CN105917932A - Method for industrialized cutting seedling culture of Pteroceltis tatarinowii Maxim - Google Patents

Abstract

The invention discloses a method for industrialized cutting seedling culture of Pteroceltis tatarinowii Maxim. According to the method, current-year branches of a tree 2-5 years old are selected as cuttings and sheared, so that the average length of the branches ranges from 10 cm to 12 cm, and the branches are planted in a cutting medium; the cuttings are planted and sufficiently watered, a powerful rooting raw powder solution with the concentration being 220-280 mg/L is sprayed to a seedbed with a sprayer, the sprayed solution covers the whole bed surface, and then, seedling management is performed. The technical requirement of the method is simple, Pteroceltis tatarinowii Maxim can be quickly bred in a large area, the cuttage survival rate of Pteroceltis tatarinowii Maxim reaches 93%, a basis is provided for industrialized seedling raising of Pteroceltis tatarinowii Maxim, and the method has great application and popularization value.

Description

A kind of method being suitable to wingceltis industrial cuttage nursery

Technical field

A kind of method that the present invention relates to plant cuttage nursery, particularly relates to one and is efficiently quickly suitable to wingceltis batch production skewer The method inserting nursery, platymiscium reproduction technique field.

Background technology

Wingceltis (Pteroceltis tatarinowii Maxim), Ulmaceae wingceltis belongs to, has another name called wing Piao, Tan Shu, money tree, for The distinctive fiber seeds of China, sporadicly or are in flakes distributed in 19 provinces and regions of China, and adaptability is relatively strong, likes calcium, soil Ask the highest, be often born in the Limestone Mountain sparse woods of small stream limit, mountain valley, be one of In Limestone Area reproducting tree species, drought resisting, cold-resistant, Salt And Alkali Tolerance is the most water-fast wet, to toxic and harmful better resistance.Wingceltis is provided simultaneously with multiple value: its skin, Peel of stem fiber manufactures the preferred raw materials of rice paper especially；Timber is solid, fine and close, and toughness is strong, wear-resistant, for furniture, farm implements, Drawing board and carpentry timber；Seed can extract oil；Wind can be removed, dehumidifying, detumescence；Tree-like attractive in appearance, tree crown is spherical, autumn leaves Golden yellow, aspect is clearly demarcated, great ornamental value；Owing to wingceltis is Chinese distinctive autogenus, the system of research Ulmaceae is sent out Give birth to the biggest learning value.But, current wingceltis is often cut down in a large number, and quantity on hand drastically reduces, be put into " in State's rare extinction plants register " rare class 3 grades protection plant.

Retrieval finds, the research to wingceltis proliferation is actually rare, especially lacks system and detailed propagation method Research.Aborning, wingceltis is based on nursery technique, and cottage propagation is less, but wingceltis seed has dormancy habit, needs Process ability breaking dormancy through accelerating germination, and interseminal dormancy degree is different, affects Phase ofsprouting. Cottage propagation then can avoid this problem, and cutting propagation both can keep maternal fine quality, can shorten again and breed Cycle.Wingceltis cuttage technique has all been made simple introduction by Wang Hongqiang, Zhao Xintao, Cui Tong, Jansen beam etc., and favour is super with 200 The ABT1 root-inducing powder of mol/L processes cutting, has done wingceltis green wood cutting Study on Seedling Cultivation Technique, but nursery lot is only selected by he Select, seedbed is set up, and report has been made in the management after cutting process and cuttage, not with regard to soak time, takes root and survives situation Study and add up；Wingceltis cuttage has been made preliminary study by Li Weihong etc., with indolebutyric acid, heteroauxing, naphthalene Acetic acid and ABT root-inducing powder 1, No. 2 process cutting, but the situation of taking root is not carried out statistics report.Li Chaohui is from swashing Element concentration, cuttage position, difference are adopted the fringe time and the Technique on Cuttage Propagation of wingceltis have been made system and in-depth study, utilize IBA processes cutting, rooting rate can be made to reach 84%, but his processing method used is only used for experimental study, and research method Loaded down with trivial details, waste time and energy, be not appropriate for large area, factorial praluction.Based on this, research and development are suitable to wingceltis industrial cuttage and educate The method of Seedling is the most urgent.

Summary of the invention

For the deficiencies in the prior art, the problem to be solved in the present invention is to provide a kind of method of wingceltis industrial seedling rearing, profit The industrial seedling rearing of wingceltis can be efficiently and rapidly realized by the method.

The method being suitable to wingceltis industrial cuttage nursery of the present invention, step includes: (1) cutting selects and preparation, (2) Seedbed is set up and is prepared with cutting medium, (3) cuttage, and (4) root induction processes, and (5) manage after inserting；

Wherein:

Step (1) described cutting selects: in the time period annual mid-June to late July, selects strong That strengthen, without pest and disease damage, the age of tree be that the wingceltis current-year branch of 2～5 years is as cutting, cutting upper cut straight snips, incision Mouth is tiltedly cut, and average length is 10～12cm；

The method prepared with cutting medium is set up in step (2) described seedbed: slotting machine uses high furrow to build bed, removes weeds, After leveling land, on soil layer, the river sand of covering 20～30cm is as cutting medium, and slotting machine width is 1.0～1.2 meters, Gutter is excavated between every slotting machine；Described cutting medium is at 24h before cuttage, with 800 times of carbendazim sterilization standby With；

The method of step (3) described cuttage is: with the strip instrument thicker than diameter cuttage on seedbed before cuttage Substrate jack, then implants the cutting that step (1) prepares in cutting medium along jack, and the cuttage degree of depth is 6～8cm, and Substrate around cutting and jack is compacted, waters permeable after cuttage；

Step (5) described insert after management method be: after cuttage is complete, sets up shade net immediately, and use full-automatic intermittent Sprayer unit carries out cooling moisture-retaining, ground temperature control 18～23 DEG C, temperature control 23～30 DEG C, relative air humidity control 70～80%, to improve cuttage survival rate；Whole seedling raising process will shelter from heat or light, and shading rate is 60～80%；Cuttage 2 After Yue, remove shade net, carry out full exposure seedling exercising；

It is characterized in that:

Step (4) described root induction process method be: with aerosol apparatus to water permeable after seedbed spray concentration be The strength of 220～280mg/L is taken root former powder solution, and makes the solution of sprinkling cover whole bed surface；

Step (5) described employing full-automatic intermittent sprayer unit carries out the method for cooling moisture-retaining: the front 15d after cuttage, The spray intervals time is 2min on daytime, evening 30min, spray time is 15s；15d afterwards, the spray intervals time is Daytime 10min, evening 1h, spray time is 25s；After cuttage January, the spray intervals time is 30min on daytime, spray The mist time is 25s, evening stop-spraying.

In the above-mentioned method being suitable to wingceltis industrial cuttage nursery:

The described branch pruning method for cutting of step (1) is: by branch upper end at the top 1～1.5cm of Section 1 Straight snips, tiltedly cuts at the lower section 0.5～1cm away from joint, the branch lower end, every branch stays 2 lobules, and every lobule cuts off First half；

Step (4) described strength takes root former powder preferably purchased from Anqiu, Shandong Wan Bang biological engineering company limited, its spray concentration It is preferably 250mg/L.

The present invention sum up forefathers research on the basis of, with wingceltis twig as material, have studied hormone kind, hormone concentration, Process time and the processing mode impact on wingceltis cuttage survival rate, establish one and be efficiently quickly suitable to wingceltis batch production The method of cutting propagation.The inventive method have the advantage that and providing the benefit that:

The method being suitable to wingceltis industrial cuttage nursery of the present invention, cutting requires no any pretreatment, but skewer Inserting backward seedbed and spray former powder solution of taking root, method is easy, time and labour saving, easy popularization and application, and rooting efficiency is good, Survival rate is up to 93%, and seedling raise period is short, can realize extensive nursery and produce, and solves the breeding of wingceltis industrial cuttage Technical barrier.

Accompanying drawing explanation

Fig. 1: wingceltis cuttage rooting situation.

The upgrowth situation of 1 month cutting of Fig. 2: cuttage.

The upgrowth situation of 2 months cutting of Fig. 3: cuttage.

Detailed description of the invention

Embodiment 1

1, cutting selected with preparation: July 6, gather healthy and strong, without pest and disease damage, the age be that the wingceltis of 2 years ought Raw branch is cutting.To the branch pruning method for cutting it is: by the top 1～1.5cm away from Section 1, the cuttage branch upper end Place's straight snips, tiltedly cuts at the lower section 0.5～1cm away from joint, the branch lower end, every branch stays 2 lobules, and every lobule is cut Remove first half, and to make branch average length be 10～12cm, prepare cuttage branch, standby；

2, seedbed is set up and is prepared with cutting medium: slotting machine uses high furrow to build bed, removes weeds, after leveling land, at soil layer The river sand of covering 20～30cm is as cutting medium above, and slotting machine width is 1.0～1.2 meters, excavation row between every slotting machine Ditch, 24h before cuttage is standby after sterilizing with 800 times of carbendazim for described cutting medium；

3, cottage method: with the strip instrument thicker than diameter cutting medium jack on seedbed before cuttage, then Cuttage branch step 1 prepared is implanted along cutting medium along jack, and the cuttage degree of depth is 6～8cm, and by cuttage branch with Substrate compacting around jack, waters permeable after cuttage；

4, root induction process: with aerosol apparatus to water permeable after the strength that seedbed spray concentration is 250mg/L take root former Powder solution, and make the solution of sprinkling cover whole bed surface；

5, manage after inserting: after cuttage is complete, set up shade net immediately, and use full-automatic intermittent sprayer unit to carry out cooling guarantor Wet, ground temperature control 18～23 DEG C, temperature control 23～30 DEG C, relative air humidity control 70～80%, with improve Cuttage survival rate；Whole seedling raising process will shelter from heat or light, and shading rate is 60～80%；After cuttage 2 months, remove shade net, Carry out full exposure seedling exercising；

Wherein, the method that above-mentioned employing full-automatic intermittent sprayer unit carries out cooling moisture-retaining is: the front 15d after cuttage, spray Mist interval time is 2min on daytime, evening 30min, spray time is 15s；15d afterwards, the spray intervals time is white It 10min, evening 1h, spray time is 25s；After cuttage January, the spray intervals time is 30min on daytime, spraying Time is 25s, evening stop-spraying.

Result is added up, and rooting rate is 93%.

Embodiment 2

Except root-inducing powder selects ABT1, concentration is 250,500,1000mg/L, soak respectively before cuttage cutting 2,4,6, 8min rather than spray outside rooting powder solution to seedbed, remaining operation is same as in Example 1, statistical result after 2 months, High-survival rate is 30%, and minimum survival rate is 10%, hence it is evident that less than the survival rate of embodiment 1.

Embodiment 3

Except root-inducing powder selects ABT1, concentration is 250,500,1000mg/L, soak respectively before cuttage cutting 5,7,9, 11min rather than spray outside rooting powder solution to seedbed, remaining operation is same as in Example 1, statistical result after 2 months, High-survival rate is 45%, and minimum survival rate is 10%, hence it is evident that less than the survival rate of embodiment 1.

Embodiment 4

Except root-inducing powder selects IBA, concentration is 250,500,1000mg/L, soak respectively before cuttage cutting 2,4,6,8min, Rather than spray outside rooting powder solution to seedbed, remaining operation is same as in Example 1, statistical result after 2 months, the highest one-tenth Motility rate is 50%, and minimum survival rate is 10%, hence it is evident that less than the survival rate of embodiment 1.

Embodiment 5

Except root-inducing powder selects specially good effect root-inducing powder, concentration is 250,500,1000mg/L, soak respectively before cuttage cutting 2,4, 6,8min rather than spray outside rooting powder solution to seedbed, remaining operation is same as in Example 1, and after 2 months, statistics is tied Really, high-survival rate is 35%, and minimum survival rate is 10%, hence it is evident that less than the survival rate of embodiment 1.

Claims (2)

1. the method being suitable to wingceltis industrial cuttage nursery, step includes: (1) cutting selects and preparation, (2) Seedling Bed is set up and is prepared with cutting medium, (3) cuttage, and (4) root induction processes, and (5) manage after inserting；

Wherein:

Step (1) described cutting selects: in the time period annual mid-June to late July, selects strong That strengthen, without pest and disease damage, the age of tree be that the wingceltis current-year branch of 2～5 years is as cutting, cutting upper cut straight snips, incision Mouth is tiltedly cut, and average length is 10～12cm；

The method prepared with cutting medium is set up in step (2) described seedbed: slotting machine uses high furrow to build bed, removes weeds, After leveling land, on soil layer, the river sand of covering 20～30cm is as cutting medium, and slotting machine width is 1.0～1.2 meters, Gutter is excavated between every slotting machine；Described cutting medium is at 24h before cuttage, with 800 times of carbendazim sterilization standby With；

The method of step (3) described cuttage is: with the strip instrument thicker than diameter cuttage on seedbed before cuttage Substrate jack, then implants the cutting that step (1) prepares in cutting medium along jack, and the cuttage degree of depth is 6～8cm, and Substrate around cutting and jack is compacted, waters permeable after cuttage；

Step (5) described insert after management method be: after cuttage is complete, sets up shade net immediately, and use full-automatic intermittent Sprayer unit carries out cooling moisture-retaining, ground temperature control 18～23 DEG C, temperature control 23～30 DEG C, relative air humidity control 70～80%, to improve cuttage survival rate；Whole seedling raising process will shelter from heat or light, and shading rate is 60～80%；Cuttage 2 After Yue, remove shade net, carry out full exposure seedling exercising；

It is characterized in that:

Step (4) described root induction process method be: with aerosol apparatus to water permeable after seedbed spray concentration be The strength of 220～280mg/L is taken root former powder solution, and makes the solution of sprinkling cover whole bed surface；

Step (5) described employing full-automatic intermittent sprayer unit carries out the method for cooling moisture-retaining: the front 15d after cuttage, The spray intervals time is 2min on daytime, evening 30min, spray time is 15s；15d afterwards, the spray intervals time is Daytime 10min, evening 1h, spray time is 25s；After cuttage January, the spray intervals time is 30min on daytime, spray The mist time is 25s, evening stop-spraying.

The method being suitable to wingceltis industrial cuttage nursery the most according to claim 1, it is characterised in that: step (4) Described strength former powder of taking root is purchased from Anqiu, Shandong Wan Bang biological engineering company limited, and its spray concentration is 250mg/L.