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Detailed Methods for the Prevention and Control of Slime Mold Disease in Bamboo Fungus
Once bamboo fungus (Phallus indusiatus) is attacked by slime mold, the losses are extremely severe, and mushroom growers everywhere should pay attention to this. This article provides a brief introduction to the damage symptoms, causes of the disease, and prevention and control measures. 1. Pathogen: The pathogen of bamboo fungus slime mold disease is Comatricha pulchella (C. Bab) Rost, also known as the beautiful hair net. Its form consists of sporangia growing in groups, sometimes densely packed, stalked, oval to cylindrical, slightly pointed at the top, dark brown or rusty colored, with a total height of 0.7-1.5mm; the stalk is black, generally shorter than the sporangium, rarely reaching half of the total height; the cyst base membrane is thin and membranous, disc-shaped and solitary, or a group forming a continuous sheet; the columella is straight, gradually tapering upward, nearly reaching the top of the sporangium; the capillitium is dense, curved, dark brown, with main branches relatively thick, branches gradually thinning, with many connections, few free ends, spores spherical, brown when in masses, with a diameter of 6.5-8cm.
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What herbicide is good for weed control in chive fields
1. Pre-emergence: 48% dinitramine, 3 to 3.75 liters per hectare applied after sowing and before emergence in seedling beds. 50% prometryn WP at 1.5 grams per hectare, applied after sowing and before emergence in chive seedling beds; 50% prometryn WP at 1.5 to 2.25 grams per hectare, applied to old chive fields after cutting once the wounds have healed and new leaves have grown.
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How to control lychee erinose mite? A must-read for growers
The lychee erinose mite, also known as the lychee gall mite or lychee hair spider, causes the affected leaves to develop what is called felt disease. It damages lychee and longan. Both adult mites and nymphs attack tender shoots, leaves, flower clusters and young fruit, sucking sap. On affected leaves, yellow-green patches first appear on the underside; the damaged patches are sunken
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What are the control methods for pepper seedling leaf curl disease?
When peppers are grown as seedlings in winter and spring, after transplanting (dividing seedlings) leaf curl, arrested growth and even death often occur. I. Causes and symptoms (1) Physiological disease: long-term low temperature and high humidity in the seedbed cause poor plant development, yellowing of stems and leaves, curling and shrinking of the terminal leaves, and stunted growth; in severe cases the roots are waterlogged and rot, the roots turn rusty in color and then decay.
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What to Do About Deformed Yams? Disease and Pest Control Measures for Growing Yams
Yam is a plant of the rootstock section of the Dioscoreaceae family, with nutrient-rich and delicious tubers. In recent years, with the adjustment of the agricultural industrial structure, the planting area in Yanzhou City has increased year by year, bringing considerable economic benefits to farmers. However, during yam cultivation, adverse
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What are the methods for controlling pepper seed diseases
According to experts, pepper seeds generally carry the following latent diseases: damping-off seedlings, Rhizoctonia rot, bacterial leaf spot of pepper, pepper viral disease, pepper Phytophthora blight, pepper Verticillium wilt, etc. 1. Hot water seed soaking Soak the seeds in hot water at 60°C, with a water volume 3
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Control Techniques for the Metarbelid Moth (Arbela) in Litchi Cultivation
The litchi metarbelid moth (Arbela) damages litchi and longan, and also attacks citrus, Acacia confusa, Casuarina equisetifolia and various other fruit trees and forest trees. It bores into branches and trunks to form tunnels, but mainly damages the bark and cortex of branches and trunks, seriously affecting growth. When young trees are damaged, they may die. Life habits: one generation occurs per year,
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When growing strawberries, weeds in the strawberry patch must be controlled diligently
Strawberry plants are low-growing and planted at high density, making weed control difficult. In addition, because strawberry patches receive large amounts of base fertilizer and irrigation water, weeds grow abundantly. Weed damage can cause strawberry yields to drop by about 15%-20%. Therefore, attention should be paid to weed control and integrated control measures should be adopted.
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Prevention and Control Methods for Pepper Flower and Fruit Drop in Spring
Because spring temperatures vary greatly and remain unstable, peppers at the flowering and fruit-setting stage are easily affected by environmental conditions, leading to flower and fruit drop. There are many causes of pepper flower and fruit drop, including physiological ones and pathological ones. Peppers prefer air
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What are the control methods for loquat trunk rot disease?
In recent years, loquat trunk rot disease has occurred especially severely in some places, posing a serious threat to loquat production. According to surveys, the varieties Luoyangqing and Dahongpao are the most susceptible to the disease. In the early stage of the disease, the base of the main trunk rots first, and then it gradually develops upward along the branches and trunk,
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