CN104126470A

CN104126470A - Vatica guangxiensis nutritious cup seedling culture method

Info

Publication number: CN104126470A
Application number: CN201410349492.5A
Authority: CN
Inventors: 黄振忠
Original assignee: 黄振忠
Priority date: 2014-07-22
Filing date: 2014-07-22
Publication date: 2014-11-05

Abstract

The invention discloses a vatica guangxiensis nutritious cup seedling culture method, and belongs to the technical field of forest tree cultivation. The method specifically comprises the nine steps of seedling culture land selection, nutritious cup selection, nutrient soil preparation, sowing, covering removal, shading, weeding, fertilizer application and water management. According to the vatica guangxiensis nutritious cup seedling culture method, because nutritious cup seedling culture is adopted for cultivation, the problem that the survival rate of afforestation of vatica guangxiensis which is a precious species is low is solved. The vatica guangxiensis nutritious cup seedling culture method has the advantages that seeds are saved, the cycle of seedling culture is shortened, the afforestation season is prolonged, and seedlings can well adapt to the afforestation land; due to the fact that the seedlings are provided with original soil blocks, roots are not injured, the survival rate of afforestation is high, the afforestation effect is remarkable, the strong seedlings of the vatica guangxiensis can be cultivated, and a fast-growing and high-yield plantation can be built.

Description

A kind of Guangxi green plum nutrition cup seedling-cultivating method

Technical field

The present invention relates to Forest-tree culture technical field, be specifically related to the method for a kind of Guangxi green plum nutrition cup seedling growing process, belong to forest culture and management technical field.

Background technology

Guangxi green plum (formal name used at school: Vatica guangxiensis) is Dipterocarpaceae green plum subordinate's a kind, arbor, high approximately 30 meters, annotinous branch is close by extremely tan starlike fine hair of yellowish-brown, old branch is without hair, leaf keratin, ellipse to ellipticity is draped over one's shoulders taper, and happiness is warm winter, summer is not extremely hot, the weather of high humidity throughout the year, the former Guangxi (Napo County) that is distributed in, is born in hillside fields, hilly country.

Guangxi green plum is the newfound typical tropical tree species of China, and trunk is perfectly straight satisfactory, and wood structure is careful, and material is hard heavy, and corrosion resistant is bright and clean cunning after slicing, is the good materials of using such as manufacture noble furniture and shipbuilding, vehicle, bridge, building.Development Guangxi green plum artificial planting at production of forestry, economic utilization and Study of China tropical plants fauna is had to certain meaning, is to be worth in Guangxi and the rare tree of China's South Subtropical Area of China development.

Because Guangxi green plum existing resource is little, in addition seed longevity is short, be multiplied into tree by natural germination very difficult, for satisfying the demand, people have to develop artificial cultivation technique, and carry out Guangxi green plum artificial afforestration, first to solve Guangxi green plum nursery stock problem, build Guangxi green plum with bareroot seedling very harsh to soil and weather requirement, survival rate is low, and after transplanting, seedling growth is slow.

Summary of the invention

goal of the invention: the object of the invention is for problems of the prior art, a kind of Guangxi green plum nutrition cup seedling-cultivating method is provided, can save seed, extend the planting season, improve survival rate, nursery stock neat and consistent.

technical scheme: Guangxi of the present invention green plum cultivation method, specifically comprises the following steps:

1, select nursery: Guangxi green plum is resistance to cloudy seeds, likes moistening, should select to garden leewardly, on average 3～5 hours sunshine, traffic, irrigation, draining facilitate place to be advisable.

2, select nutrition cup: select thickness 0.03-0.04 millimeter, diameter 8～10 ㎝, the polythene film bag of high 15 ㎝, bag wall is worn diameter 0.5 ㎝ circular hole, drainage ventilation every 2 ㎝.

3, preparation Nutrition Soil: select yellow earth cubsoil and burn turf mud, both ratios are 3:2,3 parts of yellow earth cubsoils add 2 points of baked wheaten cake turf mud, beat respectively carefully sieve after mixing and stirring, pack in nutrient container, then neatly put on the ground and form cup bed, cup bed is advisable with East and West direction, makes illumination even, 1.0～1.2 meters of bedsides, long 5～10 meters, surrounding is held drain ditch successfully, and pavement is wide 30 centimetres, and bottom of trench must be put down, slightly tilt to surrounding, be beneficial to draining.

4, sowing: directly Seed Points is sowed in nutrition cup after collecting seed mid-October, sow 1～2 for every bag, then the turf mud sieving with dusting cover is mixed on yellow soil uniform fold cup bed, to lose seed as degree, then on cup bed surface, cover one deck covering, can be straw, cogongrass or fernwort, with heat and moisture preserving, can more effectively improve bed surface temperature and humidity, emerge ahead of time, promote seedling growth.

5, take off covering: when young shoot is most of be unearthed after, between the lights or the cloudy day throw off covering, as meet continuous sunny, bed surface is dry, sooner or later applies watering can trickle, removes after covering, note preventing bird pest.

6, shelter from heat or light: after seedling all sprouts, take in time cool canopy and shade, the light transmittance of sunshade net is advisable with 50%～60%.

7, weeding: carry out uprooting weed after selecting rain or after irrigating, cup seedling is loosening or be taken up when preventing uprooting weed, and applying finger is pinned surrounding soil, and the hole that grass roots is stayed is recessed fills and leads up with fine earth, have loosening nursery stock should be in time by soil by being tight compact, can apply fertilizer, irrigate in conjunction with weeding.

8, fertilising: the growth of seedling initial stage, execute the mixing fertilizer of the low nitrogen of high phosphorus once, nitrogen phosphoris and potassium fertilizer ratio is 1:3:1, mu amount of application is 600 kilograms, executes phosphorus potash fertilizer 1 time, to promote nursery stock lignification after mid-December.

9, water management: meet arid season and carry out trickle management, each trickle will be drenched, and keeps Nutrition Soil water content 30%～45%.

beneficial effect: compared with prior art, its beneficial effect is in the present invention:

The present invention adopts nutrition cup growing nursery and culture, saves seed, saves the seed of 30-50% than naked of land for growing field crops seeding and seedling raising, shorten growing-seedling period, only need 4-5 month just energy seedling, extend the planting season, to planting site strong adaptability, because being with former mass of soil, do not hinder root, so survival rate is high, afforestation achieves noticeable achievement, can cultivate Guangxi green plum strong sprout, build fast-growing and high-yield plantation.

embodiment

Below in conjunction with the concrete example of implementing, technical solution of the present invention is elaborated.

Production address: lily township, Napo County, Guangxi Zhuang Autonomous Region

1, select nursery: the nursery lot that this time Guangxi green plum is grown seedlings is selected on domestic gentle slope, lily township, Napo County, 550～630 meters of height above sea level, the gradient 5 is spent, leeward, and average 4.5 hours sunshine, traffic, irrigation, draining are conveniently.

2, select nutrition cup: select thickness 0.03-0.04 millimeter, diameter 10 ㎝, the polythene film bag of high 15 ㎝, bag wall is worn diameter 0.5 ㎝ circular hole every 2 ㎝.

3, preparation Nutrition Soil: select yellow earth cubsoil and burn turf mud, both ratios are 3:2, beat respectively carefully sieve after mixing and stirring, pack in nutrient container, then neatly put on the ground and form cup bed, cup bed is got East and West direction, 1.2 meters of bedsides, row puts 12 nutritious bags, and long according to 3～10 meters of landform, surrounding is held drain ditch successfully, pavement is wide 30 centimetres, bottom of trench is flat, slightly tilts to surrounding, in order to draining.

4, sowing: directly Seed Points is sowed in nutrition cup after collecting seed mid-October, sows 1～2 for every bag, the turf mud then sieving with dusting cover is mixed on yellow soil uniform fold cup bed, to lose seed as degree, then covers one deck straw on cup bed surface.

5, take off covering: after young shoot major part is unearthed, throw off between the lights straw, as dry in bed surface, use watering can trickle sooner or later, keep bed surface moistening.

9, water management: carry out trickle management while meeting arid season, keep Nutrition Soil water content 30%～45%.

This is grown seedlings, and in mid-October, 2012 sowing starts the garden afforestation of going up a hill in mid-March, 2013, and planting percent reaches 94.2%, and 5 months seedling stages, on average up to 36 centimetres.

Claims

1. a Guangxi green plum nutrition cup seedling-cultivating method, is characterized in that comprising the following steps:

(1) select nursery: select leewardly, average 3～5 hours sunshine, traffic, irrigation, draining are local easily; (2) select nutrition cup; (3) preparation Nutrition Soil: select yellow earth cubsoil and burn turf mud, beat respectively carefully sieve after mixing and stirring, pack in nutrient container, then neatly put on the ground and form cup bed, 1.0～1.2 meters of bedsides, long 5～10 meters, surrounding is held drain ditch successfully, pavement is wide 30 centimetres, and bottom of trench is flat, slightly tilts to surrounding;

(4) sowing: directly Seed Points is sowed in nutrition cup after collecting seed mid-October, sows 1～2 for every bag, the turf mud then sieving with dusting cover is mixed on yellow soil uniform fold cup bed, to lose seed as degree, then covers one deck covering on cup bed surface;

(5) take off covering: when young shoot is most of be unearthed after, between the lights or the cloudy day throw off covering, as meet continuous sunny, bed surface is dry, applies watering can trickle sooner or later;

(6) shelter from heat or light: after seedling all sprouts, take in time cool canopy and shade, the light transmittance of sunshade net is advisable with 50%～60%;

(7) weeding: carry out uprooting weed after selecting rain or after irrigating, cup seedling is loosening or be taken up when preventing uprooting weed, and applying finger is pinned surrounding soil, and the hole that grass roots is stayed is recessed fills and leads up with fine earth, have loosening nursery stock should be in time by soil by being tight compact, can apply fertilizer, irrigate in conjunction with weeding;

(8) fertilising: the growth of seedling initial stage, execute the mixing fertilizer of the low nitrogen of high phosphorus once, nitrogen phosphoris and potassium fertilizer ratio is 1:3:1, mu amount of application is 600 kilograms, executes phosphorus potash fertilizer 1 time, to promote nursery stock lignification after mid-December;

(9) water management: meet arid season and carry out trickle management, keep Nutrition Soil water content 30%～45%.

2. Guangxi according to claim 1 green plum nutrition cup seedling-cultivating method, is characterized in that the nutrition cup that step (2) is selected is polythene film bag.

3. Guangxi according to claim 2 green plum nutrition cup seedling-cultivating method, is characterized in that the specification of nutrition cup is: thickness 0.03-0.04 millimeter, diameter 8～10 ㎝, high 15 ㎝.

4. Guangxi according to claim 1 green plum nutrition cup seedling-cultivating method, is characterized in that the ratio of step (3) yellow earth cubsoil and baked wheaten cake turf mud is 3:2, and 3 parts of yellow earth cubsoils add 2 points of baked wheaten cake turf mud.

5. Guangxi according to claim 1 green plum nutrition cup seedling-cultivating method, the covering that it is characterized in that step (4) can be straw or cogongrass or fernwort.