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Clever use of fertilizers can effectively reduce crop diseases
Research and practice have proven that using chemical or organic fertilizers to control crop pests and diseases is not only economical, safe and effective, but also saves pesticides, while at the same time having a fertilizing effect and the characteristics of not harming natural enemies and not polluting the environment. It can be said to achieve multiple benefits at once and is well worth promoting in production. Nitrogen fertilizer: 1. Ammonium bicarbonate...
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How can nitrogen fertilizer use efficiency be effectively improved?
What effect does applying nitrogen fertilizer have on fruit? Please explain that the flavor of a fruit is the comprehensive expression of the properties and composition of the countless cells that make it up. How sweet a fruit is depends on how much sugar its cells contain, yet the accumulation of sugar is closely related to nitrogen fertilizer application. It turns out that from petal fall to 3... after petal fall
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How to effectively eliminate pests in farmyard manure?
How do you get rid of pests in farmyard manure? Please give an introduction. Farmyard manure contains quite a few pests, such as white grubs and maggots. If it is not treated or is treated improperly, the pests will multiply in large numbers and harm crops after application. Spread chicken and duck manure flat, sun-dry it, crush it fine, and mix in 1 kg of phoxim per cubic meter. After mixing evenly, pile it into a truncated cone shape, seal it with mud, and it can be applied after 15-20 days.
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Applying Topdressing to Crops This Way Can Effectively Increase Yield
How can crops be topdressed to increase yield? Please introduce the methods. Topdressing crops is an important means of achieving increased production and income, but topdressing must be done scientifically to achieve a bumper harvest. Three considerations: determine the type of chemical fertilizer to apply based on differences in soil pH. In general...
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What to do about green-shouldered tomatoes? Increasing organic fertilizer can effectively prevent it
Green-shouldered fruit in tomatoes is a type of rib-blight fruit. There are many causes of green-shouldered tomatoes, and the most important among them is unbalanced fertilization, caused by high nitrogen and low potassium. Excessive application of nitrogen fertilizer with relatively insufficient potassium is the main cause of green-shouldered tomatoes. After tomatoes enter the peak fruiting stage, encountering adverse weather (low temperature...
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What fertilizer should be used to effectively prevent and control cotton premature senescence?
What fertilizer can prevent and control cotton premature senescence? Please allow me to explain the causes of cotton premature senescence: 1. Genetically modified hybrid insect-resistant cotton has a greater demand for potassium fertilizer than conventional hybrid cotton, and its absorption and conversion rate of potassium fertilizer is slower. If the amount of potassium applied is insufficient, potassium deficiency symptoms are very likely to appear; 2. There are now many old cotton fields and few new cotton fields...
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How to use wood ash effectively? A detailed guide to the correct method
What nutrients does wood ash contain? What are the characteristics of wood ash? What should be noted when applying wood ash? The following is a brief introduction from Gengzhongbang Planting Network for readers' reference. In rural areas, crop straw and firewood are mostly used as fuel, and the ash left after burning is all called wood ash. This is the main source of potassium fertilizer in rural areas...
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