seedling roll leaf Learn more about seedling roll leaf
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What medicine should be used to treat the rolled leaves of tomato seedlings?
Curling leaves of tomato seedlings is a common disease in the process of tomato planting, so what medicine should be used to treat the rolled leaves of tomato seedlings? Let's get to know it together. Tomato leaves with mild symptoms can be sprayed with 5000 times solution or relieved by brassinolide (Yunda). No.
2020-11-08 Tomato rice roll leaf with what medicine tomato leaf roll yes -
Physiological leaf roll disease of potato
(disease diagnosis) there are some similarities between physiological leaf roll and viral leaf roll symptoms. It is mainly characterized by the upward curl of leaf lobules. Usually the lower part of the plant or the leaves of the whole plant become brittle and roll up in the shape of a tube. Some only the edge of the leaf is slightly rolled up, and some are seriously curled into a spoon or barrel shape. When serious, the leaf becomes thicker, brittle and hard, and the color is darker and thicker, giving people the feeling of clustered and messy. The characteristic of physiological leaf curling is that the leaf curling performance of the damaged plants is relatively consistent. There are several causes of physiological leaf curling, such as excessive application of nitrogen fertilizer.
2019-01-16 -
How is the yellow leaf of tomato and roll leaf disease to return a responsibility? How to prevent and cure?
Consultation content: how is the yellow leaf of tomato and leaf roll disease to return a responsibility? How to prevent and cure? Answer content: Hello! Tomato yellow leaf and leaf roll disease: if the disease is accompanied by Bemisia Tabaci (small white moth), it is likely to be tomato yellow mosaic leaf curl virus disease (commonly known as TY virus disease). TY virus.
2018-09-11 -
How to reproduce spider silk roll silk
Spider silk roll silk is a kind of succulent plant of evergreen grass, on which there is white silk like spider silk, which is very strange, so what are its ways of reproduction? The propagation methods of spider silk roll silk include sowing, ramet and beheading cuttings. Generally, the simplest method of dividing plants is used. take down
2020-11-08 Spider silk roll silk how breeding spider silk is a kind of longevity -
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 -
Spider silk roll silk
Spider silk roll silk is a succulent plant of the genus Sedum, with closely arranged leaves, reddish green, white fluff on the leaf tip and easy connection such as cobwebs. It is a good product in small potted plants.
2018-05-04 -
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 -
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? -
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 -
Chunlan is rich and noble.
Chunlan "Da Fu Gui" is also known as "Zheng Tonghe" and "Tuan he". Selected in Shanghai Flower Kiln in 1909, Zheng Tongmei in Shuanglin in Huzhou and Wu Chunbai in Hangzhou respectively. There are different opinions about whether "Zheng Tonghe" and "Da Fu Gui" are the same or two kinds. According to the physical observation, it should be compatriots and sisters in the same year. It may be the same place of origin.
2018-03-04 -
Prevention and control of diseases and insect pests of Chenxiang
Prevention and control of diseases and insect pests of Chenxiang
2018-06-29 -
Modeling Technology of Camellia Bonsai
Camellia is one of the top ten famous flowers in China. With the characteristics of not withering through winter, fighting frost, proud snow and cold, camellia is dressed up as a garden in winter and early spring. If used in bonsai, it can brighten and invigorate the room with the natural combination of elegant and dignified plant shape, bright green leaves and beautiful but not demon flowers.
2019-06-12 -
Modeling method of Camellia Bonsai
Camellia belongs to the family Theaceae, belonging to evergreen shrubs and small trees. Camellia is very popular because of its pleasant fragrance and blooming flowers, so it is often used as a bonsai plant for indoor decoration. however, camellias need to be styled before they are put indoors.
2019-06-13 -
Duan Xiuhe Chunlan
The leaf posture is oblique, the leaf tip is pure, the leaf edge rolls inward slightly, and the leaf color is green. Bract shell purplish red. The three petals outside the flower are short and round, with purple and red tendons visible, with tight edges. Clam shell holding, big round tongue, bright red dot.
2018-03-04 -
Control methods of diseases and insect pests of purple leaf dwarf cherry
1. Disease control methods. It is necessary to strictly inspect the system, do a good inspection before the seedlings are transported, destroy the trees as soon as root cancer is found, and thoroughly disinfect the sites where diseased trees are planted with drugs such as quicklime or bleach, and do not plant seedlings within a week after disinfection.
2018-11-27 -
Carrot pests: control methods of cabbage worm, red stripe bug, microtube aphid, tobacco green worm and small leaf roll moth
The planting process of carrots is often attacked by insect pests, such as cabbage worm, red stripe bug, microtube aphid, tobacco green worm, small leaf moth and so on, which seriously affect the yield and quality of carrots and need to be controlled in time. The main pest control methods of carrots are introduced as follows.
2020-11-09 Carrots pests cabbage insects red stripes bugs microtubules aphids -
Seedling maintenance standard
The completion of the late watering, pruning, weeding, medication, seedling replenishment and other management work of seedling planting is collectively referred to as maintenance, so what is the standard of seedling maintenance? Seedling management is a part of greening management, and the so-called greening conservation refers to green space, vegetation and other plants.
2020-11-09 Seedling maintenance standard completion seedling planting later stage watering -
Does Chunlan Zhanghesu have many seedlings? What is the leaf shape of Zhang Hesu's orchid?
During the Xuantong period of the Qing Dynasty, he was selected for Liu Maocheng in Shaoxing. The leaf posture is semi-pendulous, the leaf width is broad, the leaf quality is thick and hard, the leaf tip is long. The leaves are dark green and shiny. The bract shell is emerald green and has green veins. The outer three petals of the flower are short and round at the beginning, and the roots are angled. A few days later, the three petals elongate and fall on the shoulder. Clam shell holding, pure white spread tongue, long and roll. The design is verdant.
2018-03-04 -
Common Rice Diseases and insect pests and their Control methods
Common Rice Diseases and insect pests and their Control methods
2018-07-23 -
Rice diseases and insect pests: how to control common rice diseases and insect pests?
How to control common rice diseases and insect pests? Please introduce and guide how to control common rice diseases and insect pests: Rice thrips, leaf rollers (rice bracts), rice leaf borer, rice planthopper. Detailed control methods can be referred to the following methods: first, rice thrips rice thrips are very small, adults are dark brown, winged, crawling.
2018-07-18