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How to prevent and control grape black pox disease? Key points for disease prevention when growing grapes
Grape black pox disease is also known as scab and bird's eye disease. Common names include toad's eye, liulong, and black spot. This disease is an important disease of grapes. It generally begins to occur in mid-to-late April, with the peak period from mid-to-late May to early June, and it is severe in rainy seasons. Throughout Shanxi Province
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How to control the grape clearwing moth? Timely prevention and control is needed when growing grapes
In recent years, the grape clearwing moth has occurred in many vineyards and courtyard grapes in Xuzhou, mainly damaging grape vines, causing reduced yields and even the death of entire plants. The grape clearwing moth damages young grape shoots and 1-2 year old vines with its larvae. The young larvae bore into the tender shoots and feed on the pith, causing
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How to Prevent and Control Raspberry Crown Gall Disease? A Full Analysis of Practical Methods
In recent years, raspberries introduced from abroad have suffered fairly severe crown gall disease during cultivation. Crown gall disease occurs mainly at the root crown, and sometimes is also scattered on lateral roots and branch roots. The diseased part is initially milky white, smooth and soft, and later gradually turns brown to dark brown, with a hard texture
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How to prevent and control onion neck rot? Understanding the disease development pattern is key
1. Symptoms and characteristics: It mostly occurs during the maturity or storage period of onion bulbs. Besides onions, it can also infect other allium vegetables. If infected during the growing period, light brown lesions mainly appear on the leaf sheaths and the neck of the bulb, the internal tissue rots, and gray mold
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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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How to grow yam (Chinese yam) to prevent diseases effectively? Growing experience shared
1. Selecting disease-resistant varieties is an effective method for preventing and controlling yam diseases and pests. For example: choosing Taigu hairy yam can resist stem rot. When cultivating disease-resistant varieties, rational layout is needed, rotate varieties every 2-3 years, and pay attention to variety purification and rejuvenation. 2. Crop rotation can reduce or avoid yam
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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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Prevention Methods for Deformed Fruit in Strawberry Cultivation
The main cause of deformed strawberry fruit is poor pollination and fertilization, but the degree of occurrence is related to factors such as variety, flower order, flower-visiting insects, temperature and humidity, and pesticide spraying during the flowering period. Therefore, to prevent the occurrence of deformed strawberry fruit in production, the following should mainly be considered
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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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Prevention and control of chive rust must be timely
Chive rust mainly infects the leaves and flower stalks. Initially, small yellow spots appear on the epidermis, gradually developing into spindle-shaped or oval raised orange-yellow blister spots, often surrounded by a yellow halo. The blister spots expand and become relatively large; after the epidermis ruptures, orange-yellow
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