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What harm does alligator weed cause, and how should it be controlled?
In summer, on the surface of ponds, we can often see a full blanket of green dotted with small white balls, which are the flower heads of alligator weed. Alligator weed is already distributed across most of China, and in the southeastern region
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What causes hollow heart in sugar beet, and how should it be prevented and controlled?
Hollow heart often occurs during the cultivation of sugar beet, seriously affecting the quality of the sugar beet and bringing economic losses to farmers, so measures must be taken to prevent and control this condition. Here is an introduction to the causes of hollow heart in sugar beet and the prevention and control methods. 1. Hollow heart
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How can Taxus chinensis pests and diseases be effectively controlled?
Taxus chinensis is known as the giant panda of the plant world. The paclitaxel extracted from Taxus chinensis has very high medicinal value, and it is recognized worldwide as a natural, rare, endangered anti-cancer plant. So in the cultivation of Taxus chinensis, how can pests and diseases be effectively controlled? 1. Taxus chinensis
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What are the symptoms of tomato gray mold and how is it controlled?
Tomato gray mold is a fungal disease caused by the pathogen Botrytis cinerea, which belongs to the subdivision Deuteromycotina. In addition to infecting tomatoes, it can also infect many other vegetable crops such as cucumber, pepper, eggplant and Chinese chives. The flowers, fruits, leaves and stems of tomatoes can all be affected. Tomato gray mold
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What types of aphids attack peach trees in early spring? How can they be controlled?
In March, the leaf buds of peach trees begin to swell; after late March, most varieties enter the flowering stage, and root growth accelerates. At this time, peach tree aphids easily appear, and if not actively treated, they will directly affect yield. So what types of aphids attack peach trees in early spring? How
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What are the symptoms of Verticillium wilt in eggplant, and how is it prevented and controlled?
In recent years, with the adjustment of the rural industrial structure, in some areas, due to many years of continuous cropping, soil pathogens have increased year by year, and the occurrence of Verticillium wilt in eggplant has become increasingly serious, affecting the yield and quality of eggplant and becoming one of the obstacle factors in eggplant production. So, eggplant Ver
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When is the cotton flowering and boll stage? How should water and fertilizer management be controlled? How should fertilizer be applied?
After cotton topping, it enters the flowering and boll stage. This period is the key period for cotton yield formation and also the peak period of water and fertilizer demand. During this period, field management of cotton is crucial. So when is the cotton flowering and boll stage? How should water and fertilizer management be controlled? Cotton flowering and boll
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How should snails in orchards and vegetable plots be controlled and what pesticides should be used?
The snail, also known as the slug snail or water buffalo, is a common harmful mollusk in vegetable plots and orchards. Anywhere moist and shady is a snail's favorite, and it is distributed nationwide. So how should snails be controlled? With what pesticide? Snails are mollusks and are a major pest in high-temperature, high-humidity areas.
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How are pests and diseases controlled when planting alfalfa in autumn and winter?
Alfalfa is a perennial leguminous forage grass with the earliest cultivation and the widest distribution in the world. It not only has high grass yield, excellent grass quality and high nutritional value, but is also cold-resistant, drought-resistant, tolerant of barren soil, highly adaptable, and suitable for a very wide range of planting areas. It is the first choice of forage grass for increasing dairy cow milk production and developing
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When should potatoes be controlled for excessive vigor, and how?
As temperatures gradually rise and rain arrives, open-field potatoes have reached their peak growth period, which is precisely the critical time to control excessive vigor in potatoes. If excessive vigor is not controlled in time, it will cause the stems and leaves to grow excessively, reducing yield. So when is the best time to control excessive vigor in potatoes?
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