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Causes and Control Methods of Deformed Melon Fruits
For melons raised in greenhouses and grown with double-film cultivation, the fruit-setting rate is not high, and flower and fruit drop is very serious. According to surveys, some drop rates reach as high as over 70%, especially for thick-skinned melons, where the drop rate is even higher. This affects both yield and quality, delays the melon's time to market, and reduces profits. The reasons are: first, too much base fertilizer was applied...
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How to treat bacterial leaf blight in greenhouse melons? Detailed control methods
This disease is a bacterial disease that mainly damages leaves, petioles and young melons, and can cause damage throughout the entire growth period. When infected at the seedling stage, the cotyledons show water-soaked yellow sunken spots. When leaves are infected, the early stage shows light green water-soaked spots on the underside of the leaves, and gradually the leaf surface turns into light brown necrotic lesions. After drying, the lesion area becomes brittle and perforated. To prevent this disease...
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Detailed Explanation of the Causes of Mass Asparagus Death and Prevention and Control Methods
The causes of asparagus plant death are as follows: 1. Asparagus likes light. In September-October 2007, just when the aboveground parts of asparagus were growing vigorously and accumulating nutrients to lay the foundation for a high yield the following year, there was an unexpected continuous rainy period the likes of which had not been seen for many years. Light was severely insufficient, causing asparagus growth to stagnate, nutrient accumulation to decrease, and stress resistance to...
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What are the causes of stiff seedlings in rapeseed and the control methods?
Causes of stiff seedlings in rapeseed and control methods
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Can wood ash be used on red heart honey pomelo? Application methods explained
Summer is the period when red-fleshed honey pomelo roots grow, summer shoots emerge, and young fruit and fruit enlargement occur. This period is important for fertilization throughout the year, and it is also a period when pests and diseases occur heavily. All summer management technical measures must be carried out in a timely manner to promote strong shoots and strong fruit, and to secure a bumper harvest. The following points are proposed for summer management for reference. 1 and...
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How to care for wild-collected orchids? A veteran grower of 12 years uses 6 major methods and not a single plant has died
There are many orchid enthusiasts online who like wild-collected orchids. For the care of wild plants, in addition to following the general orchid care methods, you should also pay attention to these 6 major requirements. A veteran grower of 12 years shares experience in planting and growing wild-collected orchids, and has never had a single orchid die...
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What to Do About Mango Flower and Fruit Drop? Causes and Control Methods
Causes of Mango Flower and Fruit Drop and Control Methods
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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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Causes of Pumpkin Fruit Cracking and Control Methods
Main symptoms: Fruit cracking occurs in both young and mature pumpkins, producing longitudinal, transverse or diagonal cracks on the fruit surface. The cracks vary in depth and width; severe cracks can reach deep into the flesh, exposing the seeds, and the injured surfaces of the cracks become suberized; minor cracks are only small fissures. If young fruit cracks, by the time the pumpkin matures it generally becomes severe...
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