When is the good time to apply potash fertilizer to rice?
When is the good time to apply potash fertilizer to rice? Please introduce and guide the scientific and rational application of potash fertilizer in rice production, which plays an important role in cultivating strong grain seedlings, improving disease resistance, insect resistance, lodging resistance and seed setting rate, and obtaining high and stable yield. But when is the best time to apply potash fertilizer in the process of rice planting? Can refer to the following methods: first, the seedling stage suitable application of potassium fertilizer, as the seedling base fertilizer application. Second, potash fertilizer was selected and applied at tillering stage. 3. skillful application of potash fertilizer during young panicle differentiation period potash fertilizer should be applied according to the early growth of rice. Fourth, supplementary application of potash fertilizer at booting, milk ripening and yellow ripening stage. Click to get more rice planting techniques click to get more food crop planting techniques
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Rape cultivation: what kind of herbicide should be used to weed rape after sowing?
What kind of herbicide should be used to control weeds after sowing rape? Please introduce that after sowing rape can be closed and weeded with dioxin pine, which can control a variety of annual Gramineae weeds and broad-leaved weeds. It is mainly used in rape transplanting field and soil sealing treatment is carried out before rape transplanting. Dioxin is usually.
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What are the circumstances in which rice is damaged by drugs?
What are the circumstances in which rice is damaged by drugs? Please introduce the following symptoms of drug damage to rice for reference: Rice spots: common brown spots, yellow spots, withered spots, net spots and so on. For example, if butachlor is mistakenly sprayed in the early stage of rice growth, irregular brown spots will appear in rice seedlings. Rice malformation: introduction of drug damage.
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