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The use of boron fertilizer and powder potassium dihydrogen phosphate before and after cherry flowering can improve flowering and fruit set. In addition, with amino acid foliar fertilizer, flower retention and efficiency are better, but choosing a foliar fertilizer with high adsorption capacity will prolong the residence time of nutrients on cherries and make them fully absorbed. In order to achieve the purpose of protecting leaves and promoting fruits, it can be protected by conventional agents, and foliar spraying can be carried out with 500 times of potassium dihydrogen phosphate and 6000 times of Aiduo Harvest.
At present, there are many studies on balanced fertilization of walnut in China, but they are mainly concentrated in the planting agglomeration areas at lower altitudes, and there are few studies in higher altitudes.
The main reason is unreasonable fertilization, high nitrogen leads to branch growth, and other deficiencies lead to a decrease in nutrients stored in fruit trees, which affects the formation of fruit cells. Balanced fertilization is an important measure to regulate the growth and development of walnut, promote the construction of vegetative organs, increase yield, improve quality, reduce planting cost, fertilize soil fertility, reduce fertilizer pollution, and reduce the consumption rate of non-renewable resources. It should be pointed out that although purple leaf peach is used more, its growth condition is poor.
The fast-acting fertilizer was applied for the first time before the hard core period after flowering.
In other words, long-term watering at the first rate of the fruit and the use of high-efficiency total nutrient water and fertilizer, the formula can be high-potassium or balanced (such as banquet fertilization), and the amount of top dressing varies according to the load. Generally, it is applied 3 times a year, the first time is applied before walnut flowering or at the beginning of leaf development, and the second time is in the young fruit development period (June), mainly available nitrogen fertilizer, and nitrogen, phosphorus and potassium compound fertilizer can also be applied; The third time in the nut hard core period (July), nitrogen, phosphorus, potassium compound fertilizer is the mainstay. The frequency of top dressing is determined according to the growth of flower buds, generally twice a month, and the concentration is generally about 1000 2000 times.
When topdressing, a small amount of disc or triangular compound fertilizer can be applied many times, and a small amount of urea and other fast-acting fertilizer can be applied before spring germination. In addition, it is better to spray amino acid foliar fertilizer (focusing on calcium fertilizer and anti-cracking fruit) and add anti-late frost damage agent when it is used in combination with spray. Walnut needs the most nitrogen at the leaf development stage, followed by the hard core stage, the phosphorus accumulation is the largest, and the fruit expansion stage needs potassium the most.
Vegetables, especially fruit vegetables, root vegetables, fruit trees and other cash crops, need more, should be selected with higher potassium content, lower nitrogen content of nitrogen, phosphorus and potassium compound fertilizer. In the walnut planting area at high altitude, 60% nitrogen fertilizer and total phosphorus fertilizer were used as the optimal fertilization combination, and 40% nitrogen fertilizer and potassium fertilizer were topdressed at the hard core stage.
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Large cherries are laid well before foliar fertilizer; The main purpose is to promote flowering and fruiting, protect flowers and fruits, increase yield, and improve quality, so as to truly and effectively promote the formation of large cherry flower buds, improve the fruit-bearing rate, and promote fruit-hanging.
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I think it would be better to play after flowering;Because this can directly supply the tree, it can help the plant to replenish nutrients in time and prevent the solidification and transformation of nutrients in the soil, which is conducive to better absorption of plants and can make plants grow more lush.
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It will be better to play before flowering, because this fertilizer can have a very good supplemental effect, and timely fertilization before flowering can ensure sufficient nutrient requirements, which can make the flowers more powerful, and there will be no serious flower and fruit drop.
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If cherries want to flower and set fruit well, flower bud differentiation is very important, so other nutrients such as boron, calcium, phosphorus, potassium and so on are very important in the flower bud differentiation period, and when the flower buds begin to come out before cherry flowering, it is also the stage when the flower bud differentiation is almost completed, so it is very important to reasonably supplement nutrients such as boron, calcium and phosphorus and potassium at this time.
Here it is recommended that before the cherry germination period flowering, the foliar spray of organic acid boron-calcium foliar fertilizer with potassium dihydrogen phosphate 1-2 times, this effect is to promote the completion of cherry flower bud differentiation, promote cherry flowering and fruiting, improve the fruit setting rate, and use it 2-3 times after fruit setting to help promote fruit coloring and sweetening and prevent fruit cracking.
In addition, if you want boron calcium supplementation effect is better, it is recommended to choose organic acid boron calcium foliar fertilizer, which solves the problem of boron absorption and calcium movement, and can also improve the photosynthesis rate of plants, and the comprehensive effect is better.
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In order to improve the fruit setting rate of large cherries during the flowering period, you can spray three thousandths of potassium dihydrogen phosphate solution on the fruit trees before flowering, and spray again after flowering to improve the fruit setting rate of tall cherries.
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No, you don't. Spraying endogenous hormones during flowering can effectively improve fruit setting rate. As we have mentioned earlier, endogenous hormones will affect the flowering and fruit setting of cherries, so it is necessary to spray special endogenous hormones during the full flowering period, which can not only improve the fruit setting rate of Li Hall kernels, but also promote fruit development, stabilize the tree and not grow vigorously, maintain no fruit drop, and enrich the differentiation of flower buds after hard core.
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No, you don't.
Spraying endogenous hormones during flowering can effectively improve fruit setting rate. We have mentioned earlier that endogenous hormones will affect the flowering and fruit setting of cherries, so it is necessary to spray special endogenous hormones during the full flowering period, which can not only improve the fruit setting rate, but also promote fruit development, stabilize the tree and not grow vigorously, maintain no fruit drop, and enrich the flower buds after hard core.
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The fruit setting rate of large cherries is generally not high, and if the fruit quantity is not enough, the orchard can be sprayed with some pesticides that are helpful for pollination and fruit setting during the flowering period.
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The big cherry is gone, to apply potassium fertilizer to promote the growth and development of its fruit, it is also necessary to apply boron fertilizer, otherwise boron is insufficient, the yield of the large cherry is easy to decline, pay attention to balanced nutrition when fertilizing, nitrogen fertilizer and scale fertilizer also need to be applied, and the plant needs to have enough light exposure, so that it can grow vigorously and bear fruit.
1. Potassium fertilizer
The fruit of the big cherry will gradually grow out after flowering, at this time it has a high demand for nutrients, especially can not lack potassium fertilizer, otherwise its fruit is easy to grow small, and the sweetness will be relatively poor, so at this time it is necessary to apply fertilizer containing potassium to it.
2. Apply boron fertilizer
Large cherries also need to apply boron fertilizer to them after flowering, and its flowering and fruiting need a large amount of boron, which can promote its root growth, and can also synthesize carbohydrates, so as to promote better photosynthesis of plants, otherwise if boron is lacking, the fruit yield of large cherries will decline.
3. Balanced nutrition
When breeding large cherries, it is necessary to make them have balanced and sufficient nutrition, so when fertilizing, it is necessary to pay attention not to apply a kind of fertilizer, such as nitrogen fertilizer and phosphate fertilizer, etc., which also need to be reasonably applied to large cherry plants, otherwise the nutrients are unbalanced, and the pure bridge will affect its growth results.
4. Sufficient light
The growth and fruiting of large cherries need sufficient light, so after it blooms, pay attention to let it have enough light to promote the development and growth of its fruits, otherwise if the light is insufficient, the fruits of large cherry pants oranges are easy to develop poorly, and the quality of the fruit will decline a lot.
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Summary. Hello big cherry trees need different nutrients during the growth period, and different foliar fertilizers should be selected according to their growth period and nutrient needs. If you want to control the vigorous growth of your large cherry tree, you can use a foliar fertilizer with a lower nitrogen content to control its growth rate.
Hello big cherry trees need different nutrients during the growth period, and different foliar fertilizers should be selected according to their growth period and nutrient needs. If you want to control the vigorous growth of your large cherry tree, you can use a foliar fertilizer with lower nitrogen content to control its growth rate.
Here are some foliar fertilizers that are suitable for large cherry trees to control vigorous growth:
1.High potassium fertilizer: For the late growth period of large cherry trees, especially during the fruit ripening period, high potassium fertilizer can be used to promote fruit development and quality improvement.
2.High calcium fertilizer: Large cherry trees need a lot of calcium during the growth process, so you can use leaf Xiaochao face fertilizer that contains high calcium to increase the hardness and quality of cherry fruits. Teasing rent.
3.Organic fertilizers: If you prefer to use organic fertilizers, you can choose organic fertilizers that are rich in nutrients such as nitrogen, phosphorus, and potassium to provide the nutrients that large cherry trees need.
However, it should be noted that organic fertilizers are released slowly and take a long time to take effect.
In conclusion, choosing a foliar fertilizer suitable for the growth period and nutrient needs of large cherry trees can help to improve fruit quality and control rock scattering and vigorous growth. When using the coarse surface fertilizer for buried leaves, it should be used in strict accordance with the instructions and avoid excessive use, so as not to affect the growth and fruit quality of cherry trees.
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Hello, happy to answer your questions! Large cherry trees need sufficient nutrients and water during the growth process, and controlling the strong roots and fertilizing are important measures to keep the growth and health of large cherry trees. However, when it comes to controlling wanggen and fertilizing, choices should be made on a case-by-case basis.
Controlling the wanggen can promote the growth and fruit development of the large cherry tree, but excessive control can affect its growth and disease resistance. Therefore, it is necessary to control Wanggen according to the variety, growth environment, soil conditions, etc. of large cherry trees. If the canopy is too dense, the canopy can be pruned appropriately, cutting off part of the branches, and increasing light and air circulation.
If you need to control the wanggen, you can do root pruning in the spring, but be careful not to overprune. Foliar fertilizers can provide the large cherry tree with the necessary nutrients, promote its growth and development, and improve its disease resistance. Foliar fertilizers are usually applied during the growing season or after flowering and can be applied according to the product instructions.
However, it should be noted that when applying foliar fertilizer, spraying should be avoided with the canopy fully moist to avoid the occurrence of disease. In summary, both root control and foliar fertilizer application are important measures to maintain the healthy growth of large cherry trees, which can be selected and adjusted according to the specific situation. However, whether it is to control the wang root or fertilize, it is necessary to follow the scientific and reasonable principles, not to overdo or underdo it, in order to keep the big cherry tree healthy, bright, long and fruitful.
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