tank of dark 0.24m, bed end level, after sterilizing tank with 1% formalin solution, with (0.15mm is thick, 12m is long, wide 2m) black plastic foil shop fixtures, and cover bedside.3 days prior to seeding, it is dark that Jiang Chishui is added to 7cm, makes sun 3 sky and water stand-by to improve water temperature, simultaneously in order to prevent moss in pond, with copper sulphate 25g/ standard seedbed, after dilution, pours in pond and stir, and keeps pond water ph value to be stabilized in 6.0 left and right.
Matrix is prepared: the peat composed of rotten mosses, perlite, vermiculite press 70%:15%:15% proportioning, by matrix spray tide, reaches hold agglomerating with atomizer spray, tactile i.e. loose effect.
Sabot: pack the damp matrix of spray into long 55cm, wide 34.7cm, thick 6cm, every cave capacity 27cc, the polystyrene dish in every dish 160 caves.
The seed processing of growing directly from seeds: white potato seedling seed is placed under the constant temperature of 35 DEG C and places 2 months, then vernalization, to germinateing, is germinateed and reached more than 95% under the constant temperature of 90%, 25 DEG C of relative moisture.
Sowing: after the true seed in culture dish reveals bud, by separately sowing of Different Cross Combinations, true seed is picked up gently by the sowing of 1, every cave with tweezers, seed Bo Miaoxue center, be pressed into gently 1mm with finger dark, about 2mm is thick for bonnet matrix, can sell at reduced prices into water, hides 75% sunshade net on nursery pond.
Fertilising: use N%:P
2o
5%:K
2o ratio is the composite fertilizer that 20%:10%:20% contains a certain proportion of trace element (Mg0.05%, S 0.05%, Fe 0.05%, Mn 0.05%, B 0.02%, Cu0.02%, Zu 0.02% Mo 0.005%), reach the ratio fertilising of 50mg/kg in the nitrogen in nutrient solution, the computational methods that apply fertilizer are as follows:
At seeding time, fertilizer is applying Miao Chiqian in the 1st fertilising, fertilizer need be dissolved in completely in one barrel of water, then, along seedling pond trend, while walking, solution is poured in the water of Miao Chi, slightly stirs, and solution is mixed.
The 2nd fertilising applies nitrogen 50mg/kg for 2 weeks before hardening, and method is with the 1st fertilising.
Seedbed management:
Temperature and humidity management: the temperature of Greenhouse is controlled in 30 DEG C, and relative moisture is controlled in 90%, adopts induction blower fan and cascade control automatically.
Hardening, forging seedling: generally after planting 7 days start to emerge, and within 7-10 days before transplanting, bleed off the nutrient solution in floating pool, allow seedbed cut off the water supply fertile, and 4:00-next day that afternoon, 10:00 extractd sunshade net, and transition is all extractd for 3 days.
Transplant: sow 38～40 days, when seedling grows to 6-7 sheet leaf, seedling is connected to root carrying substrates from seedling-cultivating tray and take out, root system band culture matrix is transplanted to solarium or land for growing field crops.For preventing soil insect, use 1kg Dipterex for every mu, be diluted in normal root water, while watering, together water down.
The beneficial effect that technical solution of the present invention is brought:
The mu seedling time is short: only take 40 days from sowing to planting, more traditional growing seedlings few about 10 days.
Breeding efficiency is high, saves material: 1 standard seedbed net area 14.1 ㎡, 9920 strains of can growing seedlings, only need 0.27m
3matrix, only need 10%, 10 ㎡ of common seedling medium, 7035 strains of just can growing seedlings, compared with 3035 strains of conventional method many births seedling.
Planting percent is up to more than 95%, high by 25% compared with conventional method
Facility is simple, and convenient management, can reuse, and reduces the labour who grows seedlings and transplant.
The seedling well developed root system bringing out, when taking-up, matrix is attached on root system, forms and is difficult for loose one, and when transplanting, root system is difficult for injuredly, and transplanting survival rate is high.
The method of the white potato seedling seed breeding and seedling nursing with equipment that the embodiment of the present invention provides, is filled with water shallow pond as nursery pond using the rectangle of carrying out water-proofing treatment in pond; With plasticity preferably solid skeletal material be built into the frame of growing seedlings, on frame, cover film is set up seedling growth greenhouse; Select nonmetallic materials to make to have the rectangle seedling-cultivating tray in multiple seedling cultures cave; Make the medium of suitable white potato seedling seed germinating growth, and adopt physics, chemistry or biological method to eliminate the pathogeny thing and the weed seed that in medium, infect potato; Macroelement, the trace element of crop alimentary are mixed with the solid-liquid fertilizer that is applicable to white potato seedling seed germinating growth according to a certain percentage; Add a certain amount of clear water at nursery pond, in seedling-cultivating tray seedling cave, fill out and put medium, artificial or mechanical planting white potato seedling seed 1mm depths in medium, about 2mm is thick for screen cover matrix, and the seedling-cultivating tray of the seed that grows directly from seeds of broadcasting is put into seedling growth greenhouse pond; Manually or automatically control temp. and humidity to meet the seed germination and emergence that grows directly from seeds, add at nursery pond the fertilizer of growing seedlings by certain nutrient concentration, and disease pest and weed is prevented and treated, after hardening, seedling is transplanted to solarium or land for growing field crops.This method emergence rate is high, seedling well developed root system, and transplanting survival rate is high, and nursery bed management work is simple, and seedling cost is low, and efficiency is high, can select population size larger, has stronger propagation and employment and is worth.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (1)
1. a method for white potato seedling seed breeding and seedling nursing with equipment, is characterized in that, the method comprises the following steps:
Step 1, is filled with water shallow pond as nursery pond using the rectangle of carrying out water-proofing treatment in pond;
Step 2, with plasticity preferably solid skeletal material be built into the frame of growing seedlings, on frame, cover film is set up seedling growth greenhouse;
Step 3, selects nonmetallic materials to make to have the rectangle seedling-cultivating tray in multiple seedling cultures cave;
Step 4, makes the medium of suitable white potato seedling seed germinating growth, and adopts physics, chemistry or biological method to eliminate the pathogeny thing and the weed seed that in medium, infect potato;
Step 5, macroelement, the trace element of crop alimentary are mixed with the solid-liquid fertilizer that is applicable to white potato seedling seed germinating growth according to a certain percentage;
Step 6, adds a certain amount of clear water at nursery pond, in seedling-cultivating tray seedling cave, fills out and puts medium, artificial or mechanical planting white potato seedling seed 1mm depths in medium, and about 2mm is thick for screen cover matrix, and the seedling-cultivating tray of the seed that grows directly from seeds of broadcasting is put into seedling growth greenhouse pond;
Step 7, manually or automatically controls temp. and humidity to meet the seed germination and emergence that grows directly from seeds, and adds the fertilizer of growing seedlings, and disease pest and weed is prevented and treated by certain nutrient concentration at nursery pond, and after hardening, the seedling of growing directly from seeds is transplanted solarium or land for growing field crops;
In step 1, available solid construction material is barricaded as the rectangle shallow pond that can be filled with water, or faces down on ground to dig and build up the rectangle shallow pond that can be filled with water, in pond with water-impervious film place mat or by its cure process;
In step 4, medium is mainly coordinated and forms by a certain percentage by organic matter and lightweight hydrophobic material;
The specific implementation step of the method is:
Step 1 is built up 1.3m by seedbed wide in the Greenhouse of automatic temperature-control, damping, and 10.85m is long, the tank of dark 0.24m, bed end level, after sterilizing tank with 1% formalin solution, the black plastic foil shop fixtures thick with 0.15mm, 12m is long, 2m is wide, and cover bedside;
Step 2,3 days prior to seeding, nursery pond Chi Shui is added to 7cm dark, allow sun 3 sky and water, with copper sulphate 25g/ standard seedbed, after dilution, pour in pond and stir, keep pond water ph value to be stabilized in 6.0 left and right;
Step 3, the peat composed of rotten mosses, perlite, vermiculite are pressed 70%:15%:15% proportioning, with atomizer spray by matrix spray tide, the i.e. loose effect of reach hold agglomerating, touching;
Step 4, packs the damp matrix of spray into long 55cm, wide 34.7cm, thick 6cm, every cave capacity 27cc, the polystyrene dish in every dish 160 caves;
Step 5, is placed on white potato seedling seed under the constant temperature of 35 DEG C and places 2 months, and under the constant temperature of 90%, 25 DEG C of relative moisture, vernalization is to germinateing;
Step 6, after the true seed in culture dish reveals bud, by separately sowing of Different Cross Combinations, true seed is picked up gently by the sowing of 1, every cave with tweezers, seed Bo Miaoxue center, is pressed into 1mm gently with finger dark, and 2mm is thick for bonnet matrix, can sell at reduced prices into water, on nursery pond, hide 75% sunshade net;
Step 7, uses N%:P
2o
5%:K
2o% ratio is the composite fertilizer that 20%:10%:20% contains a certain proportion of trace element, reaches the ratio fertilising of 50mg/kg in the nitrogen in nutrient solution; Trace element and content thereof are: Mg0.05%, S0.05%, Fe0.05%, Mn0.05%, B0.02%, Cu0.02%, Zu0.02%Mo0.005%; The computational methods that apply fertilizer are:
At seeding time, fertilizer is applying Miao Chiqian in the 1st fertilising, fertilizer need be dissolved in completely in one barrel of water, then, along seedling pond trend, while walking, solution is poured in the water of Miao Chi, slightly stirs; The 2nd fertilising applies nitrogen 50mg/kg for 2 weeks before hardening, and method is with the 1st fertilising;
Step 8, is controlled at the temperature of Greenhouse in 30 DEG C, and relative moisture is controlled in 90%, adopts induction blower fan and cascade control automatically;
Step 9, bleeds off the nutrient solution in floating pool in 7-10 days before transplanting, allows seedbed cut off the water supply fertile, and 4:00-next day that afternoon, 10:00 extractd sunshade net, and transition is all extractd for 3 days;
Step 10, in the time that sowing 38～40 days, seedling grow to 6-7 sheet leaf, connects root carrying substrates by seedling from seedling-cultivating tray and takes out, and root system is transplanted to solarium or land for growing field crops with culture matrix; For preventing soil insect, use 1kg Dipterex for every mu, be diluted in normal root water, while watering, together water down.
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| CN103250547A (en) * | 2013-06-07 | 2013-08-21 | 云南省农业科学院经济作物研究所 | Winter sunlight greenhouse seedling transplantation method of potato seedling seeds |
| CN103548654B (en) * | 2013-11-04 | 2014-10-29 | 刘全国 | Method for breeding virus-free micro-potatoes by integrated net house |
| JP6269274B2 (en) * | 2014-04-11 | 2018-01-31 | パナソニックＩｐマネジメント株式会社 | Hydroponics apparatus and hydroponics method |
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