fruit leaf roll Learn more about fruit leaf roll
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New technology for prevention and control of apple leaf roll moth
The new technology for preventing and controlling the small apple leaf roll moth entered August, and the tower-shaped green peach is in the new shoot growth period. On the tower-shaped peach in the green belt of Pingyuan county, 30% of the new shoots of peach trees are damaged by apple leaf roll moth (figure 1). The small apple leaf moth.
2018-06-07 -
The causes of the latest ginseng fruit leaf curling and its control measures
Leaf curling is a common phenomenon in the production of ginseng fruit, especially after entering the fruiting stage, the leaf curling phenomenon is particularly serious, generally only the edge of the leaf is rolled up, and when serious, the leaf is rolled into a tube. Rolled leaves not only affect the normal light of ginseng fruit.
2020-11-10 The latest ginseng fruit leaf roll cause and control measures leaf roll is -
Causes of leaf curling of passion fruit and its control methods
Causes of leaf curling of passion fruit and its control methods
2019-06-26 -
Control methods of leaf roll moth
Control methods of leaf roll moth
2018-08-09 -
What kind of medicine is used to roll the leaves of plum trees
The rolled leaves of plum trees can be sprayed with dichlorvos emulsion or dimethoate emulsion, and can also be sprayed with dicofol or nisolan, mijing + aphid lice or cypermethrin and cypermethrin 1000-1500 times. Causes of leaf curling and control methods of plum trees:
2020-11-09 Plum tree leaf roll with what medicine plum available -
The causes of the latest passion fruit leaf curling and its control methods
Passion fruit is one of the most popular fruits in the market at present, and its economic benefit is high, but the phenomenon of rolling leaves often occurs in the process of passion fruit planting, which seriously affects the yield of passion fruit and reduces the planting benefit. So what is the cause of passion fruit rolls? How to anticipate
2020-11-10 The latest passion fruit curling leaves causes and prevention methods -
Causes and Solutions of Citrus Leaf Roll
Causes and Solutions of Citrus Leaf Roll
2018-08-09 -
What medicine is used to roll the leaves of fruit trees?
In the process of planting fruit trees, there is often leaf curling, if long-term leaf curling, may affect the normal growth of fruit trees, thus affecting the quality of fruit, then what medicine is used for leaf curling? In fact, there are many factors affecting the leaf curling of fruit trees, which should be based on
2020-11-09 Fruit trees curly leaves with what medicine fruit trees in planting -
Chemical Control of Tomato Leaf Roll Disease
Physiological leaf rolling control measures are timely watering and fertilization after fruit setting, and covering the sunshade net, covering it in sunny days, uncovering it at night, and not covering in cloudy days. The symptoms of tea yellow mites are narrowing, stiff, erect, wrinkled or twisted leaves, and finally bald tip. The control agent can be sprayed with 1.8% chlorhexidine 3000 times solution. Hormones.
2018-09-11 -
What symptom does tomato (tomato) roll leaf disease have? What kind of medicine should I take? How to prevent and cure?
Whether greenhouse tomatoes or open-field tomatoes, especially in high temperature and drought environment, leaf curling phenomena with different symptoms are easy to occur. What are the symptoms of tomato leaf roll disease? What kind of medicine should I take? How to prevent and cure? About tomato leaf curl, it can be divided into upward leaf curl and tomato leaf curl.
2020-11-11 Tomatoes tomatoes curly leaves diseases what symptoms what? -
Causes and control methods of tangerine leaf curling with the latest sugar
Sugar orange roll leaf is a common phenomenon in winter and spring, many fruit farmers will encounter this situation, some farmers do not know where to start, miss the best prevention and control period, so caused bad losses. Next, the editor brings you the sugar orange roll Ye Yuan.
2020-11-10 Latest granulated sugar orange leaf rolls causes and control methods -
The causes and Solutions of the latest Citrus Leaf Roll
The phenomenon of leaf curl often occurs in citrus planting, so many fruit growers have a headache, which not only causes leaf distortion and dullness, but also has a certain impact on yield. So what is the cause of citrus curly leaves? Is there any solution? The following pro-agricultural network
2020-11-10 The latest citrus curly leaves causes and solutions methods planting -
Causes of leaf curling of ginseng fruit and its control measures
Causes of leaf curling of ginseng fruit and its control measures
2019-11-19 -
How do persimmons cross? why do persimmon seedlings roll up leaves?
Persimmon contains very rich nutrients, such as persimmon actually contains pectin, vitamin c, carotene, iodine and so on. Basically everyone can eat persimmons, especially people with constipation or high blood pressure are very suitable for eating persimmons. Now
2020-11-08 Persimmon how cross seedling roll leaf how to return a responsibility persimmon contain -
Occurrence and control of jujube armyworm
Jujube armyworm, also known as jujube sickle wing small roll moth, commonly known as leaf stick insect, jujube is one of the important pests. To larvae silk roll leaves harm, the leaves were vertical roll dumplings, or silk several leaves tied together. Larvae also eat stick leaf fruit, greatly affect the yield. 1. Occurrence Regularity This insect has 3 generations a year and overwinters as pupae in thick skin slits of branches. Adult day out night, phototaxis is very strong, after emergence 1 to 2 days to lay eggs, eggs scattered in smooth twigs and jujube strands,. Egg stage 10 to 25 days, first generation larvae occur
2019-01-16 -
Causes and Control methods of the latest Tomato Leaf Roll
Tomato is a common vegetable in our life, which tastes good, is rich in a variety of vitamins, is loved by people, and has a wide range of cultivation. However, the phenomenon of curling leaves of tomato will be selected when planting, which will affect the yield and quality of tomato, so tomato
2020-11-10 The latest tomato curly leaf cause and control method -
Schisandra chinensis
It happened from July to August. The larvae are white at first and green later. The first instar insect bites on the mesophyll, and after the 3rd instar, it rolls the leaves to feed, which affects the fruit development. Control method: ① larvae were sprayed with 80% trichlorfon 1 000 ~ 1500 times before rolling leaves. ② leaves are rolled and sprayed with 40% dimethoate EC 1000-1500 times. ③ 50% phoxim 1500 times liquid spray. ④ 50% ammonium phosphate EC 2000 times liquid spray. ⑤ larvae can also be captured artificially before and after leaf curling.
2019-01-16 -
Causes and control methods of tangerine leaf curling with sugar
Causes and control methods of tangerine leaf curling with sugar
2020-02-21 -
Species and occurrence regularity of Waxberry Diseases and insect pests and their Green Prevention and Control techniques in Zhejiang Province
The species and occurrence regularity of bayberry diseases and insect pests in Zhejiang Province and their green prevention and control techniques 0 introduction [research significance] Waxberry [Myrica rubra (Lour.) Sieb.et Zucc.] is a characteristic fruit in southern China with sweet and sour fruit and unique flavor.
2018-06-01 -
How to prevent tomato virus disease reasonably? (Control methods included)
How to prevent tomato virus disease reasonably? (Control methods included)
2020-04-17