CN114368991B - Fertilizer and method for regulating and controlling flowering phase of jackfruit - Google Patents
Fertilizer and method for regulating and controlling flowering phase of jackfruit Download PDFInfo
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- CN114368991B CN114368991B CN202210050735.XA CN202210050735A CN114368991B CN 114368991 B CN114368991 B CN 114368991B CN 202210050735 A CN202210050735 A CN 202210050735A CN 114368991 B CN114368991 B CN 114368991B
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- fertilizer
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G1/00—Mixtures of fertilisers belonging individually to different subclasses of C05
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
- C05G5/23—Solutions
Abstract
The invention provides a fertilizer and a method for regulating and controlling the flowering phase of jackfruit, which comprises a tree-cultivating fertilizer, a rhizosphere spraying liquid and a leaf back spraying liquid; the tree-cultivating fertilizer comprises an organic fertilizer and a calcium magnesium phosphate fertilizer in a mass ratio of 30.95-1.05; the organic fertilizer comprises 450-500 g/kg of organic matters –1 ，N(15.3～16.0)g·kg –1 ，P 2 O 5 (47.0～47.5)g·kg –1 ，K 2 O(12.6～13.2)g·kg –1 (ii) a The rhizosphere spray liquid comprises 10 (N) -20 (P) 2 O 5 )‑20(K 2 O) high phosphorus potassium water-soluble compound fertilizer solution; the spraying liquid of the leaf back is independently selected from (0.03-0.06): (0.01-0.03) mixed liquid of (0.2-0.4) wt% potassium dihydrogen phosphate solution and (0.1-0.3) wt% boric acid solution and 0.1-0.3 wt% chelated calcium solution. According to the growth characteristics of the jack fruit, the method combines pruning with the customized fertilizer and water management scheme, so that the flowering phase is advanced by 2 months compared with the conventional management, and the result period is advanced to 3-6 months.
Description
Technical Field
The invention belongs to the technical field of a method for regulating and controlling the flowering phase of plants, and particularly relates to a fertilizer and a method for regulating and controlling the flowering phase of jack fruit.
Background
The jackfruit pulp is rich in nutrition, is a special fruit tree widely planted in tropical and subtropical regions of China, has the planting area of Hainan province accounting for about 90 percent of the whole country, is an important economic source for local farmers, and has wide market prospect.
At present, the following problems mainly exist in the practical production of the jack fruit: firstly, the fresh jackfruit supply period is mainly concentrated in 5-9 months, and the period is positive for the time that a large amount of fruits are on the market, so that the market price of jackfruit is low; secondly, due to lack of a delivery period adjusting technology, the delivery period is concentrated and the fruit quality is different due to the fact that fertilization is mainly performed based on experience.
Disclosure of Invention
In view of the above, the invention aims to provide a fertilizer and a method for regulating and controlling the flowering phase of jackfruit, wherein the method can lead the flowering phase of jackfruit to be about 2 months ahead, and the flowering phase is centralized.
The invention provides a fertilizer for regulating and controlling the flowering phase of jackfruit, which comprises a tree-cultivating fertilizer, a rhizosphere spraying liquid and a leaf back spraying liquid;
the tree-cultivating fertilizer comprises an organic fertilizer and a calcium magnesium phosphate fertilizer in a mass ratio of 30 (0.8-1.2); the organic fertilizer comprises 450-500 g/kg of organic matters –1 ，N(15.3～16.0)g·kg –1 ，P 2 O 5 (47.0～47.5)g·kg –1 ，K 2 O(12.6～13.2)g·kg –1 ；
The rhizosphere spray liquid comprises 10 (N) -20 (P) 2 O 5 )-20(K 2 O) high phosphorus potassium water-soluble compound fertilizer solution;
the spraying liquid on the leaf back is independently selected from mixed liquid and 0.1 to 0.3 weight percent of chelated calcium solution; the mixed solution is a mixed solution of (0.2-0.4) wt% of potassium dihydrogen phosphate solution and (0.1-0.3) wt% of boric acid solution according to the mass ratio of (0.03-0.06) to (0.01-0.03).
In the invention, the spraying amount of the chelated calcium solution is (0.02-0.06) kg per plant.
In the invention, the spraying amount of the potassium dihydrogen phosphate solution is (0.06-0.12) kg per plant;
the spraying amount of the boric acid solution is (0.02-0.06) kg per plant.
In the invention, the organic fertilizer comprises 480 g.kg of organic matters –1 ，N 15.6g·kg –1 ，P 2 O 5 47.2g·kg –1 ，K 2 O 12.9g·kg –1 。
The invention provides a method for regulating and controlling the flowering phase of jackfruit by adopting the fertilizer, which comprises the following steps:
pruning the mature fruit trees after picking;
applying tree-growing fertilizer after pruning, and spraying rhizosphere spraying liquid for 2 times; spraying the leaf back mixed solution for 1 time, and spraying the chelated calcium solution for 1 time at an interval of 7 days; this operation was carried out again 7 days later;
during the fertilization period, the soil is alternately dry and wet, and the volume of irrigation water is 30-35% of daily management.
In the invention, the interval between 2 times of spraying the rhizosphere spraying liquid is 15 days; the amount of spraying the chelated calcium solution on each fruit tree is (0.02-0.06) kg, and preferably (0.01-0.03) kg is sprayed each time;
spraying the leaf back spraying liquid for 2 times at an interval of 15 days; spraying potassium dihydrogen phosphate solution on each fruit tree in a total amount of 0.06-0.12 kg, preferably spraying 0.03-0.06 kg each time, preferably spraying 2 times; the spraying amount of the boric acid solution on each fruit tree is 0.02-0.06 kg, and 0.01-0.03 kg is preferably sprayed each time, and 2 times is preferably sprayed.
In the invention, mature fruit trees are pruned after picking in 7 months;
after pruning, fertilization was performed in 8 months.
In the invention, the pruning of mature fruit trees after fruit picking specifically comprises the following steps:
after picking fruits, the mature fruit trees are mainly pruned to grow straight branches, cross branches, dense branches, insect-disease branches and drooping branches, branches in the middle of crowns are pruned heavily, the fruit branches and the crown heads are kept ventilated and transparent, and the pruning amount of the branches reaches 30% -35% of the total branches.
The invention fully considers the characteristics of growth and development of the jackfruit, adopts the technologies of moderate drought, delayed pruning and fertilizer formula, promotes the differentiation of jackfruit flower buds, leads the flowering period to be 2 months earlier than the conventional management, and has centralized flowering period; the regulation and control method provided by the invention is easy to operate, low in cost, convenient to implement and low in requirement on technical conditions. Compared with the traditional management mode, the regulation and control method provided by the invention has the advantages that the fruit picking period of the jack fruit is advanced to 3-6 months, the fruit picking period is advanced by 2 months compared with the conventional management, and the aim of improving the market share is fulfilled.
Detailed Description
In order to further illustrate the present invention, the following examples are provided to describe the fertilizer and method for regulating the flowering phase of jackfruit in detail, but they should not be construed as limiting the scope of the present invention.
Example 1
TABLE 1 regulating and controlling method for flowering period of three-year-old jackfruit
Example 2
TABLE 2 regulating and controlling method for flowering period of three-year-old jackfruit
Example 3
TABLE 3 regulating and controlling method for flowering phase of three-year-old jack fruit
Comparative example 1
Performing daily management on the jack fruit by adopting a traditional management method:
TABLE 4 traditional management method of three-year-old jackfruit
Comparative example 2
Performing daily management on the jack fruit by adopting a traditional management method:
TABLE 5 traditional management method of three-year-old jackfruit
The flowering of the jackfruit of the above examples and comparative examples is shown in table 6:
TABLE 6 flowering of jackfruit of examples and comparative examples
From the above embodiments, the invention provides a fertilizer for regulating and controlling the flowering phase of jackfruit, which comprises a tree-cultivating fertilizer, a rhizosphere spraying liquid and a leaf back spraying liquid; the tree-cultivating fertilizer comprises an organic fertilizer and a calcium magnesium phosphate fertilizer in a mass ratio of 30.95-1.05; the organic fertilizer comprises 450-500 organic mattersg·kg –1 ，N(15.3～16.0)g·kg –1 ，P 2 O 5 (47.0～47.5)g·kg –1 ，K 2 O(12.6～13.2)g·kg –1 (ii) a The rhizosphere spray liquid comprises 10 (N) -20 (P) 2 O 5 )-20(K 2 O) high phosphorus potassium water-soluble compound fertilizer solution; the spraying liquid on the back of the leaf is independently selected from mixed liquid and 0.1 to 0.3 weight percent of chelated calcium solution; the mixed solution is a mixed solution of (0.2-0.4) wt% of potassium dihydrogen phosphate solution and (0.1-0.3) wt% of boric acid solution according to the mass ratio of (0.03-0.06) to (0.01-0.03). According to the growth characteristics of the jackfruit, the flowering phase is advanced by 2 months compared with the conventional management by combining pruning and customizing a fertilizer and water management scheme, the fruit period is advanced to 3-6 months, the operation is simple, the cost is low, the harvesting period is centralized, and a large number of fruits are staggered in the market period, so that the market demand is met, and the income of farmers can be increased.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. A method for regulating and controlling the flowering phase of jackfruit by adopting a fertilizer comprises the following steps:
pruning the mature fruit trees after picking;
applying tree-growing fertilizer after pruning, and spraying rhizosphere spraying liquid for 1 time; spraying the rhizosphere spraying liquid for the 2 nd time after 15 days; spraying a 0.1 to 0.3wt% chelated calcium solution 2 times at an interval of 7 days after spraying the leaf back mixed solution 2 times; during fertilization, soil is alternately dry and wet, and the volume of irrigation water is 30 to 35 percent of daily management;
the tree-growing fertilizer comprises an organic fertilizer and a calcium magnesium phosphate fertilizer in a mass ratio of 30: 0.95-1.05; the organic fertilizer comprises 450 to 500 g/kg of organic matters –1 ，N (15.3~16.0)g·kg –1 ，P 2 O 5 (47.0~47.5) g·kg –1 ，K 2 O(12.6~13.2)g·kg –1 ;
The rhizosphere spray liquid comprises 10 (N) -20 (P) 2 O 5 )-20(K 2 O) high phosphorus potassium water-soluble compound fertilizer solution;
the mixed solution of the leaf back is a mixed solution of (0.03 to 0.06) wt% of potassium dihydrogen phosphate solution and (0.1 to 0.3) wt% of boric acid solution, wherein the mass ratio of the potassium dihydrogen phosphate solution to the mixed solution of the leaf back is (0.03 to 0.4); the spraying amount of the potassium dihydrogen phosphate solution is (0.06 to 0.12) kg per plant; the spraying amount of the boric acid solution is (0.02 to 0.06) kg per plant;
the spraying amount of the chelated calcium solution is (0.02 to 0.06) kg per plant.
2. The method of claim 1, wherein the organic fertilizer comprises 480 g-kg organic matter –1 ，N 15.6g·kg –1 ，P 2 O 5 47.2 g·kg –1 ，K 2 O 12.9 g·kg –1 。
3. The method of claim 1, wherein mature fruit trees are pruned after 7 months fruit harvest;
after pruning, fertilization was performed in 8 months.
4. The method of claim 1, wherein pruning an adult fruit tree after picking comprises:
after picking fruits, pruning the mature fruit trees to mainly prune straight branches, cross branches, dense branches, insect-disease branches and downward drooping branches, and pruning branches in the middle of crowns heavily to keep the fruit branches and crown heads ventilated and transparent, wherein the pruning amount of the branches reaches 30% -35% of the total branches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210050735.XA CN114368991B (en) | 2022-01-17 | 2022-01-17 | Fertilizer and method for regulating and controlling flowering phase of jackfruit |
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| CN202210050735.XA CN114368991B (en) | 2022-01-17 | 2022-01-17 | Fertilizer and method for regulating and controlling flowering phase of jackfruit |
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| CN114368991A CN114368991A (en) | 2022-04-19 |
| CN114368991B true CN114368991B (en) | 2022-12-09 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105254431A (en) * | 2015-11-02 | 2016-01-20 | 大新县生产力促进中心 | Jackfruit fertilizer and preparation method thereof |
| CN105272622A (en) * | 2015-11-02 | 2016-01-27 | 大新县生产力促进中心 | Drop irrigation ecological liquid fertilizer for jackfruit fruit trees and preparation method thereof |
| CN106171755A (en) * | 2016-07-15 | 2016-12-07 | 云南良穗农业科技有限公司 | A kind of implantation methods of four seasons Fructus Artocarpi Heterophylli |
| CN107912209A (en) * | 2017-11-28 | 2018-04-17 | 杨玉祥 | A kind of high yield jackfruit implantation methods of result throughout the year |
| CN108040729A (en) * | 2017-12-29 | 2018-05-18 | 王静婵 | A kind of efficient implantation methods of jackfruit |
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