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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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Fertilizer mixing requires care; only scientific combinations boost effectiveness
Many vegetable growers are in the habit of buying a large quantity of fertilizer at one time when prices are low and storing it for use throughout the year. Although this practice is workable, it is quite unsuitable for certain chemical fertilizers. Because vegetable growers have no dedicated place to store fertilizer, storing it casually will cause some fertilizers during storage to...
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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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Foliar feeding cannot be done at will; only by mastering the correct method can it be effective
Foliar topdressing of vegetables is a fertilization method in which fertilizer is dissolved in water and sprayed onto the leaf surface. This method is simple, convenient to apply, low in cost, quick in effect and high in benefit. It is especially suitable for topdressing trace elements and plays a positive role in increasing vegetable yield and quality, but it must be done scientifically and reasonably. 1. Fertilizer types...
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Foliar fertilizers are effective, and scientific selection is key
After the pegging stage of autumn peanuts, drought weather and large day-night temperature differences affect pod development, causing pods to be not plump. If foliar topdressing is carried out multiple times after the pegging stage of autumn peanuts to supplement nutrients through the leaves and raise the nutritional level of the autumn peanut plants, the ability of the autumn peanut plants to resist drought and adapt to large day-night temperature differences can be enhanced, making the pods...
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What are the effective methods to improve nitrogen fertilizer use efficiency?
What happens to vegetables when there is too much or too little nitrogen fertilizer? Please explain the symptoms that appear when vegetable nitrogen is imbalanced: excessive nitrogen leads to nutrient imbalance in the plant, inducing deficiencies of potassium, calcium, boron and other elements; ammonia accumulates in the plant, causing ammonia toxicity, affecting vegetable yield and quality, and also affecting nutritional quality and hygiene...
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What can be added to foliar fertilizer to boost its effectiveness?
What can be added to foliar fertilizer to boost its effectiveness? Please explain the method. To boost the effectiveness of foliar fertilizer, you can add sodium nitrophenolate. The following are the five major advantages of sodium nitrophenolate: 1. It prompts plants to absorb multiple nutrients simultaneously and removes the antagonistic effects between fertilizers. 2. It enhances plant vitality, promotes the plant's demand for nutrients...
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