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What types of herbicides are commonly used in rice paddies
During the process of rice planting and growth, it is inevitably disturbed by various weeds, and spraying related herbicides is also very necessary. So what herbicides are there for rice paddies? How are they used? Introduction to herbicides for rice paddies and their usage methods: 1. Pyrazosulfuron-ethyl Pyrazosulfuron-ethyl
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When is the control time for rice stem borers?
The stem borer, also known as the yellow stem borer and the striped stem borer, is an important rice pest in coastal and riverside plain areas, severely affecting rice yield. So when is the control time for rice stem borers? How to control them? When is the control time for rice stem borers? Generally at the
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What herbicide works well on threeleaf sedge in paddy fields
In paddy fields, a weed called threeleaf sedge can generally be seen. It has strong reproductive capacity, brings considerable impact on rice growth, and can also provide breeding grounds for pests and diseases. When planting rice, it must be completely removed. What to use for threeleaf sedge in rice
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When is the best time to spray foliar fertilizer on rice?
Foliar fertilizer is a supplement for plants to absorb nutrients, and it is indispensable for many crops during the growing process. So when is the best time to spray foliar fertilizer on rice? How should it be applied? When is the best time to spray foliar fertilizer on rice? Generally in rice
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What is the best specific pesticide for rice bacterial leaf blight
Rice bacterial leaf blight is a major disease of rice, and its occurrence greatly affects rice yield. What are the specific pesticides for rice bacterial leaf blight? 1. Specific pesticides for rice bacterial leaf blight Rice bacterial leaf blight can be treated with zinc thiazole, benzisothiazolinone, thiodiazole-copper, basic
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What are the main diseases of rice at the seedling stage? Read this article to find out
Rice at the seedling stage requires good disease control work to ensure vigorous growth later and the production of high-quality rice ears. What are the main diseases of rice at the seedling stage? How should they be controlled? 1. Main diseases of rice at the seedling stage 1. Bakanae disease In rice at the seedling stage, diseased seedlings are thinner and taller than healthy seedlings, with slender leaves and leaf sheaths, pale yellow leaf color, and poor root development, and some diseased seedlings die before transplanting. On dead seedlings there are pale red or white moldy powdery substances, the affected internodes are obviously elongated, the nodes are often curved and exposed outside the leaf sheath, and many adventitious fibrous roots grow in reverse from the lower stem nodes, with few or no tillers. When the leaf sheath is peeled open, there are dark brown streaks on the stem, and when the diseased stem is cut open, white spiderweb-like mycelium can be seen, after which the plant gradually dies. When humidity is high, the surface of dead diseased plants is covered with pale brown or white powdery mold, and later black small dots form, which are the fungal perithecia.
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How should rice base fertilizer be proportioned to be more reasonable?
In the process of rice planting, to achieve high yield, fertilizer must be applied accurately at every stage. In order to create good soil conditions for the growth and development of rice, the application of base fertilizer is essential. What is the rice base fertilizer ratio? 1. Rice base fertilizer ratio. Rice base fertilizer should be mainly phosphorus
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What are the common species of rice root pests?
During the growth process, rice will encounter many diseases and pests, which threaten the healthy growth of the plants. What are the rice root pests? How should they be controlled? I. Rice root pests The main rice root pests include mole crickets, white grubs, red threadworms, root-knot nematodes, root maggots
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What are the symptoms of rice akagare disease?
Rice akagare disease is also known as rusty disease, and it is a common physiological disease in rice cultivation. The occurrence of this disease can easily cause yield reduction in rice. What are the symptoms of rice akagare disease? How should it be prevented and controlled? 1. Symptoms of rice akagare disease 1.
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Detailed Explanation of Key Points of Rice Cultivation Techniques: Master Scientific Planting Methods
As a super rice power, China has always been an important force in promoting rice development in the world. So how much do you know about the key points of rice cultivation techniques? Let's take a look together! 1. Key points of rice cultivation techniques. To cultivate rice, you need to master land preparation, seedling raising, weeding
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