CN101779584B - Method for preserving flower and fruit of river citrus aurantium - Google Patents
Method for preserving flower and fruit of river citrus aurantium Download PDFInfo
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- 235000013399 edible fruits Nutrition 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 21
- 244000183685 Citrus aurantium Species 0.000 title claims abstract description 10
- 235000007716 Citrus aurantium Nutrition 0.000 title claims abstract description 9
- 235000000228 Citrus myrtifolia Nutrition 0.000 title claims abstract description 9
- 235000016646 Citrus taiwanica Nutrition 0.000 title claims abstract description 9
- 230000012010 growth Effects 0.000 claims abstract description 47
- 230000004069 differentiation Effects 0.000 claims abstract description 21
- UHZZMRAGKVHANO-UHFFFAOYSA-M chlormequat chloride Chemical compound [Cl-].C[N+](C)(C)CCCl UHZZMRAGKVHANO-UHFFFAOYSA-M 0.000 claims abstract description 14
- 239000003630 growth substance Substances 0.000 claims abstract description 14
- 238000013138 pruning Methods 0.000 claims abstract description 13
- 239000007921 spray Substances 0.000 claims description 42
- 239000003337 fertilizer Substances 0.000 claims description 21
- 239000005974 Chlormequat Substances 0.000 claims description 13
- JUZXDNPBRPUIOR-UHFFFAOYSA-N chlormequat Chemical compound C[N+](C)(C)CCCl JUZXDNPBRPUIOR-UHFFFAOYSA-N 0.000 claims description 13
- 230000032683 aging Effects 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 239000000618 nitrogen fertilizer Substances 0.000 claims description 8
- -1 compound sodium nitrophenolates Chemical class 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- RMOGWMIKYWRTKW-UONOGXRCSA-N (S,S)-paclobutrazol Chemical compound C([C@@H]([C@@H](O)C(C)(C)C)N1N=CN=C1)C1=CC=C(Cl)C=C1 RMOGWMIKYWRTKW-UONOGXRCSA-N 0.000 claims description 6
- 229930191978 Gibberellin Natural products 0.000 claims description 6
- 239000005985 Paclobutrazol Substances 0.000 claims description 6
- IXORZMNAPKEEDV-UHFFFAOYSA-N gibberellic acid GA3 Natural products OC(=O)C1C2(C3)CC(=C)C3(O)CCC2C2(C=CC3O)C1C3(C)C(=O)O2 IXORZMNAPKEEDV-UHFFFAOYSA-N 0.000 claims description 6
- 239000003448 gibberellin Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 239000002686 phosphate fertilizer Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 2
- 238000005507 spraying Methods 0.000 abstract description 11
- 235000016709 nutrition Nutrition 0.000 abstract description 4
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- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000011282 treatment Methods 0.000 abstract 2
- OVSKIKFHRZPJSS-UHFFFAOYSA-N 2,4-D Chemical compound OC(=O)COC1=CC=C(Cl)C=C1Cl OVSKIKFHRZPJSS-UHFFFAOYSA-N 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
- 241000207199 Citrus Species 0.000 description 6
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- 240000002319 Citrus sinensis Species 0.000 description 4
- 235000005976 Citrus sinensis Nutrition 0.000 description 4
- 235000015097 nutrients Nutrition 0.000 description 4
- 239000005631 2,4-Dichlorophenoxyacetic acid Substances 0.000 description 3
- HXKWSTRRCHTUEC-UHFFFAOYSA-N 2,4-Dichlorophenoxyaceticacid Chemical compound OC(=O)C(Cl)OC1=CC=C(Cl)C=C1 HXKWSTRRCHTUEC-UHFFFAOYSA-N 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 230000003698 anagen phase Effects 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 229910000402 monopotassium phosphate Inorganic materials 0.000 description 2
- 235000019796 monopotassium phosphate Nutrition 0.000 description 2
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 description 2
- 230000029553 photosynthesis Effects 0.000 description 2
- 238000010672 photosynthesis Methods 0.000 description 2
- 230000000243 photosynthetic effect Effects 0.000 description 2
- WSOUAAUSIHHTMX-UHFFFAOYSA-N 2-nitrophenol;potassium Chemical compound [K].OC1=CC=CC=C1[N+]([O-])=O WSOUAAUSIHHTMX-UHFFFAOYSA-N 0.000 description 1
- 241000675108 Citrus tangerina Species 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 206010028916 Neologism Diseases 0.000 description 1
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- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000009746 freeze damage Effects 0.000 description 1
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- 239000005556 hormone Substances 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
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- 230000001737 promoting effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
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- 235000014347 soups Nutrition 0.000 description 1
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- Agricultural Chemicals And Associated Chemicals (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a method for preserving flower and fruit of river citrus aurantium, which comprises the following steps: pruning, fertilizing, regulating leaf-fruit ratio and spraying growth regulator. The method is characterized by comprising the following process: the preservation method also comprises flower-bud differentiation promotion treatment which comprises the following steps: A. Cerclaging the vigorous branch groups with wires before September; B. Cutting, exposing and drying the roots after the complete maturity of the autumn growth in the autumn and the winter; C. after the complete maturity of the autumn growth in November, spraying the leaves with 2, 4 - dichlorphenoxyacetic acid solution of 100 ppm, or 2-CCC (chlorocholine chloride) solution of 1000 to 2000 ppm. The invention adopts a series of flower-bud differentiation promotion treatments on the basis of the existing techniques. The invention regulates the nutrition provision and improves the flower-bud quality. As a result, not only the shattering of flowers and fruits is greatly reduced, but also the fruition rate is increased by 32 percent. The method successfully avoids the excessive growth of the branch and reduces the cost. Meanwhile, the invention also provides a simple and easy way of operation, which is accessible to ordinary farmers.
Description
Technical field
The present invention relates to the flower and fruit protecting method of a plant species, relate in particular to the flower and fruit protecting method of a kind of river Fructus Aurantii.
Background technology
The former plant of river Fructus Aurantii belongs to the rutaceae bitter orange, with citrus, sweet orange etc. be both citrus.Have more serious fruit drop phenomenon in the growth of river Fructus Aurantii, all be that some conventional arts of using on the citrus prevent all the time.The major technique of preserving flower and fruit of river citrus aurantium employing at present comprises pruning, fertilising, coordinates leaf-fruit ratio and sprays plant growth regulator and nutriment.Be trimmed to after the beginning of spring and prune before the rudiment comprehensively, wipe out the weak branch of sick branch, no leaf, the moon covers branch, and the summer bud of in time erasing repeatedly, concentrate late July to mid-August and put autumn growth and pinching, to guarantee the bearing basal shoot of some; Fertilising at bud stage, thank to the florescence and young fruit period is respectively executed disposable fertilizer; Fertilising combines azophoska into farmyard manure; Simultaneously, adhere to spraying in per 7 to 10 days 0.2% to 0.3% potassium dihydrogen phosphate and 0.4% urea mixed solution, connect and spray 2 to 3 times in florescence, shoot growth phase; Purpose is for sufficient fertilizer in time is provided, to satisfy the growth needs of branch, bud; The coordination leaf-fruit ratio after buddingging, is pruned no leaf inflorescence branch for dredging the flower bud flower thinning off, thanks and spends the back to dredge except that no leaf fruitlet, malformed fruit, sick wormed fruit, keeps each leaf-fruit ratio that really has 10 to 20 relation; Spraying hormone is to spray 100 to 200ppm nitrophenol potassium compound formulations and 0.03% to 0.05% compound rare earth before and after the florescence, and purpose is in order to promote growth; When spray liquid grows to 1～2cm for sprouting at the spring bud, spray one time soup. purpose is in order to prevent and treat multiple disease.This method is used the general nursing technology of oranges and tangerines, biases toward the supply of nutrition and replenishes, and rarely relates to developing skill of the bud quality, therefore; Can not fundamentally solve the fruit drop problem of river Fructus Aurantii, citrus and sweet orange general picking time is November in addition, and the fruit growth cycle is long, and the tree branch of recuperating consumes big; And river Fructus Aurantii picking time is July, and the fruit growth cycle is shorter, and the tree branch of recuperating consumes lessly, so the nutrient requirement rate of river Fructus Aurantii tree body and load capacity and citrus, sweet orange are different; In addition, the purposes of river Fructus Aurantii mainly is medicinal, also is different from citrus and sweet orange; And said method is not considered both many difference, therefore, not exclusively is applicable to the river Fructus Aurantii.
Summary of the invention
The present invention will provide a kind of method for preserving flower and fruit of river citrus aurantium exactly, and this inventive method can improve its bud quality, prevents fruit drop.
The objective of the invention is to reach like this, a kind of method for preserving flower and fruit of river citrus aurantium comprises pruning, fertilising, regulates leaf-fruit ratio and sprays growth regulator, it is characterized in that: promote flower bud differentiation to handle in addition.
Above-mentioned promotion flower bud differentiation is treated to: A, before September, the prosperous branch group of growing is encircled bundle with iron wire; B, combine in the abundant aging back of autumn growth autumn and winter that fertilising is completely cured, crab rooting, solarization root; C, in the abundant aging back of autumn growth in November with the 2-chloroethyl trimethyl ammonium chloride sprinkling blade face of 2,4 dichlorophenoxyacetic acid or the 1000～2000ppm of 100ppm.
Above-mentioned promotion flower bud differentiation is handled can improve the bud quality, effectively prevents fruit drop.Combine in the abundant aging back of autumn growth autumn and winter that fertilising is completely cured, crab rooting, solarization root, purpose is in order to control the supply of moisture content, to improve resin concentration, helping flower bud differentiation; Before September, the branch group of growing prosperous is encircled bundle with iron wire, can stop photosynthetic product to transport downwards, promote flower bud differentiation; Above-mentioned 2,4 dichlorophenoxyacetic acid has the cell division of promotion and the differentiation of growth and neologism and the effect of formation, helps promoting flower bud differentiation, and above-mentioned 2-chloroethyl trimethyl ammonium chloride has the inhibition shoot growth, promotes the effect of flower bud differentiation.Saidly be completely cured, crab rooting and solarization root make finger when the fertilising ditching, the disconnected part of hoe is shown root, the fertilising back is earthing not earlier, let root be exposed in the air airing to leaf look little move back green.
In order to relax tree vigo(u)r, it is prosperous to avoid nourishing and growing, and influencing reproductive growth is flower bud differentiation, and above-mentioned be trimmed to when pruning spring carried out appropriateness to water sprout, soaring branch and dredged and delete or draw a branch processing.
For fear of the loss of nutrient, above-mentioned pruning comprises also that summer shoot is erased, autumn growth pinching and spray chlormequat and handle.
Take out life in order to control young sprout, reduce and set the branch consumption of recuperating, said summer shoot is erased to when summer shoot is grown 2～3cm, in time erasing repeatedly.
Reduce the consumption living and that set the branch of recuperating of taking out of the secondary tip simultaneously in order to cultivate neat, healthy and strong autumn growth, said autumn growth pinching is to put autumn growth 7～August, pinching when autumn growth length 15～20cm.
Because not enriching, tip growth in late fall do not subject to freeze injury; Also can consume simultaneously and set the branch of recuperating; Therefore, in order to suppress tip growth in late fall, said sprinkling chlormequat is when late fall in 9～October, the tip was grown 1～2cm; Whenever spraying 1 concentration at a distance from 1 week is the paclobutrazol of 100mg/kg～150mg/kg or the 2-chloroethyl trimethyl ammonium chloride of 1000-2000ppm, sprays continuously 2～3 times.
For the differentiation that promotes bud and the sprouting of young sprout; Avoid simultaneously excessive growth again; Above-mentioned fertilising has been cancelled prior art in florescence and per link that sprayed 0.2% to 0.3% potassium dihydrogen phosphate and 0.4% urea mixed solution in 7 to 10 days of shoot growth phase, only at bud stage, thank to each fertilising of florescence and young fruit period once.
Sprout for the differentiation and the young sprout that promote bud, the fertilizer of above-mentioned bud stage fertilising is instant nitrogenousfertilizer.
For the nutrition of supplemental tree body, promote fruit growth, above-mentioned fertilizer of thanking to the florescence fertilising is quick-acting composite fertilizers.
In order to promote autumn growth to sprout, the fertilizer of above-mentioned young fruit period fertilising is instant nitrogenousfertilizer and quick-acting phosphate fertilizer.
The needed nutrient of fruit development derives from the product of leaf photosynthesis; In order to guarantee that each fruit all has the blade of some to produce photosynthetic product and guarantees that it grows normally; Minimizing is because of the not enough shedding that causes of nutrient supply; Above-mentioned adjusting leaf-fruit ratio spends the back to dredge except that hypogenetic no leaf fruitlet, malformed fruit, sick wormed fruit for pruning no leaf inflorescence branch after buddingging off, thanking, and keeps each that 5～15 normal function leaves are really arranged.
In order to improve old leaf photosynthesis ability, increase nutrient, reduce fruit drop, above-mentioned sprinkling growth regulator is the compound sodium nitrophenolate that before and after blossom fall, sprays 500ppm～800ppm gibberellin or 5000～6000 times of liquid 4%.
Specifically, a kind of method for preserving flower and fruit of river citrus aurantium comprises pruning, fertilising, regulates leaf-fruit ratio, sprays growth regulator, and it is characterized in that: said flower and fruit protecting method promotes flower bud differentiation to handle in addition;
Prune: in spring water sprout, soaring branch are carried out appropriateness and dredge and delete or draw branch to handle and summer shoot is erased, autumn growth pinching and spray the chlormequat processing; When erasing to summer shoot length 2～3cm, said summer shoot in time erases repeatedly; Said autumn growth pinching is to put autumn growth 7～August; Pinching when autumn growth length 15～20cm; Said sprinkling chlormequat is for when late fall in 9～October, the tip grew 1～2cm, and the 2-chloroethyl trimethyl ammonium chloride that is 100mg/kg～150mg/kg paclobutrazol or 1000～2000ppm at a distance from 1 concentration of 1 week sprinkling whenever sprays 2～3 times continuously;
Fertilising: fertilizer application frequency is three times, is before young sprout eruption in February for the first time, and the fertilizer of said fertilising is instant nitrogenousfertilizer; Be in 5～June for the second time; The fertilizer of said fertilising is quick-acting composite fertilizers, is in 7～September for the third time, and the fertilizer of said fertilising is instant nitrogenousfertilizer and quick-acting phosphate fertilizer;
Regulate leaf-fruit ratio: prune no leaf inflorescence branch after buddingging off, thank and spend the back to dredge, keep each fruit that 5～15 normal function leaves are arranged except that hypogenetic no leaf fruitlet, malformed fruit and sick wormed fruit;
Spray growth regulator: before and after blossom fall, spray 500ppm～800ppm gibberellin or 5000～6000 times of liquid 4% compound sodium nitrophenolates;
Promote flower bud differentiation: A, before September, the branch group of growing prosperous encircled bundle with iron wire; B, combine in the abundant aging back of autumn growth autumn and winter that fertilising is completely cured, crab rooting, solarization root; C, in the abundant aging back of autumn growth in November with 2 of 100ppm; The 2-chloroethyl trimethyl ammonium chloride of 4-dichlorphenoxyacetic acid or 1000～2000ppm sprays the blade face; Saidly be completely cured, crab rooting and solarization root be meant when the fertilising ditching; The disconnected part of hoe is shown root, and the fertilising back is earthing not earlier, let root be exposed in the air airing to leaf look little move back green.
The present invention has following beneficial effect, and the present invention adopts a series of promotion flower bud differentiation technology on the prior art basis, and the characteristic according to the river Fructus Aurantii has reduced fertilizer application frequency simultaneously, has regulated nutrition supply; Not only improved the bud quality, reduced fruit drop significantly, made its fruit-setting rate improve 32% more than; And avoided the excessive growth of branch, reduced cost, simultaneously; The inventive method is easy, easy operating, and general peasant household can both grasp.
Table 1 the present invention and the prior art river Fructus Aurantii fruit-setting rate investigation table of comparisons
| Sequence number | Prior art river Fructus Aurantii fruit-setting rate % | River Fructus Aurantii fruit-setting rate % of the present invention |
| 1 | 4.70 | 9.01 |
| 2 | 6.94 | 5.60 |
| 3 | 3.59 | 4.10 |
| 4 | 5.34 | 7.34 |
| 5 | 3.89 | 6.23 |
| Fruit-setting rate mean value | 4.89 | 6.46 |
Can find out that from table 1 river of the present invention Fructus Aurantii fruit-setting rate is the Fructus Aurantii fruit-setting rate apparently higher than the prior art river.
Embodiment
Embodiment 1, and a kind of preserving flower and fruit of river citrus aurantium technology comprises prunings, fertilising, regulates leaf-fruit ratio, sprays growth regulator and promotes the flower bud differentiation technology, and this promotion flower bud differentiation technology comprises, A, before September, encircles bundle to growing prosperous to organize with iron wire; B, combine in the abundant aging back of autumn growth autumn and winter that fertilising is completely cured, crab rooting, solarization root; C, the 2,4 dichlorophenoxyacetic acid in the abundant aging back of autumn growth in November with 100ppm spray the blade face;
Be completely cured, crab rooting and solarization root be when the fertilising ditching, the disconnected part of hoe is shown root, the fertilising back is earthing not earlier, let root be exposed in the air airing to leaf look little move back green;
Be trimmed to when pruning spring and water sprout, soaring branch to be carried out appropriateness dredge and delete or draw branch to handle and summer shoot is erased, autumn growth pinching and sprinkling chlormequat.Summer shoot is erased to when summer shoot is grown 2～3cm, in time erasing repeatedly.Autumn growth pinching is 7 to put autumn growth to August, and pinching when the long 15～20cm of autumn growth is sprayed chlormequat and is when the long 1～2cm of the tip in late fall in October, and every paclobutrazol that is 125mg/kg at a distance from 1 concentration of 1 week sprinkling sprays 2～3 times continuously;
Fertilising at bud stage, thank to the florescence and young fruit period is respectively executed disposable fertilizer.The fertilizer that bud stage is used is instant nitrogenousfertilizer; Thanking to the fertilizer that the florescence uses is quick-acting composite fertilizers; The fertilizer that young fruit period is used is instant nitrogenousfertilizer and quick-acting phosphate fertilizer;
Regulate leaf-fruit ratio and spend the back to dredge, keep each that 5～15 normal function leaves are really arranged except that hypogenetic no leaf fruitlet, malformed fruit, sick wormed fruit for pruning no leaf inflorescence branch after buddingging off, thanking;
Spraying growth regulator is before and after blossom fall, to spray 650ppm gibberellin.
Embodiment 2, spray chlormequat and are when the long 1～2cm of the tip in late fall in October, and every paclobutrazol that is 100mg/kg at a distance from 1 concentration of 1 week sprinkling sprays 3 times continuously; Spraying growth regulator is before and after blossom fall, to spray 500ppm gibberellin, and all the other are with embodiment 1.
Embodiment 3, spray chlormequat and are when the long 1～2cm of the tip in late fall in October, and every paclobutrazol that is 150mg/kg at a distance from 1 concentration of 1 week sprinkling sprays 3 times continuously; Spraying growth regulator is before and after blossom fall, to spray 800ppm gibberellin, and all the other are with embodiment 1.
Embodiment 4, and the 2-chloroethyl trimethyl ammonium chloride in the abundant aging back of autumn growth in November with 1500ppm sprays the blade face; Spray chlormequat and be when the long 1～2cm of the tip in late fall in October, every 2-chloroethyl trimethyl ammonium chloride that is 1500ppm at a distance from 1 concentration of 1 week sprinkling sprays 3 times continuously; Spraying growth regulator is before and after blossom fall, to spray 5500 times of liquid 4% compound sodium nitrophenolates, and all the other are with embodiment 1.
Embodiment 5, and the 2-chloroethyl trimethyl ammonium chloride in the abundant aging back of autumn growth in November with 1000ppm sprays the blade face; Spray chlormequat and be when the long 1～2cm of the tip in late fall in October, every 2-chloroethyl trimethyl ammonium chloride that is 2000ppm at a distance from 1 concentration of 1 week sprinkling sprays 3 times continuously; Spraying growth regulator is before and after blossom fall, to spray 5000 times of liquid 4% compound sodium nitrophenolates, and all the other are with embodiment 1.
Embodiment 6, and the 2-chloroethyl trimethyl ammonium chloride in the abundant aging back of autumn growth in November with 2000ppm sprays the blade face; Spray chlormequat and be when the long 1～2cm of the tip in late fall in October, every 2-chloroethyl trimethyl ammonium chloride that is 1000ppm at a distance from 1 concentration of 1 week sprinkling sprays 3 times continuously; Spraying growth regulator is before and after blossom fall, to spray 6000 times of liquid 4% compound sodium nitrophenolates, and all the other are with embodiment 1.
Claims (1)
1. method for preserving flower and fruit of river citrus aurantium; Comprise pruning, fertilising, regulate leaf-fruit ratio and spray growth regulator; It is characterized in that: said flower and fruit protecting method promotes flower bud differentiation to handle in addition, and said promotion flower bud differentiation is treated to A, before September, the branch group of growing prosperous is encircled bundle with iron wire; B, combine in the abundant aging back of autumn growth autumn and winter that fertilising is completely cured, crab rooting, solarization root; C, in the abundant aging back of autumn growth in November with 2 of 100ppm; The 2-chloroethyl trimethyl ammonium chloride of 4-dichlorphenoxyacetic acid or 1000～2000ppm sprays the blade face; Said be trimmed to water sprout, soaring branch to be dredged in spring delete and draw a branch processing; Said pruning also has that summer shoot is erased, autumn growth pinching and spray chlormequat, in time erases repeatedly when said summer shoot is erased to the long 2～3cm of summer shoot; Said autumn growth pinching is to put autumn growth 7～August, pinching when autumn growth length 15～20cm, and said sprinkling chlormequat is for when late fall in 9～October, the tip grew 1～2cm; Whenever the 2-chloroethyl trimethyl ammonium chloride that is 100mg/kg～150mg/kg paclobutrazol or 1000～2000ppm at a distance from 1 concentration of 1 week sprinkling sprays 2～3 times continuously, and the number of times of said fertilising is three times; Be before young sprout eruption in February for the first time, the fertilizer of said fertilising is instant nitrogenousfertilizer, is in 5～June for the second time; The fertilizer of said fertilising is quick-acting composite fertilizers, is in 7～September for the third time, and the fertilizer of said fertilising is instant nitrogenousfertilizer and quick-acting phosphate fertilizer; Said adjusting leaf-fruit ratio is for pruning no leaf inflorescence branch off after buddingging; Thank and spend the back to dredge except that hypogenetic no leaf fruitlet, malformed fruit and sick wormed fruit, keep each that 5～15 normal function leaves are really arranged, said sprinkling growth regulator is before and after blossom fall, to spray 500ppm～800ppm gibberellin or 5000～6000 times of liquid 4% compound sodium nitrophenolates; Being completely cured during said promotion flower bud differentiation is handled, crab rooting and solarization root are for when the fertilising ditching; The disconnected part of hoe is shown root, and the fertilising back is earthing not earlier, let root be exposed in the air airing to leaf look little move back green.
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| CN102257905B (en) * | 2011-06-03 | 2012-07-04 | 汕头市微补植物营养科技有限公司 | Fertilizing method for treating nutritional deficiency etiolation of tangerines |
| CN103181287B (en) * | 2013-03-27 | 2015-05-20 | 中国农业科学院郑州果树研究所 | Technology for cultivating florescent large seedlings of peach protected cultivation |
| CN104429773A (en) * | 2014-11-26 | 2015-03-25 | 曾少兰 | Cultivation method for increasing yield of Gaza sugar oranges |
| CN105010069A (en) * | 2015-07-07 | 2015-11-04 | 融安县植保植检站 | Kumquat physiological fruit drop prevention method |
| CN105557441B (en) * | 2016-02-03 | 2018-09-21 | 广西壮族自治区农业科学院园艺研究所 | A kind of pruning method of control citrus bearing tree summer shoot |
| CN106665238A (en) * | 2016-11-22 | 2017-05-17 | 福建仙游耘耔农业开发有限公司 | Citrus grandis planting method |
| CN107535275B (en) * | 2017-10-20 | 2020-06-23 | 东莞市农业科学研究中心 | Method for culturing autumn shoots of citrus |
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