CN103125246A - Root limiting cultivating method of quickly achieving peach filial generation seed selection - Google Patents
Root limiting cultivating method of quickly achieving peach filial generation seed selection Download PDFInfo
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Abstract
The invention relates to a root limiting cultivating method of quickly achieving peach filial generation seed selection. The method of quickly achieving the peach filial generation seed selection includes the following steps: (1), obtaining kernels after peach trees are carried out conventional hybridization, the kernels are removed shell and then planted at the next year, and a conventional seeding cultivation method is used and enables hybridization kernels of peaches to sprout annual plantlets, and then the annual plantlets are transplanted to quick root controlling seeding containers to grow; (2), cultivating tree forms of two-year plantlets at the second year, pruning lightly, promoting flowers; (3), achieving totally bearing fruits of three-year plantlets at the third year, carrying out primary selection of filial generations, preliminarily confirming good hybridization single plants, meanwhile combining stiff branches to graft when cutting is carried out in winter, expanding propagation to the primary generations, making preparations to the next step field experiments; (4), checking the primary good hybridization single plants at the fourth year, carrying out fired experiments to generation grafting plantlets of the primary good hybridization single plants. According to the method of quickly achieving the peach filial generation seed selection, root limiting cultivation techniques combining up-right main pruning can be used at the first time, bearing fruits can be achieved quickly, identifying and screening hybridization peach fruits in advance can be convenient and have important significance in the peach breeding work.
Description
Technical field
The present invention relates to a kind of root-limiting cultivating method of realizing fast the seed selection of peach filial generation.
Background technology
Zhenjiang areas is traditional peach fine quality production district, and Jurong City have the good reputation of " Herietta ", and " the Jurong fresh fruit is unsurpassed " is the strongest with peach, grape, pears and the large fruits in season growth momentum of strawberry four.The area of peach production has at present reached 1.5 ten thousand mu, spends plantation in vain as main take morning, middle boiled water honey peach thousand a generations Ji, day white phoenix in river, daybreak, a good Ji and Xin.But also have following two large problems in long-term peach industry development: 1, the maturing stage relatively concentrated, take mid or late June, mid or late July maturation as main, early July is ripe, late-maturing, special late variety is less.2, take solute honey peach plantation as main, storage tolerance not, the middle ten days and the last ten days in July, the peach selling pressure was large, even caused a large amount of wastes, had hindered the development of city's peach industry, and the hard meat peach of some anti-storages of north kind is fast-developing.
At present, the peach breeding work mainly solves the deficiency in peach production, enrich peach fruit kind, fill up the gaps in market, elongate delivery cycle, breed a collection of suitable local peach kind with independent intellectual property right of producing, yet exist peach to bear fruit slowly in the peach breeding work at present, the time of identifying and screening is long, and the selective nursery floor space is large, has a strong impact on speed and the land utilization efficiency of peach breeding.We adopt the root-limiting cultivating technology to prune in conjunction with upright trunk shape first in this research, and very fast the realization born fruit, and is convenient to hybridize ahead of time evaluation and the screening of peach fruit, and this is significant in the peach breeding work.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of root-limiting cultivating method of realizing fast the seed selection of peach filial generation.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of root-limiting cultivating method of realizing fast the seed selection of peach filial generation comprises the following steps:
(1) peach through conventional hybridization, is obtained fruit stone, and to the fruit stone sowing of shelling, and employing conventional seedbed system method makes the hybridization fruit stone of peach sprout into annual seedling, annual seedling is transplanted in fast speed control root container for plant growth grown in next year;
(2) Second Year is tree-like to living seedling cultivation in 2 years, and light pruning promotes into colored;
(3) the 3rd years 3 years living seedlings are realized bearing fruit comprehensively, carry out the primary election work of filial generation, tentatively determine good hybridization strain, simultaneously when the winter cuts in conjunction with stiff wood grafting, the primary election offspring is expanded numerous, for next step field trial is prepared;
The good hybridization strain of primary election was carried out final election in (4) the 4th years, and generation grafting seedling is thereafter carried out field trial.
Described in step (1), annual seedling cultivation is in earthen basin, the earthen basin specification is 5 kilograms of native volumes, transplant after fallen leaves to fast speed control root container for plant growth, fast speed control root container for plant growth is formed by buckling to connect by 3 black plastic sheets, the specification of described black plastic sheet is 60cm * 60cm, even distribution small opening on it, along with growth cycle increases, plastic sheet can increase.
The cultivation matrix of described fast speed control root container for plant growth is reed by volume: rice chaff: garden mould=1: 1: 1.
Also comprise and annual seedling being pruned, describedly be trimmed to upright trunk shape and prune, be specially:
To annual seedling described in step (1): in vegetative period, when seedling grows to more than 1 meter, the colligation bamboo pole, lure and draw, make its vertical growth, during winter pruning, the seedling top end is suitably carried out cutting back, until enrich the position, note staying a upwards full bud of growth under clip, sprout the trunk elongated shoot coming year, generally do not stay side shoot in 30 cm range of clip below, in order to avoid compete with the trunk elongated shoot, hinder the growth of trunk elongated shoot, the branch of trunk middle and lower part is cut into the 20cm left and right without exception;
To biennial seedling described in step (2): continue to lure with bamboo pole to draw in vegetative period, summer the branch that grows being carried out pinching processes, promote its flower bud differentiation, still the trunk elongated shoot is carried out cutting back during winter pruning, bottom branch unification is cut into the 20cm left and right;
on trunk, direct fruit bearing shoot of giving birth to is arranged in the shape of a spiral, the fruit bearing shoot of every 20 centimeter length is sprouted 2-3 root young sprout, be chosen in peach fruit of young sprout place's extension of tree crown outermost when bearing fruit, about 25 fruits of whole strain tree, during winter pruning, that root young sprout place that side shoot after result retracts to completely that the most close center does is pruned, simultaneously the young sprout cutting back is become the 20cm left and right, being used for fruit bearing shoot upgrades, that notes simultaneously trunk bottom branch too fastly increases thick increase, affect growing of top branch, the branch at trunk base portion 60cm following position is noticed that pinching processes summer at any time, grow and carry out cutting back pruning when too fast, when cutting, still keeps the 20cm left and right in the winter,
Method of operating to fruit bearing shoot when the next year winter cuts is identical, guarantee fruit bearing shoot direct give birth on trunk, tree crown can be controlled in fast speed control root container for plant growth scope like this.
The primary election standard of step (3): basically identical with general high-quality peach variety evaluation standard, but in conjunction with the Zhenjiang areas actual conditions, our primary election standard is slightly adjusted (paying attention to the seed selection of hard meat peach and filling up of maturing stage), is mainly:
The characteristic of blossoming and bearing fruit: flowering stage, flower bud areloe characteristic, pollen fertility, physiological fallen fruit;
Disease resistance: disease species, extent of injury and the reaction of being injured;
Fruit Characteristics: outward appearance (size, color and degree of staining), quality (meat, juice, sugar, acid, local flavor), storability, anti-fortune.
The final election standard of step (4):
The standard of final election is consistent with primary election, during final election, most important task is exactly whether the merit of observed and recorded primary election major clique is variant under different year, zones of different, different working condition, if differ greatly or the performance of some important characters extremely unstable, continue to observe or eliminate with summing up the condition that is fit to its growth.
The invention has the beneficial effects as follows:
We adopt the root-limiting cultivating technology to prune in conjunction with upright trunk shape first in the present invention, and very fast the realization born fruit, and is convenient to hybridize ahead of time evaluation and the screening of peach fruit, and this is significant in the peach breeding work, is specially:
(1) compare with conventional hybridization progeny selection work (ground cultivation), this pattern has the saving space, the tree body be easy to control, be convenient to management, ahead of time high yield, observe the characteristics such as filial generation early, simultaneously also for city's peach facility high-efficiency agriculture with pluck the tourism business development exploration and go out a new cultivation method of cover;
(2) advantage of upright trunk shape pruning
The tree body remains the state of vertical growth, being convenient to set body nutrition directly transforms to flower, fruit, yield positive results etc. than natural open centre shape etc. conventional tree-like wait early and flower, fruit quality better, be convenient to hybridize ahead of time evaluation and the screening of peach fruit, this kind trim mode tree crown is controlled in fast speed control root container for plant growth scope, tree-like to compare floor space less with routine, can enlarge largely Breeding Scale.
Embodiment
The below is described in detail preferred embodiment of the present invention, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made more explicit defining.
Embodiment 1:
1. the acquisition of hybridization peach seedling
(1) male parent tree and pollen be captured in hybridization pollination before, gather growth large bud preferably from male parent tree " thousand generation Ji ", at the indoor pollen that strips out, be placed in culture dish, under 18～25 ℃ of conditions, it is write a prescription.Pollen collecting in bottle, is stained with label, indicates kind, be placed on the interior room temperature storage of silica gel bottle stand-by.
(2) selection of stock tree and pollinating process are selected " newly spend in vain " full bearing period of robust growth and are done stock tree, choose the middle and upper part and be about to open large bud on " newly spending in vain " long fruit branch, the stripping petal exposes Pistil And Stamen, this moment, stamen flower pesticide was not yet open, then the stamen that delusters on pistil stigma, awards upper male parent " thousand generation Ji " pollen with writing brush, put paper bag, and hang up the plate of finishing writing the combination code name on branch.Pollination no or open bud are all extractd before bagging.3～5 flowers of every long fruit branch pollination get final product, remove after 1 week of pollinating overlap paper bag.
(3) gathering and the seed treatment fruit allocarpy of gathering when medium well of allocarpy, place it in fully after-ripening under room temperature, thoroughly removes the pulp on fruit stone, wash down with clear water again, after drying in the shade, the husky Tibetan, river sand humidity remains on 40% left and right, and is agglomerating to hold, i.e. loose being advisable of loosing one's grip.
(4) hybrid peach seedling be attained at coming year late March with the peach-pit skin breaking of Sha Zanghou, sowing is in earthen basin, specification be that (25cm * 20cm), cultivation matrix be reed by weight: rice chaff: garden mould=1: 1: 1 (together lower).Peach-pit broke ground and emerged early April.The hybridization peach transplantation of seedlings that late May will grow fine is cultivated in fast speed control root container for plant growth, fast speed control root container for plant growth is that 3 black plastic sheets form by buckling to connect, the specification of described black plastic sheet is (60cm * 60cm), even distribution small opening on it, along with growth cycle increases, plastic sheet can increase.In 7～August, when hybridization peach seedling grew to more than 1 meter, the colligation bamboo pole lured and draws, make its vertical growth, during winter pruning, carry out cutting back on seedling top near 1/3 trunk place, note staying a upwards full bud of growth, as trunk bottom after cutting back, branch is arranged, branch is cut the left and right into 20cm.
2. gave birth to the tree-like cultivation of hybridization peach seedling in 2 years
Continue with bamboo pole, the tree body to be lured in vegetative period and draw, make its vertical growth, carry out for the first time pinching when growing to 30cm when the peach young sprout summer, is chosen in correct direction, position, angle, the top heart is plucked in suitable sublateral shoot or the top of bud, control peripheral elongated shoot growth, tree crown may be limited in fast speed control root container for plant growth scope like this, promotes simultaneously its flower bud differentiation in coming year, 1/3 carry out cutting back from tree body top during winter pruning, bottom branch unification is cut into the 20cm left and right.
3. 3 years living peach seedlings are born fruit comprehensively, carry out filial generation primary election work
Although the peach hybrid seedling can be selected according to some correlated traits before entering result, have the selection that determines meaning, select after still entering fruiting period.The proterties that select this moment has the florescence, florets feature, fructescence, fruit size, outward appearance, flavor quality and growth result habit and output, disease resistance and other resistance etc.Observe, identify and select and remain according to breeding objective.Peach is intolerant tree species, and minute principal stresses is strong, and growth is fast.The branch that the bottom keeps sprouts 2～3 branches by 1 usually, selects when bearing fruit in these 2～3 branches only to hang 1 peach fruit at one of the tree crown outermost, and whole strain tree stays 25 fruit left and right.6～August is during fruit maturation, fruit to each filial generation carries out Preliminary screening, the primary election standard is basically identical with general high-quality peach variety evaluation standard, but in conjunction with the Zhenjiang areas actual conditions, our primary election standard is slightly adjusted (paying attention to the seed selection of hard meat peach and filling up of maturing stage), mainly investigates filial generation peach characteristic in the following areas: the characteristic of blossoming and bearing fruit: flowering stage, flower bud areloe characteristic, pollen fertility, physiological fallen fruit; Disease resistance: disease species, extent of injury and the reaction of being injured; Fruit Characteristics: outward appearance (size, color and degree of staining), quality (meat, juice, sugar, acid, local flavor), storability, anti-fortune etc.To tentatively be defined as through the offspring of primary election the excellent strain of primary election.During winter pruning, keep that root that in 2～3 bearing basal shoots, do at the most close center, cutting back becomes the 20cm left and right, all the other branches are bounced back, upgrade fruit bearing shoot, that notes simultaneously trunk bottom branch too fastly increases thick increase, affect growing of top branch, the branch at trunk 60cm following position is noticed that pinching processes summer at any time, carry out cutting back pruning when too fast, still keep the 20cm left and right when winter cuts.Guarantee the coming year fruit bearing shoot direct give birth on trunk, tree crown just can be controlled in fast speed control root container for plant growth scope always like this.
4. the good hybridization strain of primary election was carried out final election in the 4th year, and generation grafting seedling is thereafter carried out field trial.
Final election standard and primary election are basically identical, mainly according to Zhenjiang areas peach breeding objective, continue to observe the excellent strain of primary election.If the time difference is large or some important character performance is extremely unstable, continue to observe or eliminate with summing up the condition that is fit to its growth.Tree body management is with the 3rd year, during winter pruning such as the trunk extending head surpass 2.5m, overage is cut off, control the too fast too high growth of tree height, guarantee that its growing space is in people's easy operating scope.The excellent strain of primary election was observed through 2～3 years and is identified, was defined as major clique, and a small amount of breeding nursery stock enlarges to be planted experimentally or pilot scale.Observation through pilot scale is identified, selects more good the authorizing and naming of Comprehensive Traits from major clique, is new varieties.
Implementation result 1
1. different tree form and the planting type impact on peach filial generation Second Year amount of growth and flower bud differentiation
Will be take male parent as " thousand generation Ji ", maternal peach filial generation seedling for " newly spending in vain " adopts respectively natural open centre shape ground cultivation and upright trunk shape container root-limiting cultivating dual mode to cultivate, (natural open centre shape ground cultivation trim mode is with reference to annex), statistics different parts shoot growth amount and flower before the Second Year winter pruning
Bud differentiation situation.
The impact on peach filial generation Second Year amount of growth and flower bud differentiation of table 1 different tree form and planting type
Annotate: respectively organize the mean value that data are all filial generations in table.(lower same)
As shown in Table 1, natural open centre shape ground cultivation branch sum and amount of growth are nourished and grown more prosperous all higher than upright trunk shape container root-limiting cultivating, and it only has the top branch that 53.3% flower bud differentiation is arranged during winter at Second Year, but the spray number is less; (50-170cm) bud one-tenth branch rate (bud becomes branch rate=(bud branch number/branch number) * 100%) is 10.5% at the middle part for it, far below 92.8% of upright trunk shape container root-limiting cultivating.Also show upright trunk shape container root-limiting cultivating mode in table 1, for filial generation realized bearing fruit providing sound assurance in the 3rd year comprehensively.
2. different tree form and the planting type impact on peach filial generation the 3rd annual bearing situation
Will be take male parent as " thousand generation Ji ", maternal peach filial generation seedling for " newly spending in vain " adopts respectively natural open centre shape ground cultivation and upright trunk shape container root-limiting cultivating dual mode to cultivate, the tree-like situation as a result of statistics different disposal after the 3rd year fruit harvesting finishes.
The impact on peach filial generation the 3rd annual bearing situation of table 2 different tree form and planting type
By in table 2 as can be known, it is more that the 3rd year upright its one-tenth of trunk shape container root-limiting cultivating is spent, single plant yield is also high than natural open centre shape ground cultivation, mean fruit weight exceeds natural open centre shape 38g.Above data are full of and show, adopt the mode filial generation of upright trunk shape container root-limiting cultivating can realize bearing fruit in the 3rd year comprehensively, can fully reflect the fruit bearing habit of filial generation, the breeder can carry out Preliminary screening and evaluation, and natural open centre shape the 3rd year the performance be the earlier results situation, can not represent the essential characteristic of filial generation, the evaluation of filial generation and screening operation postpone.
3. different tree form, the planting type impact on peach filial generation growing space
Will be take male parent as " thousand generation Ji ", maternal peach filial generation seedling for " newly spending in vain " adopts respectively natural open centre shape ground cultivation and upright trunk shape container root-limiting cultivating dual mode to cultivate, the impact of the different training methods of statistics on peach filial generation seedling growth space before winter pruning in the 3rd year.The references such as the daily management of natural open centre shape ground cultivation hybridization peach seedling and pruning are conventional,
The impact on peach filial generation growing space of table 3 different tree form, planting type
By in table 3, we can find out, upright trunk shape container root-limiting cultivating seeding row spacing is little, and after the hybridization peach that unit are can be put, algebraically exceeds more than 10 times than natural open centre shape ground cultivation.This is significant for land resources for today in short supply, has greatly saved the breeding space, can enlarge largely Breeding Scale.Adopt simultaneously upright trunk shape container root-limiting cultivating, peach hat width is less, and tree crown is controlled in fast speed control root container for plant growth scope, is convenient to people's operation, also goes out a new cultivation method of cover for city's peach facility high-efficiency agriculture and harvesting tourism business development exploration.
Embodiment 2:
(1) " Bai Feng " will " newly be spent in vain " as maternal other operation with embodiment 1 as male parent
Implementation result 2
1. different tree form and the planting type impact on peach filial generation Second Year amount of growth and flower bud differentiation
Will be take male parent as " Bai Feng ", maternal peach filial generation seedling for " newly spending in vain " adopts respectively natural open centre shape ground cultivation and upright trunk shape container root-limiting cultivating dual mode to cultivate, statistics different parts shoot growth amount and flower bud differentiation situation before the Second Year winter pruning.
The impact on peach filial generation Second Year amount of growth and flower bud differentiation of table 4 different tree form and planting type
Annotate: respectively organize the mean value that data are all filial generations in table.(lower same)
As shown in Table 4, natural open centre shape ground cultivation branch sum and amount of growth are nourished and grown vigorous all higher than upright trunk shape container root-limiting cultivating.(50-170cm) bud one-tenth branch rate (bud becomes branch rate=(bud branch number/branch number) * 100%) is 12.1% but it is at the middle part, far below 85.4% of upright trunk shape container root-limiting cultivating.Upright trunk shape container root-limiting cultivating its (it is 100% that＞170cm) bud becomes a branch rate, higher than 62.5% of natural open centre shape ground cultivation on top.Also show upright trunk shape container root-limiting cultivating mode in table 4, for filial generation realized bearing fruit providing sound assurance in the 3rd year comprehensively.
2. different tree form and the planting type impact on peach filial generation the 3rd annual bearing situation
Will be take male parent as " Bai Feng ", maternal peach filial generation seedling for " newly spending in vain " adopts respectively natural open centre shape ground cultivation and upright trunk shape container root-limiting cultivating dual mode to cultivate, the tree-like situation as a result of statistics different disposal after the 3rd year fruit harvesting finishes
The impact on peach filial generation the 3rd annual bearing situation of table 5 different tree form and planting type
By in table 5 as can be known, it is more that the 3rd year upright its one-tenth of trunk shape container root-limiting cultivating is spent, single plant yield, mean fruit weight are also high than natural open centre shape ground cultivation.Above data are full of and show, adopt the mode filial generation of upright trunk shape container root-limiting cultivating can realize bearing fruit in the 3rd year comprehensively, fully reflect the fruit bearing habit of filial generation, the breeder can carry out Preliminary screening and evaluation, and natural open centre shape the 3rd year the performance be the earlier results phenomenon, can not represent the essential characteristic of filial generation, the evaluation delays in work of filial generation.
3. different tree form, the planting type impact on peach filial generation growing space
Will be take male parent as " Bai Feng ", maternal peach filial generation seedling for " newly spending in vain " adopts respectively natural open centre shape ground cultivation and upright trunk shape container root-limiting cultivating dual mode to cultivate, the impact of the different training methods of statistics on peach filial generation seedling growth space before winter pruning in the 3rd year.
The impact on peach filial generation growing space of table 6 different tree form, planting type
By in table 6, we can find out, upright trunk shape container root-limiting cultivating seeding row spacing is little, and after the hybridization peach that unit are can be put, algebraically exceeds more than 10 times than natural open centre shape ground cultivation.This is significant for land resources for today in short supply, has greatly saved the breeding space, can enlarge largely Breeding Scale.Adopt simultaneously upright trunk shape container root-limiting cultivating, peach hat width is less, and tree crown is controlled in fast speed control root container for plant growth scope, is convenient to people's operation, also goes out a new cultivation method of cover for city's peach facility high-efficiency agriculture and harvesting tourism business development exploration.
The above is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or equivalent flow process conversion that utilizes description of the present invention to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (4)
1. a root-limiting cultivating method of realizing fast the seed selection of peach filial generation, is characterized in that, comprises the following steps:
(1) peach through conventional hybridization, is obtained fruit stone, and to the fruit stone sowing of shelling, and employing conventional seedbed system method makes the hybridization fruit stone of peach sprout into annual seedling, annual seedling is transplanted in fast speed control root container for plant growth grown in next year;
(2) Second Year is tree-like to living seedling cultivation in 2 years, and light pruning promotes into colored;
(3) the 3rd years 3 years living seedlings are realized bearing fruit comprehensively, carry out the primary election work of filial generation, tentatively determine good hybridization individual plant, simultaneously when the winter cuts in conjunction with stiff wood grafting, the primary election offspring is expanded numerous, for next step field trial is prepared;
The good hybridization individual plant of primary election was carried out final election in (4) the 4th years, and generation grafting seedling is thereafter carried out field trial.
2. root-limiting cultivating method according to claim 1, it is characterized in that, described in step (1), annual seedling cultivation is in earthen basin, the earthen basin specification is 5 kilograms of native volumes, transplants after fallen leaves to fast speed control root container for plant growth, and fast speed control root container for plant growth is formed through buckling to connect by 3 black plastic sheets, the specification of described black plastic sheet is 60cm * 60cm, even distribution small opening on it, along with growth cycle increases, plastic sheet can increase.
3. root-limiting cultivating method according to claim 1 and 2, is characterized in that, the cultivation matrix of described fast speed control root container for plant growth is reed by volume: rice chaff: garden mould=1: 1: 1.
4. root-limiting cultivating method according to claim 1 and 2, is characterized in that, also comprises every year seedling being carried out pruning, and described pruning is upright trunk shape pruning, is specially:
To annual seedling described in step (1): in vegetative period, when seedling grows to more than 1 meter, the colligation bamboo pole, lure and draw, make its vertical growth, during winter pruning, the seedling top end is suitably carried out cutting back, until enrich the position, note staying a upwards full bud of growth under clip, sprout the trunk elongated shoot coming year, generally do not stay side shoot in 30 cm range of clip below, in order to avoid compete with the trunk elongated shoot, hinder the growth of trunk elongated shoot, the branch of trunk middle and lower part is cut into the 20cm left and right without exception;
To biennial seedling described in step (2): continue to lure with bamboo pole to draw in vegetative period, summer the branch that grows being carried out pinching processes, promote its flower bud differentiation, still the trunk elongated shoot is carried out cutting back during winter pruning, bottom branch unification is cut into the 20cm left and right;
to 3 years living seedlings described in step (3): on trunk, direct fruit bearing shoot of giving birth to is arranged in the shape of a spiral, the fruit bearing shoot of every 20 centimeter length is sprouted 2-3 root young sprout, be chosen in peach fruit of young sprout place's extension of tree crown outermost when bearing fruit, about 25 fruits of whole strain tree, during winter pruning, that root young sprout place that side shoot after result retracts to completely that the most close center does is pruned, simultaneously the young sprout cutting back is become the 20cm left and right, being used for fruit bearing shoot upgrades, that notes simultaneously trunk bottom branch too fastly increases thick increase, affect growing of top branch, the branch at trunk base portion 60cm following position is noticed that pinching processes summer at any time, grow and carry out cutting back pruning when too fast, when cutting, still keeps the 20cm left and right in the winter,
Method of operating to fruit bearing shoot when the next year winter cuts is identical, guarantee fruit bearing shoot direct give birth on trunk, tree crown can be controlled in fast speed control root container for plant growth scope like this.
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| CN104855204A (en) * | 2015-04-27 | 2015-08-26 | 徐金芳 | Wild peach selecting and breeding method |
| CN107094563A (en) * | 2017-03-30 | 2017-08-29 | 宁波市奉化区水蜜桃研究所 | A kind of honey peach tree transplanted method |
| CN110710410A (en) * | 2019-12-03 | 2020-01-21 | 江苏丘陵地区镇江农业科学研究所 | Cultivation management and shaping method for apocarya |
| CN112753465A (en) * | 2020-12-29 | 2021-05-07 | 江苏农景生态建设有限公司 | Method for cultivating trunk of young forest of high-quality wood for zelkova serrata |
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