CN104145692B - A kind of method of seedbed cuttage crape myrtle seedling - Google Patents

Abstract

A method for seedbed cuttage crape myrtle seedling, in plant cuttage method and technology field.It is characterized in that comprising the following steps: 1) booth is built; 2) seedbed is arranged; 3) cuttings prepares; 4) cuttage; 5) field management.The method of above-mentioned a kind of seedbed cuttage crape myrtle seedling, can rapid expansion kind quantity, and keep maternal character, quality of rooting and aerial growth all right, and equal area cuttage quantity is large, and cuttage survival rate is up to 93%.

Description

A kind of method of seedbed cuttage crape myrtle seedling

Technical field

The invention belongs to plant cuttage method and technology field, be specially a kind of method of seedbed cuttage crape myrtle seedling.

Background technology

Lagerstroemia, machaka or dungarunga, Gao Keda 7 meters, tree crown is irregular, and bark is smooth, filbert, spray four rib; Leaf is to life, oval or cabinet is circular, long 4 ~ 7 centimetres; Panicle top is raw, the pattern of crape myrtle, from the superficial to the deep can be divided into white, powder, red, purple four large colour systems; 3 ~ 5 centimetres, stem.Florescence is long, from June to September; The nearly ball-type of capsule, about 1.2 centimetres, stem, 10 ~ November of fructescence.Crape myrtle is a kind of sight flower seeds be widely cultivated.Crape myrtle originates in China, and be distributed in the Yangtze river basin, also there is cultivation in south China, northwest, North China, and its adaptability is very strong.Crape myrtle is drought-enduring, fearness is flooded, likes warm damp, happiness light, and happiness is fertile, to the resistance of sulphur dioxide, hydrogen fluoride and nitrogen, can suck pernicious gas; According to surveying and determination, every kilogram of leaf can inhale sulphur 10 grams and well-grown; Crape myrtle can absorb and retain dust again, and apart from pollution source 200 ~ 250 meters of in cement plant, every square metre of blade can absorb and retain 4042 grams, dust; Extensively planted in afforestation in park, road, residential quarter, industrial and mining area environment, also can make stub or potted landscape, be the excellent flowers of afforesting and beautifying environment and floriculture at home.By the inquiry to data of literatures, having no domestic at present has the scientific paper and patent that different vessels cuttage crape myrtle seedling propagation technique is relevant, and this field still belongs to blank.

Summary of the invention

For the above-mentioned problems in the prior art, the object of the invention is to design the technical scheme of a kind of method providing seedbed cuttage crape myrtle seedling, energy rapid expansion kind quantity, and keep maternal character, and equal area cuttage quantity is large, cuttage survival rate is high.

The method of described a kind of seedbed cuttage crape myrtle seedling, is characterized in that comprising the following steps:

1) booth is built: select high-land, draining be good, daylighting good, booth is built in breezy place, automatic sprinkling system is set in canopy, shades, drain ditch, Temperature Humidity Sensor and ventilating opening;

2) seedbed is arranged: arrange square seedbed, and ploughing in advance and remove weeds and be sprinkled into the anti-soil insect of phoxim in seedbed, pours matrix into and pave; Described matrix adopts the peat of volume ratio=1:1-1.5: perlite mixing is formed, the matrix of mixing is mixed thoroughly according to the slow-release fertilizer that every cubic metre adds 2 kilograms, bed surface is sprayed again with 2-3% copperas solution or 40% carbendazim 800-1000 times of liquid, after fully squirting soil, with covered rearing with plastic film, throw off film after vexed 1 week, get final product cuttage after 2-3 days;

3) cuttings prepares: crape myrtle epicormic branch cuttage carried out in 6-9 month, and fringe bar chooses raw 4-6cm length, half wooden, the healthy branch without damage by disease and insect then, removes lower blade, stays 2-4 sheet leaf; Cut the fringe time in the morning, at dusk or the cloudy day, avoid sunlight directly to shine and maintenance of spray water is moistening; The untreated fringe bar cut from maternal plant will be transferred at once cut fringe place, can not sunlight directly shine, dehydration and extruding;

4) cuttage: the cuttage degree of depth is in the half of fringe bar, and adjacent fringe bar marshalling, does not extrude between leaf and leaf, ensures at internal spraying half a day after cuttage, after each booth cuttage is complete, closes booth, at once to ensure that air humidity is more than 80%;

5) field management: after cuttage terminates in the week, ensure that booth humidity is more than 80%, in control booth, temperature is at 30-38 DEG C; After one week, humid control controls more than 30 DEG C in 45-55%, temperature; Cuttage branch general 7-15 days is taken root, and after root is longer, starts out canopy ventilation, reduces irrigation times gradually, within 7-10 days, water a water, to help hardening; Cuttage terminates in the rear week, sprays bed surface every 3-4 days with 40% carbendazim 800-1000 times of liquid; Deng root longer after, before the rudiment of crape myrtle spray, spray 3 Baume degrees lime sulfurs, in advance pre-preventing disease and pest and disease; When root generally grows to 1-2 centimetre, carry out hardening by ventilating, reducing to water and add intense light irradiation gradually; Repeatedly to patrol every day booth, whether damage by disease and insect and seedbed in the sprouting of temp. and humidity in weather, canopy, the growing of callus, root, canopy are grown grass all GPRSs, works with the weeding of reasonable arrangement laxative.

The method of described a kind of seedbed cuttage crape myrtle seedling, is characterized in that step 2) in: peat: perlitic volume ratio is 1:1.

The method of described a kind of seedbed cuttage crape myrtle seedling, is characterized in that in step 3): cuttings length is 5cm, stays 3 leaves.

The method of described a kind of seedbed cuttage crape myrtle seedling, is characterized in that in step 4): after cuttage terminates in the week, and booth humidity is at 85-90%, and in control booth, temperature is at 35-37 DEG C; After one week, humid control controls more than 30 DEG C in 48-50%, temperature.

The method of above-mentioned a kind of seedbed cuttage crape myrtle seedling, can rapid expansion kind quantity, and keep maternal character, quality of rooting and aerial growth all right, and equal area cuttage quantity is large, and cuttage survival rate is up to 93%.

The percentage composition related in present specification unless otherwise indicated, all refers to weight percentage.

Embodiment

Below in conjunction with specific embodiment, the invention will be further described.

1) booth is built: select high-land, near road, draining be good, daylighting good, booth is built in breezy place, automatic sprinkling system is set in canopy, shades, drain ditch, Temperature Humidity Sensor and ventilating opening;

2) seedbed is arranged: arrange rectangle seedbed, surrounding plank bamboo chip or waddy are fixed, and ploughing in advance and remove weeds and be sprinkled into the anti-soil insect of phoxim in seedbed, pours matrix into and pave; Described matrix adopts the peat of volume ratio=1:1-1.5: perlite mixing is formed, the matrix of mixing is mixed thoroughly according to the slow-release fertilizer that every cubic metre adds 2 kilograms, bed surface is sprayed again with 2-3% copperas solution or 40% carbendazim 800-1000 times of liquid, after fully squirting soil, with covered rearing with plastic film, throw off film after vexed 1 week, get final product cuttage after 2-3 days;

3) cuttings prepares: crape myrtle epicormic branch cuttage carried out in 6-9 month, and fringe bar chooses raw 4-6cm length, half wooden, the healthy branch without damage by disease and insect then, removes lower blade, stays 2-4 sheet leaf; Cut the fringe time in the morning, at dusk or the cloudy day, avoid sunlight directly to shine and maintenance of spray water is moistening; The untreated fringe bar cut from maternal plant will be transferred at once cut fringe place, can not sunlight directly shine, dehydration and extruding;

4) cuttage: the cuttage degree of depth is in the half of fringe bar, and adjacent fringe bar marshalling, does not extrude between leaf and leaf, ensure at internal spraying half a day after cuttage, spraying rear blade can form water membrane play a protective role, once not have moisture film for a long time, blade is easy to dehydration and causes cuttage failure; After each booth cuttage is complete, close booth at once, to ensure that air humidity is more than 80%;

5) field management: after cuttage terminates in the week, ensure that booth humidity is more than 80%, in control booth, temperature is at 30-38 DEG C; After one week, humid control controls more than 30 DEG C in 45-55%, temperature; Cuttage branch general 7-15 days is taken root, and after root is longer, starts out canopy ventilation, reduces irrigation times gradually, within 7-10 days, water a water, to help hardening; Cuttage terminates in the rear week, sprays bed surface every 3-4 days with 40% carbendazim 800-1000 times of liquid; Deng root longer after, before the rudiment of crape myrtle spray, spray 3 Baume degrees lime sulfurs, in advance pre-preventing disease and pest and disease; When root generally grows to 1-2 centimetre, carry out hardening by ventilating, reducing to water and add intense light irradiation gradually; Repeatedly to patrol every day booth, whether damage by disease and insect and seedbed in the sprouting of temp. and humidity in weather, canopy, the growing of callus, root, canopy are grown grass all GPRSs, works with the weeding of reasonable arrangement laxative.

Adopt above-mentioned seedbed cottage method, crape myrtle epicormic branch cuttage energy rapid expansion kind quantity, and keep maternal character.The present invention also coils three kinds of different cultivating containers by seedbed, square plate and cave, under same plantation and curing condition, carries out Comprehensive Correlation.Experimental result shows: cuttage survival rate: > square plate > cave, seedbed is coiled; The number of identical square of cuttage: > cave, seedbed dish > square plate; Substrates quantity: > square plate > cave, seedbed is coiled; By above-mentioned different vessels cuttage crape myrtle seedling breeding method, comprehensive seedbed cuttage survival rate and cuttage quantity all the highest, but substrates quantity is maximum; Compare square plate and its quality of rooting and aerial growth situation are coiled in cave, seedbed is most suitable for the cuttage carrying out crape myrtle seedling.The impact of three kinds of different cultivating containers on crape myrtle epicormic branch cuttage quality of rooting and aerial growth situation is coiled in table 1 in seedbed, square plate and cave.

Table 1 shows: with seedbed cuttage crape myrtle spray, root and aerial growth situation best.In same time, seedbed cuttage compares that root is the longest, blastogenesis is long the fastest.

Claims (4)

1. a method for seedbed cuttage crape myrtle seedling, is characterized in that comprising the following steps:

1) booth is built: select high-land, draining be good, daylighting good, booth is built in breezy place, automatic sprinkling system is set in canopy, shades, drain ditch, Temperature Humidity Sensor and ventilating opening;

2) seedbed is arranged: arrange square seedbed, and ploughing in advance and remove weeds and be sprinkled into the anti-soil insect of phoxim in seedbed, pours matrix into and pave; Described matrix adopts the peat of volume ratio=1:1-1.5: perlite mixing is formed, the matrix of mixing is mixed thoroughly according to the slow-release fertilizer that every cubic metre adds 2.5 kilograms, bed surface is sprayed again with 2-3% copperas solution or 40% carbendazim 800-1000 times of liquid, after fully squirting soil, with covered rearing with plastic film, throw off plastic film after vexed 1 week, get final product cuttage after 2-3 days;

3) cuttings prepares: crape myrtle epicormic branch cuttage carried out in 6-9 month, and fringe bar chooses raw 4-6cm length, half wooden, the healthy branch without damage by disease and insect then, removes lower blade, stays 2-4 sheet leaf; Cut the fringe time in the morning, at dusk or the cloudy day, avoid sunlight directly to shine and maintenance of spray water is moistening; The untreated fringe bar cut from maternal plant will be transferred at once cut fringe place, can not sunlight directly shine, dehydration and extruding;

4) cuttage: the cuttage degree of depth is in the half of fringe bar, and adjacent fringe bar marshalling, does not extrude between leaf and leaf, ensures at internal spraying half a day after cuttage, after each booth cuttage is complete, closes booth, at once to ensure that air humidity is more than 80%;

5) field management: after cuttage terminates in the week, ensure that booth air humidity is more than 80%, in control booth, temperature is at 30-38 DEG C; After one week, air humidity controls to control more than 30 DEG C in 45-55%, temperature; Cuttage branch is taken root for 7-15 days, after root is longer, starts out canopy ventilation, reduces irrigation times gradually, within 7-10 days, water a water, to help hardening; Cuttage terminates in the rear week, sprays bed surface every 3-4 days with 40% carbendazim 800-1000 times of liquid; Deng root longer after, before the rudiment of crape myrtle spray, spray 3 Baume degrees lime sulfurs, in advance pre-preventing disease and pest and disease; When root generally grows to 1-2 centimetre, carry out hardening by ventilating, reducing to water and add intense light irradiation gradually; Repeatedly to patrol every day booth, whether damage by disease and insect and seedbed in the sprouting of temp. and humidity in weather, canopy, the growing of callus, root, canopy are grown grass all GPRSs, works with the weeding of reasonable arrangement laxative.

2. the method for a kind of seedbed cuttage crape myrtle seedling as claimed in claim 1, is characterized in that step 2) in: peat: perlitic volume ratio is 1:1.

3. the method for a kind of seedbed cuttage crape myrtle seedling as claimed in claim 1, is characterized in that in step 3): cuttings length is 5cm, stays 3 leaves.

4. the method for a kind of seedbed cuttage crape myrtle seedling as claimed in claim 1, is characterized in that in step 5): after cuttage terminates in the week, and booth air humidity is at 85-90%, and in control booth, temperature is at 35-37 DEG C; After one week, air humidity controls to control more than 30 DEG C in 48-50%, temperature.