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Detailed explanation of common diseases of Siraitia grosvenorii and their control methods
Common diseases of Siraitia grosvenorii and their control
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Please be kind to your husband. Many wives cry after reading this.
If you are married and you are a woman, you should read this even more carefully, because I know you must love him deeply. If you are not married, whether you are a man or a woman, this article is worth keeping, because it contains many of life's true...
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Grape disease and pest prevention: using these three sprayings well is the key
1. Peeling. In early spring, first lay a layer of plastic film under the grapevines, then peel the bark off the canes and let it fall onto the film; at the same time cut off diseased and pest-infested branches, gather them together with the bark scraps on the film and burn them outside the vineyard. 2. Deep plowing. Along with applying the grape bud-break fertilizer, carry out one deep plowing of the whole vineyard, with a depth of 2...
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Detailed Guide to Identifying and Controlling Common Diseases and Pests of Cowpeas
Common Diseases and Pests of Cowpeas and Their Control
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Key Technical Points for Grape Disease Control During the Plum Rain Season
Using B9 and paclobutrazol on Kyoho grapes to improve fruit set easily causes side effects such as shorter flower clusters and smaller berries. Therefore, a method that allows Kyoho to set fruit well without making the fruit stalks hard or the berries small has long been desired. After years of trials, we adopted forchlorfenuron produced by Lanyue Technology Company of the Sichuan Academy of Agricultural Sciences to improve fruit set...
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Grape Disease Prevention and Control Methods in the Rainy Season
Grape downy mildew is one of the important diseases of grapes and can occur in all parts of our country. It mainly damages the leaves, causing early defoliation, and can also harm new shoots and fruit clusters. The main symptom is the formation of polygonal yellow spots on the upper surface of the leaves, which later die, turn brown, and produce white downy mildew on the underside. Grape downy mildew...
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Identification and Control Methods of Jujube Rust Disease Explained in Detail
(1) Symptoms: Jujube rust disease only damages the leaves. In the early stage, pale green small spots are scattered on the underside of the leaves, later gradually becoming raised and dark yellow, which are the uredinia of the pathogen. The uredinia are irregular in shape and mostly occur on both sides of the midrib, at the leaf tip and base. After the surface of the lesion ruptures, yellow urediniospores are scattered. On the upper side of the leaf, corresponding to the uredinia, green...
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Greenhouse Bean Disease Prevention and Control Methods and Key Technical Points
I. Symptoms of bean rust: It mainly affects the leaves, and in severe cases also affects the petioles and pods. In the early stage of the disease, small pale yellow spots appear on the underside of the leaves, later turning rusty brown, raised and forming small pustule-like blisters, then expanding into uredinia, and after the epidermis ruptures, reddish-brown powder is released. This is the urediniospore. II. Bean powdery mildew...
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What to do when pumpkin plants have few female flowers? Teach you how to increase the fruit-setting rate
In the course of production, the author often hears melon growers report that their pumpkins have neither diseases nor pests, and every plant grows with sturdy vines and fat leaves, but they bloom little, especially with few female flowers, and the "baby melons" all get "killed off in frustration." They ask what causes this and what methods can remedy it. The answer is given below. Pumpkin is a kind of...
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What pesticide is effective for controlling pumpkin mosaic virus disease?
Symptoms: Mainly manifested as uneven chlorophyll distribution, with yellow patches or mottled mosaic of alternating light and dark areas on the leaf surface, sometimes with increased chlorophyll concentration along the leaf veins, forming alternating dark green bands; in severe cases, the leaf surface becomes uneven and bumpy, with the veins wrinkled and deformed. Generally, symptoms on new leaves are more obvious than on old leaves. In severe cases, the stems and vines and terminal leaves become twisted and shrunken....
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