Amphisarca Lists
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What is the physiological fruit drop of persimmon?
What is the physiological fruit drop of persimmon? Please introduce the causes and methods of prevention and control of physiological fruit drop of persimmon as follows: first, the factors of physiological fruit drop of persimmon. Due to improper management, persimmon will drop a lot of fruit one month after flowering. The peak of fruit drop is about 20 days after flowering, and then in August.
2018-07-19 -
Why do persimmon trees drop fruit?
Why do persimmon trees drop fruit? How to prevent and cure it? Please introduce that there are two reasons for persimmon fruit drop, one is the physiological fruit drop caused by the physiological imbalance of the persimmon tree itself, and the other is the fruit drop caused by diseases and insect pests. Whatever the reason, it may cause serious economic losses in a few years. First, it is reasonable.
2018-07-19 -
What are the characteristics of persimmon trees?
What are the characteristics of persimmon trees? Please give an introduction to persimmon origin in China, the Yangtze River coast and South China are more wild persimmon distribution. Cultivated persimmon is widely distributed in China, and there are many varieties. Persimmons have developed taproots, deep roots and few fine roots. The taproots can be as deep as 3-4 meters. The horizontal roots are generally 1.5-3 times deeper than the crown fire. By...
2018-07-19 -
What kind of medicine does sweet persimmon use to ripen?
What kind of medicine does sweet persimmon use to ripen? Ethephon is the most commonly used medicine for ripening sweet persimmons. It is best to buy small packaging, local large packaging is mostly used for cotton de-aging in the later stage, and illegal manufacturers generally add sulfuric acid to it. Its usage is spray before packing, the dosage is according to the instruction and refer to the distance and gas.
2018-07-19 -
How to prevent and cure persimmon fruit drop?
How to prevent and cure persimmon fruit drop? Please introduce the prevention and control methods of persimmon tree fruit drop is caused by physiological imbalance of persimmon tree itself and fruit drop caused by diseases and insect pests such as anthracnose or persimmon stalk insects. To prevent and control persimmon fruit drop, one is to configure pollination tree varieties, and pollination trees must be planted or carried out.
2018-07-19 -
How to manage young chestnut trees well
How to manage young chestnut trees? Please introduce the methods for young chestnut trees to be managed with reference to the following methods: 1. Management after grafting: after the scions of newly grafted young trees survive, they should first remove the sprouting tillers on the rootstock and concentrate all the nutrients on the new shoots; the high-grafted chestnut trees can retain some of them properly.
2018-07-19 -
How to manage Chinese chestnut in summer?
How to manage Chinese chestnut in summer? From July to August, the fruit development of Chinese chestnut is in the expansion stage. It is very important to do a good job in the application of strong fruit fertilizer, mid-tillage and weeding, pest control and summer pruning in time. Fertilizing and weeding and applying strong fruit fertilizer is the second topdressing for chestnut trees. First ten days of July.
2018-07-19 -
How to prevent the chestnut from being empty?
How to prevent the chestnut from being empty? What methods can be used to guide the empty bud of Chinese chestnut, also known as empty canopy, empty shell, fruit growers are called "dumb chestnuts". The empty bract rate of Chinese chestnut is generally about 15%, the high 80%, and some almost the whole plant empty bud. Therefore, preventing empty buds is the key to improve the yield and quality of Chinese chestnut. A reasonable choice.
2018-07-19 -
How to grow navel oranges with high yield?
How to grow navel oranges with high yield? Please give a detailed description of the planting methods for navel oranges can refer to the following methods: 1. Build a garden with a high standard. To build a garden on a hillside, we should first build a contour anti-slope terrace, and then open a trench to apply basic fertilizers such as straw, pig and cow manure, phosphate fertilizer and lime, requiring each tree to plant the base under the hole.
2018-07-19 -
How to manage navel orange in June
How to manage navel orange in June? Please give a detailed introduction to the management methods in June navel orange management mainly have the following points: 1, adult tree management 1. Continue to erase summer shoots to protect fruit. 2. Weeding and loosening, covering the adult trees with small crown and unsealed rows with tree trays. 3. Continue to prevent umbilical yellow fruit,...
2018-07-19 -
How to prevent and cure anthracnose of persimmon?
How to prevent and cure anthracnose of persimmon? Please introduce in detail that persimmon anthracnose is one of the main diseases harmful to persimmon trees. It is necessary to scientifically distinguish the symptom characteristics of the disease and understand the law of the disease, and take comprehensive measures to control it in time in order to achieve good results. 1. Symptom characteristics: the disease is mainly harmful to fruits, shoots and leaves.
2018-07-19 -
How to plant sweet persimmons?
How to plant sweet persimmons? Sweet persimmon is one of the most treasured persimmons imported from Japan in China. There are more than ten varieties, such as Shinjiro, Fu, Izu, Nishimura and so on. It has high value of nutrition and health care, resistance to storage and transportation, good commerciality, and has excellent development prospects. Now introduce its high-quality and high-yield cultivation techniques as follows:.
2018-07-19 -
How can sweet persimmon be planted with high yield?
How can sweet persimmon be planted with high yield? Please give guidance on the planting methods of sweet persimmon can be referred to as follows: first, the environment requires that the annual average temperature of sweet persimmon is 13: 18 ℃, the average temperature of fruit ripening period from June to August is 18: 19 ℃ (the altitude of Shilin county is 1600-1900m), and the sunshine hours from February to August are more than 1400 hours.
2018-07-19 -
How to fertilize sweet persimmon trees?
How to fertilize sweet persimmon trees? Please give guidance to sweet persimmon trees can refer to the following methods of fertilization: (1) Base fertilizer 1. Apply the annular ditch at the edge of the crown projection, dig a circular ditch with a depth of 30-40 cm, mix the fertilizer with the topsoil, and then bury the soil. This method is mostly used for young trees. 2. Release.
2018-07-19 -
Is there any way to improve the fruit setting rate of persimmon trees?
What method can persimmon tree improve fruit setting rate? Please give guidance to persimmon trees can refer to the following methods to improve fruit setting rate: first, control the first flower of persimmon pedicel insects (subject to one flower in the persimmon orchard) for 7-8 days, you can choose 2.5% 2500 times solution, 21% 2500 times solution, 10% Dolaobao suspension.
2018-07-19 -
How to plant and manage persimmon trees?
How to plant and manage persimmon trees? Please introduce persimmon tree planting and management methods can refer to the following methods: first, persimmon tree planting. 1. Choose a place to build a persimmon garden. It is appropriate to choose the leeward to the shady land with deep soil layer, loose soil fertility and low groundwater level. 2. Dig holes and apply base fertilizer. Comply with the mountain.
2018-07-19 -
How to improve the fruit setting rate of persimmon trees?
How to improve the fruit setting rate of persimmon trees? Please introduce the methods. If you want to improve the fruit setting rate of persimmon trees, you can refer to the following methods: first, to control the first flower of persimmon pedicel insects (subject to one flower in the persimmon orchard) for 7-8 days, you can choose 2.5% 2500 times solution, 21% 2500 times solution, 10% more than 10%.
2018-07-19 -
How to manage bananas before and after budding?
How to manage bananas before and after budding? Please introduce the management method banana before and after budding management can refer to the following methods: first, timely fertilization. Banana entering the stage of flower bud differentiation is the key period to determine the number of fruit comb and small fruit, and heavy fertilizer should be applied in time. That is, when the banana leaves pull out the opposite leaves.
2018-07-19 -
What are the diseases and insect pests of growing bananas?
What are the diseases and insect pests of growing bananas? Please give an introduction to the following diseases and insect pests: disease control 1, bunchy top disease and mosaic heart rot. All of them are caused by virus and there is no specific cure. Aphids are the main media of infection and should be prevented in time. The effect of adding plant growth regulator to the insecticide solution is better. ...
2018-07-19 -
How to irrigate and fertilize bananas in each stage?
How to irrigate and fertilize bananas in each stage? Please introduce each stage of banana irrigation and fertilization can refer to the following methods: 1. Seedling stage. Banana seedlings, especially tissue culture seedlings, need fertilizer and fear heavy fertilizer at seedling stage. The principle of "applying frequently and sparingly" within 3 months after planting. 10 days after planting, the new leaves began to be fertilized and used.
2018-07-19