CN101228836A - Method of curtailing fruit tree juvenile stage - Google Patents
Method of curtailing fruit tree juvenile stage Download PDFInfo
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Abstract
The invention discloses a method for shortening the juvenescent phase of fruit trees, which comprises accelerating germination, seeding, port transferring, seedling adaptation, field planting and training and pruning. Adopting the technology in the project, the peach seedling tree can pass the juvenescent phase in the very year of seeding and enter the adult vegetative phase, while the seedling trees of apple and chestnut, etc., can pass the juvenescent phase in the second year after the seedling tree seeding and enter the adult vegetative phase. Shortening the juvenescent phase of seedling trees of fruit crops has an important significance for shortening the breeding cycle of fruit trees and promoting the career development of fruit trees.
Description
Technical field
The present invention relates to a kind of fruit tree method of virgin phase that shortens, shorten fruit tree and yield positive results the required time, make it fast by the virgin phase.
Background technology
The developmental stage that the fruit tree seedling tree does not possess into colored ability is called the virgin phase, and fruit tree needs several years even time more than ten years from being seeded into the result, and this is the technical bottleneck that improves the fruit breeding operating efficiency.Shorten seedling tree and yield positive results the required time, need early stage to promote to nourish and grow, make it fast by the virgin phase, the early flowering result, thus shorten breeding cycle.
Shorten the virgin phase of fruit tree crop seedling tree,, promote the development of fruit tree cause to be significant shortening the fruit breeding cycle.The artificial environmental laboratory of New Zealand began one's study and shortens the virgin phase of plant by giving the control environment condition in 1993, if allow the apple seedling grow under 30 ℃ of constant temperatures, can extend 1 joint average every day.Tested winter-spring season in 1999 again at 28 ℃ of constant temperature, under the 16 hour day elongate member, add that Cimectacarb suppresses intercalary growth, just can grow to 100 joints in apple seedling 3-4 month, move into the field after long again 20 joints can urge to spend processing; This technology successfully is applied on the citrus, blooms in after planting 12 months.But such environment control device is difficult for satisfying in the breeding practice, and plant big after move and also be awkward.
Summary of the invention
Technical problem to be solved by this invention is to propose a kind of fruit tree method of virgin phase that shortens, and makes fruit tree fast by the virgin phase, enters adult vegetative growth phase.
For solving the problems of the technologies described above, the inventive method includes following steps:
A. vernalization: will carry out rinsing, draining by the fruit tree hybrid seed of dormancy in the breeding phase, and be tiled in and cultivate on the utensil, the control temperature is 70～100% at 26 ± 1 ℃, relative moisture, vernalization under the condition of unglazed photograph;
B. sowing: will urge the hybrid seed that sprouts to broadcast in the little nutritive cube, the moistening nutrition soil of packing in advance in the little nutritive cube and mixing in 3: 1 by volume by the rural area soil and the fertilizer that becomes thoroughly decomposed, temperature is controlled at 25 ± 2 ℃ of temperature in daytime, night, temperature was 18 ± 2 ℃, relative moisture 80～90%, illumination in 12～16 hours;
C. fall alms bowl: when seedling growth length is 5～10 centimetres, deviate from, transfer in the big nutritive cube, continue to cultivate 10～15 days from little nutritive cube band Tu Tuo;
D. hardening: change temperature and be controlled at 20～25 ℃, relative moisture 50～70%, illumination in 24 hours was cultivated 18～25 days;
E. field planting: Tu Tuo deviates from big nutritive cube with the seedling band, moves and be colonizated in the hybrid primary election garden of executing 2 cubic metres/mu of the fertilizers of becoming thoroughly decomposed outward;
F. pruning: seedling tree is carried out pruning.
Described pruning is cross shaping, and this cross shaping is to plant each 1 of the bigger branch of the East and West direction angle of selecting and remain in 133～210 centimetres on distance ground the 3rd year spring seedling tree, as a result of the branch group; All the other side direction branches are all removed, and slow putting done at the center; Bury concrete column in the ranks underground and follow and establish 2 road steel wires to drawing, the 1st track pitch ground 150cm, the 2nd road is fixed in seedling tree on the steel wire by the strain bondage below the fruit bearing shoot group; All remove the dried upward long shoot in center the 4th year spring and annual later on, and the overlength branch on the fruit bearing shoot group all removes, and stays all the other branches.
Described pruning is the Y-shaped shaping, this Y-shaped shaping is to plant seedling tree to remove whole sprout tillers and very thin branch the 2nd year spring, each 1 of the bigger branch of the East and West direction angle of selecting and remain in 80～110 centimetres on distance ground the 3rd year spring, branch group as a result of, all the other branches are all removed; In the 4th year spring and annual later on, the overlength branch on the fruit bearing shoot group is all removed, and stays all the other branches.
Described pruning is the shaping of T font, this T font shaping is to plant seedling tree to remove whole side direction branches the 2nd year spring, each 1 of the branch that the East and West direction angle of selecting and remain in 86～120 centimetres on distance ground the 3rd year spring is big and the bud amount is more, as a result of branch is organized, and all the other branches are all removed; Wipe out upright prosperous extending shoot summer; Pruned later on producing tree in the 3rd year.
Described pruning is that Dulong is done shaping.
The advantage that the present invention has: can shorten the virgin phase of fruit tree effectively, make fruit tree, enter adult vegetative growth phase, thereby yield positive results fast by the virgin phase; Entire method is simple, processing ease, and practicality is wide, promotes the development of fruit tree cause to be significant.
Embodiment:
A kind of method that shortens the virgin phase of fruit tree is to utilize from temperature-controlling chamber deciduous fruit tree hybrid seed, natural true seed to be germinateed rapidly, after planting emerges rapidly, and the virgin phase of fruit tree seedling tree is shortened in the seedling ramp.
Embodiment 1:
Vernalization: early Febuary, draining was tiled in the enamel tray equably with large quantities of apple hybrid seed clear water rinsing 2 times by dormancy, and shop thickness is no more than 1 centimetre, and seed respectively serves as a contrast 2 layers of wet cotton towel up and down, puts vernalization in the climatic cabinate.Temperature is controlled at 26 ± 1 ℃, relative moisture 90%, unglazed photograph.Hybrid seed was all sprouted in 10 days.Require per 24 hours in the vernalization process with seed, towel taking-up,, restore to the original state afterwards, put back to climatic cabinate rapidly with clear water rinsing 2 times.The synchronism that the fruit tree hybrid seed is sprouted is relatively poor, so, from second day of vernalization, should every day select the seed sowing in time of having sprouted 1～2 time, grow into 0.5 centimetre of suitable sowing at plumule.
Sowing: before the hybrid seed sowing, should in advance greenhouse experiment, seedbed and nutritive cube be ready to.The greenhouse should be used from temperature-controlling chamber, and temperature is controlled at 25 ± 2 ℃ of temperature in daytime, and the temperature control at night is at 18 ± 2 ℃; Relative moisture 80-90%; Illumination in 12 hours.Select φ 6 * 9cm plastics nutritive cube for use, the 2/3 moistening nutrition soil of packing in advance in the alms bowl, nutrition soil is made into for rural area soil mixes with the fertilizer that becomes thoroughly decomposed (3: 1) and sieves.The seedbed will flatten in advance, and the nutritive cube of pre-installing fitly is placed in the seedbed.Broadcast in every nutritive cube into 1 and urged the hybrid seed that sprouts, cover the thick moistening nutrition soil of 1cm on immediately after seed is broadcast, after batch of seeds finishes or 1 seedbed finishes, in the seedbed, irritate sufficient water immediately, make aperture counter the soak into nutrition soil of water by the nutritive cube bottom.
If do not add the ground hot line, can go out full stand in general 3～7 days.Should strictly control greenhouse after hybrid seed is emerged, avoid seedling to catch an illness.Less because of the nutritive cube volume, should not use automatic control and irrigate, see when doing that when nutritive cube table soil in time starting warm and humid reversal of the natural order of things microspray irrigation system is that nutrition pot seedling is irrigated.
Fall alms bowl: according to above-mentioned management, 4 week of sowing back apple seedlings can grow into 5～10 centimetres.At this moment from 6 centimetres of nutritive cubes, be with Tu Tuo to deviate from seedling, transfer in 9 * 9 centimetres of nutritive cubes of φ.
Hardening: hardening began mid-April.Temperature is no more than 25 ℃, and strict control is irrigated, and relative moisture is controlled at below 70%, 100% illumination.
Field planting: hardening is after 3 weeks, to the first tenday period of a month in May the apple seedling can reach 15～20 centimetres high.Seedling is moved outward, directly be colonizated in hybrid primary election garden.Hybrid primary election garden should be put in order ground in advance, and every mu applies 2 cubic metres of the fertilizers of becoming thoroughly decomposed, does 1 meter wide flat furrow, furrow face covering film.Open the cave with card punch during field planting, seedling is with Tu Tuo to deviate from from nutritive cube, directly inserts planting pit, covers reality with soil on every side, irritates permeable after planting immediately.
By the field planting of growing seedlings of above-mentioned technology, follow-uply carry out normal rich water quality management, can grow into 80～100 centimetres.
Pruning: apple: adopt ' ten ' shaping.Adopt this technology, not pinching of living seedling tree then, growth is gone alone in order, the rarer branch of annual seedling tree, after planting the 2nd year spring, pruned on broken top.Each 1 slow putting of branch that the East and West direction angle of selecting and remain in the 133～210cm scope of distance ground the 3rd year spring is bigger, as a result of branch is organized, and all the other side direction branches are all removed, and slow putting done at the center.Buried concrete column in the ranks underground on the 3rd year and followed and establish 2 road steel wires to drawing, the 1st track pitch ground 150cm, the 2nd road is fixed in seedling tree on the steel wire by the strain bondage below the fruit bearing shoot group.All remove the dried upward long shoot in center the 4th year spring and annual later on, and the overlength branch on the fruit bearing shoot group all removes, and all the other branches are slow to be put.
Embodiment 2:
Vernalization: early Febuary, draining was tiled in the enamel tray equably with large quantities of Chinese chestnut hybrid seed clear water rinsing 2 times by dormancy, and shop thickness is no more than 1cm, and seed respectively serves as a contrast 2 layers of wet cotton towel up and down, puts vernalization in the climatic cabinate.Temperature is controlled at 26 ± 1 ℃, relative moisture 80%, unglazed photograph.Hybrid seed begins after general 24 hours to sprout successively, all sprouts in 10 days.Require per 24 hours in the vernalization process with seed, towel taking-up,, restore to the original state afterwards, put back to climatic cabinate rapidly with clear water rinsing 2 times.The synchronism that the fruit tree hybrid seed is sprouted is relatively poor, so, from second day of vernalization, answer select the seed sowing in time of having sprouted 1～2 time every day.Chinese chestnut hybrid seed plumule grows into the suitable sowing of 0.5cm.
Sowing: before the hybrid seed sowing, should in advance greenhouse experiment, seedbed and nutritive cube be ready to.The greenhouse should be used from temperature-controlling chamber, and temperature is controlled at 25 ± 2 ℃ of temperature in daytime, and the temperature control at night is at 18 ± 2 ℃; Relative moisture 80～90%; Illumination in 14 hours.Select φ 6 * 9cm plastics nutritive cube for use, the 2/3 moistening nutrition soil of packing in advance in the alms bowl, nutrition soil is made into for rural area soil mixes with the fertilizer that becomes thoroughly decomposed (3: 1) and sieves.The seedbed will flatten in advance, and the nutritive cube of pre-installing fitly is placed in the seedbed.Broadcast in every nutritive cube into 1 and urged the hybrid seed that sprouts, cover the thick moistening nutrition soil of 1cm on immediately after seed is broadcast, after batch of seeds finishes or 1 seedbed finishes, in the seedbed, irritate sufficient water immediately, make aperture counter the soak into nutrition soil of water by the nutritive cube bottom.
If do not add the ground hot line, can go out full stand in general 3～7 days.Should strictly control greenhouse after hybrid seed is emerged, avoid seedling to catch an illness.Less because of the nutritive cube volume, should not use automatic control and irrigate, see when doing that when nutritive cube table soil in time starting warm and humid reversal of the natural order of things microspray irrigation system is that nutrition pot seedling is irrigated.
Fall alms bowl: according to above-mentioned management, 4 week of sowing back Chinese chestnut seedlings can grow into 5～10cm.At this moment from the 6cm nutritive cube, be with Tu Tuo to deviate from seedling, transfer in φ 9 * 9cm nutritive cube.
Hardening: hardening began mid-April.Temperature is no more than 25 ℃, and strict control is irrigated, and relative moisture is controlled at below 70%, 100% illumination.
Field planting: hardening is after 3 weeks, to the first tenday period of a month in May the Chinese chestnut seedling can reach 15～20cm height.Seedling is moved outward, directly be colonizated in hybrid primary election garden.Hybrid primary election garden should be put in order ground in advance, and every mu applies 2 cubic metres of the fertilizers of becoming thoroughly decomposed, does the wide flat furrow of 1m, furrow face covering film.Open the cave with card punch during field planting, seedling is with Tu Tuo to deviate from from nutritive cube, directly inserts planting pit, covers reality with soil on every side, irritates permeable after planting immediately.
By the field planting of growing seedlings of above-mentioned technology, follow-uply carry out normal rich water quality management, can grow into 80～100cm.
Pruning: Chinese chestnut: adopt ' Y ' shaping.Remove whole sprout tillers and very thin branch after planting the 2nd year spring.Each 1 slow putting of branch that the East and West direction angle of selecting and remain in the 80～110cm scope of distance ground the 3rd year spring is bigger, as a result of branch is organized, and all the other branches are all removed.In the 4th year spring and annual later on, the overlength branch on the fruit bearing shoot group all removes, and all the other branches are slow to be put.
Embodiment 3:
Vernalization: late January～mid-February, draining was tiled in the enamel tray equably with large quantities of peach hybrid seed clear water rinsing 2 times by dormancy, and shop thickness is no more than 1 centimetre, and seed respectively serves as a contrast 2 layers of wet cotton towel up and down, puts vernalization in the climatic cabinate.Temperature is controlled at 20～30 ℃, relative moisture 80%～95%, unglazed photograph.Hybrid seed begins after general 24 hours to sprout successively, all sprouts in 10 days.Require per 24 hours in the vernalization process with seed, towel taking-up,, restore to the original state afterwards, put back to climatic cabinate rapidly with clear water rinsing 2 times.The synchronism that the fruit tree hybrid seed is sprouted is relatively poor, so, from second day of vernalization, answer select the seed sowing in time of having sprouted 1～2 time every day.The hybrid seed plumule grows into 0.1～1.0 centimetre of suitable sowing.
Sowing: before the hybrid seed sowing, should in advance greenhouse experiment, seedbed and nutritive cube be ready to.The greenhouse should be used from temperature-controlling chamber, and temperature is controlled at 22～28 ℃ of temperature in daytime, and the temperature control at night is at 15～25 ℃; Relative moisture 80%～90%; Illumination in 15 hours.Select 6 * 9 centimetres of plastics nutritive cubes of diameter for use, the 2/3 moistening nutrition soil of packing in advance in the alms bowl, nutrition soil is made into for rural area soil mixes with the fertilizer that becomes thoroughly decomposed (3: 1) and sieves.The seedbed will flatten in advance, and the nutritive cube of pre-installing fitly is placed in the seedbed.Broadcast in every nutritive cube into 1 and urged the hybrid seed that sprouts, cover the moistening nutrition soil of 1 cm thick after seed is broadcast on immediately, after batch of seeds finishes or 1 seedbed finishes, in the seedbed, irritate sufficient water immediately, make aperture counter the soak into nutrition soil of water by the nutritive cube bottom.
If do not add the ground hot line, can go out full stand in general 3～7 days.Should strictly control greenhouse after hybrid seed is emerged, avoid seedling to catch an illness.Less because of the nutritive cube volume, should not use automatic control and irrigate, see when doing that when nutritive cube table soil in time starting warm and humid reversal of the natural order of things microspray irrigation system is that nutrition pot seedling is irrigated.
Fall alms bowl: according to above-mentioned management, 4 week of sowing back peach seedlings can grow into 10～15 centimetres.At this moment from 6 centimetres of nutritive cubes, be with Tu Tuo to deviate from seedling, transfer in 9 * 9 centimetres of nutritive cubes of diameter.
Hardening: hardening began mid-April.Temperature is no more than 25 ℃, and strict control is irrigated, and relative moisture is controlled at below 70%, 100% illumination.
Field planting: hardening is after 2～5 weeks, to the first tenday period of a month in May the peach seedling can grow into 30～40 centimetres high.Seedling is moved outward, directly be colonizated in hybrid primary election garden.Hybrid primary election garden should be put in order ground in advance, and every mu applies 2 cubic metres of the fertilizers of becoming thoroughly decomposed, does 1 meter wide flat furrow, furrow face covering film.Open the cave with card punch during field planting, seedling is with Tu Tuo to deviate from from nutritive cube, directly inserts planting pit, covers reality with soil on every side, irritates permeable after planting immediately.
By the field planting of growing seedlings of above-mentioned technology, follow-uply carry out normal rich water quality management, the peach seedling tree can grow into 100～150 centimetres then.
Pruning: peach: adopt ' T ' shaping.Remove whole side direction branches after planting the 2nd year spring.The East and West direction angle of selecting and remain in the 86-120 cm range of distance ground the 3rd year spring is bigger, each 1 slow putting of branch that the bud amount is more, and as a result of branch is organized, and all the other branches are all removed.Summer cuts and removes upright prosperous extending shoot.Pruned later on producing tree in the 3rd year.
Embodiment 4:
Vernalization: late January～mid-February, draining was tiled in the enamel tray equably with large quantities of grape hybrid seed clear water rinsing 2 times by dormancy, and shop thickness is no more than 1 centimetre, and seed respectively serves as a contrast 2 layers of wet cotton towel up and down, puts vernalization in the climatic cabinate.Temperature is controlled at 20～30 ℃, relative moisture 80%～95%, unglazed photograph.Hybrid seed begins after general 24 hours to sprout successively, and grape needed for 2 weeks all sprouted approximately.Require per 24 hours in the vernalization process with seed, towel taking-up,, restore to the original state afterwards, put back to climatic cabinate rapidly with clear water rinsing 2 times.The synchronism that the fruit tree hybrid seed is sprouted is relatively poor, so, from second day of vernalization, answer select the seed sowing in time of having sprouted 1～2 time every day.Grape hybrid seed radicel length is the optimum seedtime at 0.1～0.5 centimetre.
Sowing: before the hybrid seed sowing, should in advance greenhouse experiment, seedbed and nutritive cube be ready to.The greenhouse should be used from temperature-controlling chamber, and temperature is controlled at 22～28 ℃ of temperature in daytime, and the temperature control at night is at 15～25 ℃; Relative moisture 80%-90%; Illumination in 16 hours.Select 6 * 9 centimetres of plastics nutritive cubes of diameter for use, the 2/3 moistening nutrition soil of packing in advance in the alms bowl, nutrition soil is made into for rural area soil mixes with the fertilizer that becomes thoroughly decomposed (3: 1) and sieves.The seedbed will flatten in advance, and the nutritive cube of pre-installing fitly is placed in the seedbed.Broadcast in every nutritive cube into 1 and urged the hybrid seed that sprouts, cover the moistening nutrition soil of 1 cm thick after seed is broadcast on immediately, after batch of seeds finishes or 1 seedbed finishes, in the seedbed, irritate sufficient water immediately, make aperture counter the soak into nutrition soil of water by the nutritive cube bottom.
If do not add the ground hot line, can go out full stand in general 3～7 days.Should strictly control greenhouse after hybrid seed is emerged, avoid seedling to catch an illness.Less because of the nutritive cube volume, should not use automatic control and irrigate, see when doing that when nutritive cube table soil in time starting warm and humid reversal of the natural order of things microspray irrigation system is that nutrition pot seedling is irrigated.
Fall alms bowl: according to above-mentioned management, 4 week of sowing back grape seedlings can grow into 5～10 centimetres.At this moment from 6 centimetres of nutritive cubes, be with Tu Tuo to deviate from seedling, transfer in 9 * 9 centimetres of nutritive cubes of diameter.
Hardening: hardening began mid-April.Temperature is no more than 25 ℃, and strict control is irrigated, and relative moisture is controlled at below 70%, illumination in 24 hours.
Field planting: hardening is after 2～5 weeks, to the first tenday period of a month in May seedling can reach 15～20 centimetres high.Seedling is moved outward, directly be colonizated in hybrid primary election garden.Hybrid primary election garden should be put in order ground in advance, and every mu applies 2 cubic metres of the fertilizers of becoming thoroughly decomposed, does 1 meter wide flat furrow, furrow face covering film.Open the cave with card punch during field planting, seedling is with Tu Tuo to deviate from from nutritive cube, directly inserts planting pit, covers reality with soil on every side, irritates permeable after planting immediately.
By the field planting of growing seedlings of above-mentioned technology, follow-uply carry out normal rich water quality management, can grow into 80～100 centimetres.
Pruning: grape: adopt Dulong to do shaping.
Claims (5)
1. one kind is shortened the fruit tree method of virgin phase, includes following steps:
A. vernalization: will carry out rinsing, draining by the fruit tree hybrid seed of dormancy in the breeding phase, and be tiled in and cultivate on the utensil, the control temperature is 70～100% at 26 ± 1 ℃, relative moisture, vernalization under the condition of unglazed photograph;
B. sowing: will urge the hybrid seed that sprouts to broadcast in the little nutritive cube, the moistening nutrition soil of packing in advance in the little nutritive cube and mixing in 3: 1 by volume by the rural area soil and the fertilizer that becomes thoroughly decomposed, temperature is controlled at 25 ± 2 ℃ of temperature in daytime, night, temperature was 18 ± 2 ℃, relative moisture 80～90%, illumination in 12～16 hours;
C. fall alms bowl: when seedling growth length is 5～10 centimetres, deviate from, transfer in the big nutritive cube, continue to cultivate 10～15 days from little nutritive cube band Tu Tuo;
D. hardening: change temperature and be controlled at 20～25 ℃, relative moisture 50～70%, illumination in 24 hours was cultivated 18～25 days;
E. field planting: Tu Tuo deviates from big nutritive cube with the seedling band, moves and be colonizated in the hybrid primary election garden of executing 2 cubic metres/mu of the fertilizers of becoming thoroughly decomposed outward;
F. pruning: seedling tree is carried out pruning.
2. the method for virgin phase of shortening fruit tree according to claim 1, it is characterized in that: described pruning is cross shaping, this cross shaping is to plant each 1 of the bigger branch of the East and West direction angle of selecting and remain in 133～210 centimetres on distance ground the 3rd year spring seedling tree, as a result of the branch group; All the other side direction branches are all removed, and slow putting done at the center; Bury column in the ranks underground and follow and establish 2 road steel wires to drawing, the 1st track pitch ground 150cm, the 2nd road is fixed in seedling tree on the steel wire by the strain bondage below the fruit bearing shoot group; All remove the dried upward long shoot in center the 4th year spring and annual later on, and the overlength branch on the fruit bearing shoot group all removes, and stays all the other branches.
3. the method for virgin phase of shortening fruit tree according to claim 1, it is characterized in that: described pruning is the Y-shaped shaping, this Y-shaped shaping is to plant seedling tree to remove whole sprout tillers and very thin branch the 2nd year spring, each 1 of the bigger branch of the East and West direction angle of selecting and remain in 80～110 centimetres on distance ground the 3rd year spring, as a result of branch is organized, and all the other branches are all removed; In the 4th year spring and annual later on, the overlength branch on the fruit bearing shoot group is all removed, and stays all the other branches.
4. the method for virgin phase of shortening fruit tree according to claim 1, it is characterized in that: described pruning is the shaping of T font, this T font shaping is to plant seedling tree to remove whole side direction branches the 2nd year spring, each 1 of the branch that the East and West direction angle of selecting and remain in 86～120 centimetres on distance ground the 3rd year spring is big and the bud amount is more, as a result of branch is organized, and all the other branches are all removed; Wipe out upright prosperous extending shoot summer; Pruned later on producing tree in the 3rd year.
5. the method for virgin phase of shortening fruit tree according to claim 1 is characterized in that: described pruning is that Dulong is done shaping.
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| CN103314840A (en) * | 2013-05-29 | 2013-09-25 | 山东农业大学 | 'Three-selection, two-advancing and one-promotion' apple breeding method |
| CN104472297A (en) * | 2014-11-24 | 2015-04-01 | 西北农林科技大学 | Y-shaped weeping willow-shaped apple tree and pruning method thereof |
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| CN106069671B (en) * | 2016-06-22 | 2019-04-02 | 青岛农业大学 | Two sections of matrix cultivating methods of fruit tree hybrid seedling suitable for greenhouse second crop soil |
| CN106069671A (en) * | 2016-06-22 | 2016-11-09 | 青岛农业大学 | Be suitable to two sections of substrate cultivating methods of fruit tree hybrid Seedling of greenhouse second crop soil |
| CN106342642A (en) * | 2016-08-30 | 2017-01-25 | 四川聚峰谷农业科技开发有限公司 | Method for quickly cultivating Jacaranda mimosifolia seedlings |
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| CN106818386A (en) * | 2017-03-13 | 2017-06-13 | 河北省农林科学院昌黎果树研究所 | A kind of Chinese chestnut hybrid seedling breeding method |
| CN107258435A (en) * | 2017-06-27 | 2017-10-20 | 江西省农业科学院园艺研究所 | It is a kind of to promote citrus to do sth. in advance the method yielded positive results |
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| CN107980617A (en) * | 2018-01-17 | 2018-05-04 | 广西壮族自治区农业科学院园艺研究所 | A kind of method for shortening juvenile phase Rapid identification dragon fruit filial generation |
| CN112790062A (en) * | 2021-02-26 | 2021-05-14 | 中国热带农业科学院海口实验站 | Multi-stage pruning method for passion fruit seedlings |
| CN112790062B (en) * | 2021-02-26 | 2022-03-29 | 中国热带农业科学院海口实验站 | Multi-stage pruning method for passion fruit seedlings |
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