CN106577109A - Seedling culturing method of pitaya - Google Patents

Abstract

The invention provides a seedling culturing method of pitaya, and belongs to the technical field of agricultural planting. The method comprises management of cutting seedlings and management of seedlings. A specially prepared cutting matrix is adopted during cutting. Cutting stems are immersed in a rooting solution and then cut; the rooting solution is prepared from the following components with the following concentration: ABT rooting powder I with the concentration of 3.0 to 4.0 mg/mL, diethyl aminoethyl hexanoate with the concentration of 1.0 to 2.0 mg/mL, jasmonic acid with the concentration of 0.80 to 1.0 mg/mL and chlorethyl alcohol with the concentration of 0.22 to 0.28 mg/mL. According to the method, the soil is further improved through specially prepared base fertilizer during the management of the seedlings, so that the fertility of the soil is improved. The method greatly increases the rooting rate of pitaya cutting; the obtained seedlings are more robust in root growth; in the seedling stage, pitaya seedlings have better growth vigour; and a good foundation is laid for high yield of subsequently planted pitaya.

Description

A kind of method for culturing seedlings of Hylocereus undatuss

【Technical field】

The present invention relates to technical field of agricultural product process, and in particular to a kind of method for culturing seedlings of Hylocereus undatuss.

【Background technology】

Hylocereus undatuss are that Cactaceae triangular prism belongs to perennial trailing plant, are a kind of emerging water for having good health-care efficacy Really, the Western Hemisphere equator, Central America Tropical rain forest area are originated in.Hylocereus undatuss contain abundant nutrient, wherein iron content Amount of element is higher than general diet fruit, has important nutritive value to health；Its peel contains Vitamin E and one kind More special composition -- anthocyanidin, anthocyanidin all contain in the fat-reducing fruit and vegerable such as Pericarpium Vitis viniferae, Herba Gynurae bicoloris, but with HUOLONG fruits In anthocyanidin content highest；They all have the effect of antioxidation, free radical resisting, defying age, moreover it is possible to improve and brain cell is become Property prevention, suppress dementia effect；Albumin in Hylocereus undatuss is that have stickiness, collagenous anti-obesity substances, heavy metal Poisoning has functions that removing toxic substances, and it also has protective effect to coat of the stomach；In addition, Hylocereus undatuss are also rich in vitamin C, oxygen freedom can be eliminated Base, the effect with fat-reducing skin whitening.

The modes of reproduction of Hylocereus undatuss is divided into two kinds of sexual propagation and asexual propagation.Due to the germination percentage of sexual propagation seed Low, seeding and seedling raising reproduction speed is very slow, and its hereditary basis is more complicated, is difficult to keep its breediness.Therefore, in production Hylocereus undatuss mainly adopt asexual propagation, and wherein cuttage is most common method, because cutting propagation has, speed is fast, cutting is easy The features such as collection, hereditary character change little, convenient management.But the nursery stock of cutting propagation has resistance poor, disease is serious, yield It is low, plant economic life shorter shortcoming.Analyze through professional, seedling product qualitative factor is affected in production practices, with skewer The early stage of slotting stem section is processed, and in cutting medium and seedling medium, the factor such as nutriture, moisture, sterilization is relevant.In order to ensure Cuttage survival rate and seedling quality, people are to having made numerous studies, but actual effect is less obvious.

【The content of the invention】

The present invention goal of the invention be：For above-mentioned problem, there is provided a kind of method for culturing seedlings of Hylocereus undatuss, the party Method can improve the rooting rate of Hylocereus undatuss cuttage, and the seedling root hair of acquisition grows more healthy and strong, Seedling Stage Hylocereus undatuss seedling growth More preferably, high yield can be obtained for follow-up plantation Hylocereus undatuss to lay a good foundation.

To achieve these goals, the technical solution used in the present invention is as follows：

A kind of method for culturing seedlings of Hylocereus undatuss, comprises the following steps：

(1) management of cutting seedling：Cutting medium is prepared, and the thick cutting mediums of 10-20cm is set on cuttage seedbed upper berth, so After spray disinfectant solution to cuttage nursery bed disinfection；The growth Hylocereus undatuss stem section of more than a year is intercepted from Hylocereus undatuss maternal plant, length is cut into The cuttage section for 6-10cm is spent, cuttage section is soaked into 2-3 hours with taking root liquid, further take out placement 12-24 hours in the cool； Complete, by the cuttage section insertion implantation hole after process, use cuttage base Matter backfill is crowded around and pours permeable, and then on cuttage seedbed, scaffolding height, less than the shed of 60cm, in shed overlying thin film, is set up Sunshade net is to cuttage seedbed and cutting seedling moisturizing sunshade；Migrate to when the root of cutting seedling grows to 3-4cm seedling cultivation bed；

The taking root liquid is made up of the component of following concentration：No. 1 ABT root-inducing powder 3.0-4.0mg/mL, diethyl aminoethyl hexanoate 1.0- 2.0mg/mL, jasmonic 0.80-1.0mg/mL, 2-chloroethyl alcohol 0.22-0.28mg/mL；

(2) management of seedling：Selection ventilation faces south, the convenient field of irrigation and drainage makees seedling cultivation bed, and turn over 20- to field 30cm, per mu applies nursery base manure 1800-2200kg, fully mixes thoroughly with soil, and it is 10 × 10cm that cutting seedling is pressed spacing in the rows then Kind in seedling cultivation bed, pour permeable, and spray disinfectant 1 time, a seedling fertilizer was applied every 10-15 days, per plant is applied 1-2kg, waits to grow Go out the full stem section of first segment stem meat, obtain final product to plant and plant seedlings, can transplant to land for growing field crops.

Preferably, the cutting medium is by Vermiculitum 3-5 parts, carbonization biomass 6-9 part, wormcast 10-12 parts, mixed vaccine Bran 6-9 parts are mixed；The carbonization biomass be by fishbone 3-8 parts, astragalus root dregs dried object 5-10 parts, manganese ore slag Thermal cracking carbonization 5-8s is carried out under the conditions of 400-500 DEG C after the mixing of 5-10 parts to obtain；The mixed bacteria bran using astragalus root dregs, Herba Medicaginiss slag, rice chaff, coconut husk, quick lime are 1 according to weight ratio:1:2-3:3-4:By-product after 4-5 mixing after mushroom culture.

Preferably, the disinfectant solution is 15-20wt% containing bromine cyanogen insect amide and the suspending agent of Acetamiprid 3-6wt%.

Preferably, the nursery base manure is obtained by the following method：Cattle manure 200-300 parts, HUOLONG are taken by weight The rotten stem 60-80 parts of fruit, willow sawdust 30-50 parts, Glycine max (L.) Merr. 80-100 parts, carbonization rice husk 30-50 parts, Crusta Penaeus seu Panulirus 10-15 parts and After enzymatic microorganism 10-18 part mix homogeneously, regulation overall moisture content is 60-70%, then pile fermentation obtains heap for 15-18 days and make compost, so Backward heap accounts for the potassium nitrate that heap makes compost weight 5-6%, the carbamide of 3-5%, the biphosphate of 5-6% by weight mixing in making compost Calcium is obtained；Wherein, enzymatic microorganism is that mass ratio is 1:2:3 EM bacterium solutions, dissolving phosphor and dissolving potassium bacterium, bacillus subtilises mixing composition.

Preferably, the seedling fertilizer be make compost to the heap in by weight mix account for the nitric acid that heap makes compost weight 8-10% Potassium, the carbamide of 5-7%, the dalcium biphosphate of 7-9%, the magnesium sulfate of 0.1-0.2%, the copper sulfate of 0.01-0.15%, 0.01- 0.15% Borax and obtain.

Preferably, in the step (1), the sunshade rate of sunshade net used is 70-75%.

In sum, as a result of above-mentioned technical proposal, the invention has the beneficial effects as follows：

1st, cutting medium of the invention is mixed using Vermiculitum, carbonization biomass, wormcast, mixed bacteria bran, after carbonization Biomass the characteristics of there is fine and closely woven porous, with more preferable stability, excellent aeration and drainage performance, will not because it is long when Between using and hole diminishes, wormcast be rich in organic matter, humic acid, nitrogen, phosphorus, potassium, not only with good retain water and nutrients effect And comprehensive nutrition can be the offer nutrition of taking root of Hylocereus undatuss；Mixed bacteria bran is using astragalus root dregs, Herba Medicaginiss slag, rice chaff, coconut husk, life Calx according to the by-product after certain weight ratio mixing after culturing edible fungus, raw material during edible fungi growth, contained difficulty Insoluble macromolecular compound is become simple soluble nutrient by mycelium decomposition, can effectively improve and be absorbed by crops The nutrient for utilizing, the mixed bacteria bran content of organic matter up to more than 35%, is 3 times of straw directly returning to field.Using mixed bacteria bran Be not only that soil increases the nutrient such as organic matter and N P and K, further improve the physicochemical property of soil, promote agron and The formation of granule group and conversion, improve soil water-retaining performance and soil fertility.In addition, the substrate using the present invention is being taken root When Bi Yizhi is seedling cultivation bed, Hylocereus undatuss stem section easily can be taken out, and reduce the risk that root system is damaged, therefore, the cutting medium is not Only take root and the preferable gas permeability of soil and nutritional condition are provided, and to improve survival rate and ensureing that the quality of seedling provides basis Condition.The disinfectant solution that the present invention is adopted has the advantages that the disease and insect resistance of wide spectrum, can effectively prevent pest and disease damage from occurring；Adopted Taking root liquid reaches can rooting rate by being used cooperatively with ABT root-inducing powders, diethyl aminoethyl hexanoate, jasmonic, 2-chloroethyl alcohol according to a certain percentage More than 98%.Above-mentioned factor influences each other and coordinates, and reaches jointly the mesh for improving cutting seedling rooting rate, survival rate and root system quality 's.

2nd, it is of the invention in seedling seedling raising process, using cattle manure, Hylocereus undatuss corruption stem, willow sawdust, Glycine max (L.) Merr., carbonization paddy Potassium nitrate is mixed after shell, Crusta Penaeus seu Panulirus and enzymatic microorganism mixed fermentation, carbamide and dalcium biphosphate are obtained；Enzymatic microorganism be by EM bacterium solutions, Dissolving phosphor and dissolving potassium bacterium, bacillus subtilises mixing composition, compare the enzymatic microorganism of the source of nutrition and one-component of one-component, this Bright energy obtains decomposition more complete, nutrition and is more easy to absorb and nutrition more fully fertilizer, so that seedling growth is more preferable more healthy and stronger.

【Specific embodiment】

In order to more clearly express the present invention, below by way of specific embodiment, the invention will be further described.

Embodiment 1

A kind of method for culturing seedlings of Hylocereus undatuss, comprises the following steps：

(1) management of cutting seedling：Cutting medium is prepared, and the thick cutting mediums of 10-20cm is set on cuttage seedbed upper berth, so After spray disinfectant solution to cuttage nursery bed disinfection, disinfectant solution used is 15wt% containing bromine cyanogen insect amide and the suspension of Acetamiprid 6wt% Agent；The growth Hylocereus undatuss stem section of more than a year is intercepted from Hylocereus undatuss maternal plant, the cuttage section that length is 6-10cm is cut into, by cuttage Section is soaked 2 hours with taking root liquid, further takes out and places 12 hours in the cool；It is 2- that depth is dug on the cuttage seedbed for complete substrate The implantation hole of 4cm, by the cuttage section insertion implantation hole after process, is crowded around and is poured permeable with cutting medium backfill, then in cuttage On seedbed scaffolding height less than 60cm shed, shed overlying thin film, set up sunshade rate for 70% sunshade net to cuttage seedbed With cutting seedling moisturizing sunshade；Migrate to when the root of cutting seedling grows to 3-4cm seedling cultivation bed；

Cutting medium is mixed by 3 parts of Vermiculitum, 6 parts of carbonization biomass, 10 parts of wormcast, 6 parts of mixed bacteria bran；Its In, carbonization biomass be by after 3 parts of fishbone, 5 parts of astragalus root dregs dried object, 10 parts of the slag mixing of manganese ore in 400 DEG C of conditions Under carry out thermal cracking carbonization 8s and obtain；Mixed bacteria bran is according to weight using astragalus root dregs, Herba Medicaginiss slag, rice chaff, coconut husk, quick lime Than for 1:1:2:3:By-product after 4 mixing after mushroom culture；

Taking root liquid is made up of the component of following concentration：No. 1 ABT root-inducing powder 3.0mg/mL, diethyl aminoethyl hexanoate 2.0mg/mL, jasmine Sour 1.0mg/mL, 2-chloroethyl alcohol 0.28mg/mL；

(2) management of seedling：Selection ventilation faces south, the convenient field of irrigation and drainage makees seedling cultivation bed, and turn over 20- to field 30cm, per mu applies nursery base manure 1800kg, fully mixes thoroughly with soil, is then 10 × 10cm kind in educate by spacing in the rows by cutting seedling Seedling seedbed, pours permeable, and spray disinfectant 1 time, disinfectant solution used be 15wt% containing bromine cyanogen insect amide and Acetamiprid 6wt% it is outstanding Floating agent；A seedling fertilizer was applied every 10 days, per plant is applied 2kg, and the full stem section of first segment stem meat to be grown is obtained final product to plant and planted seedlings, can Transplant to land for growing field crops.

Wherein, nursery base manure is obtained by the following method：Take by weight 200 parts of cattle manure, Hylocereus undatuss corruption 60 parts of stem, After 30 parts of willow sawdust, 80 parts of Glycine max (L.) Merr., 30 parts of carbonization rice husk, 10 parts of mix homogeneously of 10 parts of Crusta Penaeus seu Panulirus and enzymatic microorganism, adjust whole Body moisture content is 60%, then pile fermentation obtains heap for 15 days and makes compost, and accounts for heap by weight incorporation and make compost weight in then making compost to heap 5% potassium nitrate, 5% carbamide, 5% dalcium biphosphate are obtained；Wherein, enzymatic microorganism is that mass ratio is 1:2:3 EM bacterium solutions, Dissolving phosphor and dissolving potassium bacterium, bacillus subtilises mixing composition；

Seedling fertilizer be make compost to heap in account for the potassium nitrate that heap makes compost weight 8% by weight mixing, 7% carbamide, 7% Dalcium biphosphate, 0.2% magnesium sulfate, 0.01% copper sulfate, 0.15% Borax and obtain.

Embodiment 2

A kind of method for culturing seedlings of Hylocereus undatuss, comprises the following steps：

(1) management of cutting seedling：Cutting medium is prepared, and the thick cutting mediums of 10-20cm is set on cuttage seedbed upper berth, so After spray disinfectant solution to cuttage nursery bed disinfection, disinfectant solution used is 20wt% containing bromine cyanogen insect amide and the suspension of Acetamiprid 3wt% Agent；The growth Hylocereus undatuss stem section of more than a year is intercepted from Hylocereus undatuss maternal plant, the cuttage section that length is 6-10cm is cut into, by cuttage Section is soaked 3 hours with taking root liquid, further takes out and places 24 hours in the cool；It is 2- that depth is dug on the cuttage seedbed for complete substrate The implantation hole of 4cm, by the cuttage section insertion implantation hole after process, is crowded around and is poured permeable with cutting medium backfill, then in cuttage On seedbed scaffolding height less than 60cm shed, shed overlying thin film, set up sunshade rate for 75% sunshade net to cuttage seedbed With cutting seedling moisturizing sunshade；Migrate to when the root of cutting seedling grows to 3-4cm seedling cultivation bed；

Cutting medium is mixed by 5 parts of Vermiculitum, 9 parts of carbonization biomass, 12 parts of wormcast, 9 parts of mixed bacteria bran；Its In, carbonization biomass be by after 8 parts of fishbone, 10 parts of astragalus root dregs dried object, 5 parts of the slag mixing of manganese ore in 500 DEG C of conditions Under carry out thermal cracking carbonization 5s and obtain；Mixed bacteria bran is according to weight using astragalus root dregs, Herba Medicaginiss slag, rice chaff, coconut husk, quick lime Than for 1:1:3:4:By-product after 5 mixing after mushroom culture；

Taking root liquid is made up of the component of following concentration：No. 1 ABT root-inducing powder 4.0mg/mL, diethyl aminoethyl hexanoate 1.0mg/mL, jasmine Sour 0.80mg/mL, 2-chloroethyl alcohol 0.22mg/mL；

(2) management of seedling：Selection ventilation faces south, the convenient field of irrigation and drainage makees seedling cultivation bed, and turn over 20- to field 30cm, per mu applies nursery base manure 2200kg, fully mixes thoroughly with soil, is then 10 × 10cm kind in educate by spacing in the rows by cutting seedling Seedling seedbed, pours permeable, and spray disinfectant 1 time, disinfectant solution used be 20wt% containing bromine cyanogen insect amide and Acetamiprid 3wt% it is outstanding Floating agent；A seedling fertilizer was applied every 15 days, per plant is applied 1kg, and the full stem section of first segment stem meat to be grown is obtained final product to plant and planted seedlings, can Transplant to land for growing field crops.

Wherein, nursery base manure is obtained by the following method：Take by weight 300 parts of cattle manure, Hylocereus undatuss corruption 80 parts of stem, After 50 parts of willow sawdust, 100 parts of Glycine max (L.) Merr., 50 parts of carbonization rice husk, 18 parts of mix homogeneously of 15 parts of Crusta Penaeus seu Panulirus and enzymatic microorganism, adjust whole Body moisture content is 70%, then pile fermentation obtains heap for 18 days and makes compost, and accounts for heap by weight incorporation and make compost weight in then making compost to heap 6% potassium nitrate, 3% carbamide, 6% dalcium biphosphate are obtained；Wherein, enzymatic microorganism is that mass ratio is 1:2:3 EM bacterium solutions, Dissolving phosphor and dissolving potassium bacterium, bacillus subtilises mixing composition；

Seedling fertilizer be make compost to heap in account for the potassium nitrate that heap makes compost weight 10% by weight mixing, 5% carbamide, 9% Dalcium biphosphate, 0.1% magnesium sulfate, 0.15% copper sulfate, 0.01% Borax and obtain.

Embodiment 3

A kind of method for culturing seedlings of Hylocereus undatuss, comprises the following steps：

(1) management of cutting seedling：Cutting medium is prepared, and the thick cutting mediums of 10-20cm is set on cuttage seedbed upper berth, so After spray disinfectant solution to cuttage nursery bed disinfection, disinfectant solution used is 18wt% containing bromine cyanogen insect amide and the suspension of Acetamiprid 5wt% Agent；The growth Hylocereus undatuss stem section of more than a year is intercepted from Hylocereus undatuss maternal plant, the cuttage section that length is 6-10cm is cut into, by cuttage Section is soaked 2.5 hours with taking root liquid, further takes out and places 16 hours in the cool；Depth is dug on the cuttage seedbed for complete substrate is The implantation hole of 2-4cm, by the cuttage section insertion implantation hole after process, is crowded around and is poured permeable with cutting medium backfill, then in skewer On seedlings plugging bed scaffolding height less than 60cm shed, shed overlying thin film, set up sunshade rate for 70% sunshade net to cutting seedling Bed and cutting seedling moisturizing sunshade；Migrate to when the root of cutting seedling grows to 3-4cm seedling cultivation bed；

Cutting medium is mixed by 4 parts of Vermiculitum, 8 parts of carbonization biomass, 11 parts of wormcast, 8 parts of mixed bacteria bran；Its In, carbonization biomass be by after 6 parts of fishbone, 8 parts of astragalus root dregs dried object, 9 parts of the slag mixing of manganese ore under the conditions of 450 DEG C Carry out thermal cracking carbonization 6s to obtain；Mixed bacteria bran is according to weight ratio using astragalus root dregs, Herba Medicaginiss slag, rice chaff, coconut husk, quick lime For 1:1:3:3:By-product after 4 mixing after mushroom culture；

Taking root liquid is made up of the component of following concentration：No. 1 ABT root-inducing powder 3.5mg/mL, diethyl aminoethyl hexanoate 1.5mg/mL, jasmine Sour 0.90mg/mL, 2-chloroethyl alcohol 0.25mg/mL；

(2) management of seedling：Selection ventilation faces south, the convenient field of irrigation and drainage makees seedling cultivation bed, and turn over 20- to field 30cm, per mu applies nursery base manure 2000kg, fully mixes thoroughly with soil, is then 10 × 10cm kind in educate by spacing in the rows by cutting seedling Seedling seedbed, pours permeable, and spray disinfectant 1 time, disinfectant solution used be 18wt% containing bromine cyanogen insect amide and Acetamiprid 4wt% it is outstanding Floating agent；A seedling fertilizer was applied every 12 days, per plant is applied 1.5kg, and the full stem section of first segment stem meat to be grown is obtained final product to plant and planted seedlings, Can transplant to land for growing field crops.

Wherein, nursery base manure is obtained by the following method：Take by weight 280 parts of cattle manure, Hylocereus undatuss corruption 70 parts of stem, After 42 parts of willow sawdust, 95 parts of Glycine max (L.) Merr., 42 parts of carbonization rice husk, 16 parts of mix homogeneously of 13 parts of Crusta Penaeus seu Panulirus and enzymatic microorganism, adjust whole Body moisture content is 65%, then pile fermentation obtains heap for 16 days and makes compost, and accounts for heap by weight incorporation and make compost weight in then making compost to heap 5.5% potassium nitrate, 4% carbamide, 5.5% dalcium biphosphate are obtained；Wherein, enzymatic microorganism is that mass ratio is 1:2:3 EM Bacterium solution, dissolving phosphor and dissolving potassium bacterium, bacillus subtilises mixing composition；

Seedling fertilizer be make compost to heap in account for the potassium nitrate that heap makes compost weight 9% by weight mixing, 6% carbamide, 8% Dalcium biphosphate, 0.15% magnesium sulfate, 0.10% copper sulfate, 0.10% Borax and obtain.

Comparative example 1

Implantation methods are same as Example 3, and difference part is only with bromine cyanogen worm in cuttage stage and nursery stage Amide is to carrying out disinfection.

Comparative example 2

Implantation methods are same as Example 3, and it is by 1 by Vermiculitum and wormcast that difference part is cutting medium:3 quality Than mixing.

Comparative example 3

Implantation methods are same as Example 3, and difference part is that taking root liquid comprises only concentration and taking root for 6.15mg/mL Powder.

Comparative example 4

Implantation methods are same as Example 3, and difference part is that nursery base manure is obtained by the following method：By weight Part takes 280 parts of cattle manure, 42 parts of straw, after 16 parts of mix homogeneously of 13 parts of Crusta Penaeus seu Panulirus and EM bacterium solutions, it is 65% to adjust overall moisture content, Pile fermentation obtains heap for 16 days and makes compost again, accounts for the potassium nitrate that heap makes compost weight 5.5% by weight mixing in then making compost to heap, 4% carbamide, 5.5% dalcium biphosphate are obtained.And seedling fertilizer is identical with nursery base manure.

Method for culturing seedlings is contrasted：

Plantation contrast test is carried out according to the implantation methods of embodiment 3, comparative example 1-4 respectively, each group test Hylocereus undatus 200 plants of cuttage stem section, cuttage are transplanted after 28 days to seedling cultivation bed, and observed and recorded cuttage survival rate, nursery counted seedling after 40 days Survival rate, and 5 plants of Hylocereus undatuss are randomly selected per group the radical of its root hair, root length are measured and counted.Track record HUOLONG The single plant yield obtained when planting in the later stage by fruit seedling, concrete condition such as following table：

1 growing state contrast table of table

It is knowable to above-mentioned result of the test, higher using cuttage survival rate obtained by the method for the present invention and seedling percent, and Also apparently higher than contrast groups, single plant yield illustrates that the method for the present invention improves the rooting rate of Hylocereus undatuss cuttage, the seedling of acquisition Root hair growth is more healthy and strong, and Seedling Stage Hylocereus undatuss seedling growth more preferably, can obtain high yield for follow-up plantation Hylocereus undatuss and lay well Basis.In comparative example 1 due to Disinfection Effect not enough, a part of pest and disease damage is generated, to cuttage survival rate and seedling percent Have obvious harmful effect, it is follow-up plant during pest and disease damage be also more easy to multiple, yield is not also high.Due to cutting medium in comparative example 2 Aeration, water-absorbing-retaining scarce capacity, so root growth situation is general, the certain impact that is grown with seedling, but due to Preferably looked after during nursery, subsequent growth situation is also preferable.Not sufficiently effective, each side due to taking root liquid of comparative example 2 Growing state do not comply with one's wishes, comparative example 4 not enough, compares the present invention slightly poor due to nutritional labeling.

Described above is the detailed description for preferably possible embodiments of the invention, but embodiment is not limited to this Bright patent claim, the equal change completed under the technical spirit suggested by all present invention or modification change, all should belong to In the covered the scope of the claims of the present invention.

Claims (6)

1. a kind of method for culturing seedlings of Hylocereus undatuss, it is characterised in that comprise the following steps：

(1) management of cutting seedling：Cutting medium is prepared, and the thick cutting mediums of 10-20cm is set on cuttage seedbed upper berth, is then sprayed Disinfectant solution is applied to cuttage nursery bed disinfection；The growth Hylocereus undatuss stem section of more than a year is intercepted from Hylocereus undatuss maternal plant, being cut into length is Cuttage section is soaked 2-3 hours with taking root liquid by the cuttage section of 6-10cm, further takes out placement 12-24 hours in the cool；Completing Implantation hole of the depth for 2-4cm is dug on the cuttage seedbed of substrate, the cuttage section insertion implantation hole after process is returned with cutting medium Fill out and crowd around and pour permeable, then scaffolding height, less than the shed of 60cm, in shed overlying thin film, sets up sunshade on cuttage seedbed Net is to cuttage seedbed and cutting seedling moisturizing sunshade；Migrate to when the root of cutting seedling grows to 3-4cm seedling cultivation bed；

The taking root liquid is made up of the component of following concentration：No. 1 ABT root-inducing powder 3.0-4.0mg/mL, diethyl aminoethyl hexanoate 1.0- 2.0mg/mL, jasmonic 0.80-1.0mg/mL, 2-chloroethyl alcohol 0.22-0.28mg/mL；

(2) management of seedling：Selection ventilation faces south, the convenient field of irrigation and drainage makees seedling cultivation bed, and turn over 20-30cm to field, often Mu apply nursery base manure 1800-2200kg, fully mix thoroughly with soil, then by cutting seedling by spacing in the rows be 10 × 10cm kinds in nursery Seedbed, pours permeable, and spray disinfectant 1 time, and a seedling fertilizer was applied every 10-15 days, and per plant is applied 1-2kg, first segment to be grown The full stem section of stem meat, obtains final product to plant and plants seedlings, transplant to land for growing field crops.

2. the method for culturing seedlings of a kind of Hylocereus undatuss according to claim 1, it is characterised in that：The cutting medium is by Vermiculitum 3-5 parts, carbonization biomass 6-9 part, wormcast 10-12 parts, mixed bacteria bran 6-9 part are mixed；The carbonization biomass be by Fishbone 3-8 parts, astragalus root dregs dried object 5-10 parts, slag 5-10 parts of manganese ore are carried out after mixing under the conditions of 400-500 DEG C Thermal cracking carbonization 5-8s is obtained；The mixed bacteria bran is using astragalus root dregs, Herba Medicaginiss slag, rice chaff, coconut husk, quick lime according to weight ratio For 1:1:2-3:3-4:By-product after 4-5 mixing after mushroom culture.

3. the method for culturing seedlings of a kind of Hylocereus undatuss according to claim 1, it is characterised in that：The disinfectant solution is brominated cyanogen worm The suspending agent of amide 15-20wt% and Acetamiprid 3-6wt%.

4. the method for culturing seedlings of a kind of Hylocereus undatuss according to claim 1, it is characterised in that：The nursery base manure be by with What lower method was obtained：Cattle manure 200-300 parts, Hylocereus undatuss corruption stem 60-80 parts, willow sawdust 30-50 parts, Glycine max (L.) Merr. are taken by weight After 80-100 parts, carbonization rice husk 30-50 parts, Crusta Penaeus seu Panulirus 10-15 parts and enzymatic microorganism 10-18 part mix homogeneously, adjust overall aqueous Rate is 60-70%, then pile fermentation obtains heap for 15-18 days and makes compost, and accounts for heap and makes compost weight by weight mixing in then making compost to heap The potassium nitrate of 5-6%, the carbamide of 3-5%, the dalcium biphosphate of 5-6% are obtained；Wherein, enzymatic microorganism is that mass ratio is 1:2:3 EM bacterium solutions, dissolving phosphor and dissolving potassium bacterium, bacillus subtilises mixing composition.

5. the method for culturing seedlings of a kind of Hylocereus undatuss according to claim 4, it is characterised in that：The seedling fertilizer is to the heap The potassium nitrate that heap makes compost weight 8-10% is accounted for by weight mixing in making compost, the carbamide of 5-7%, the dalcium biphosphate of 7-9%, The magnesium sulfate of 0.1-0.2%, the copper sulfate of 0.01-0.15%, the Borax of 0.01-0.15% and obtain.

6. the method for culturing seedlings of a kind of Hylocereus undatuss according to claim 4, it is characterised in that：It is used in the step (1) to hide The sunshade rate of screened postive is 70-75%.