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What are the key points to note when using foliar fertilizer on tomatoes?
When using foliar fertilizer on tomatoes, note the following points: 1. Determine the type of nutrient according to the growth status of the tomatoes. Generally speaking, in the early fruiting stage the plants grow vigorously and are prone to excessive vegetative growth, so foliar nutrients that promote stem and leaf growth should be used sparingly, and potassium dihydrogen phosphate, compound fertilizer, etc. can be chosen. In the peak fruiting stage the plant growth...
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Six precautions to note when using bacterial biological insecticides
Biological pesticide: BT, Chinese name Bacillus thuringiensis, is a bacterial insecticide. This variety has been fully used in the main vegetable-growing areas of our country and has achieved good economic benefits. However, there are currently many BT manufacturers with varying quality, so when using it you must choose a variety of good quality. Note: BT is effective when the temperature is slightly higher...
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Six key taboos to remember when using bacterial biological insecticides
Edible fungi suffer pest damage during the mycelium growth and mushroom fruiting stages due to the distinctive odor of the mycelium, so insecticides are often used when pest damage occurs. When pest damage occurs in edible fungi, the first step is to choose insecticides that are highly effective, low in toxicity, and have a short residual life, such as decis and dichlorvos; do not use banned substances such as benzene hexachloride (BHC) and DDT...
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What should be noted when using ammonium bicarbonate for agricultural use?
What should be noted when applying ammonium bicarbonate for agricultural use? Please give an introduction. The following points should be noted when applying ammonium bicarbonate for agricultural use: 1. Ammonium bicarbonate must not be mixed with alkaline fertilizers, to prevent nitrogen volatilization and loss of nitrogen. 2. Foliar spraying is taboo. Ammonium bicarbonate is highly corrosive to crop leaves...
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What precautions should be taken when using fungicides?
What should be noted when using fungicides? When using fungicides, note the following: 1. When choosing a fungicide, first understand the nature of the fungicide. There are two types of fungicides. One is a protective agent, which is used to prevent plant disease, such as Bordeaux mixture, mancozeb, carbendazim, etc.; the other is...
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What precautions should be taken when using high-nitrogen compound fertilizer?
What should be noted when using high-nitrogen compound fertilizer? Please give an introduction. Currently, various types of high-nitrogen compound fertilizer are available on the market, and their common feature is a high nitrogen content, making them suitable for one-time application or as a topdressing for corn. However, an issue to note is that high-nitrogen compound fertilizer is generally ammonium-based or urea-based compound fertilizer, and during production it tends to...
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What precautions should be taken when using acetochlor in dryland?
What should be noted when using acetochlor in dryland? Please give an introduction. When using acetochlor in dryland, the following four points should be noted: Soil moisture. A certain level of soil moisture helps improve the weeding effect. If continuous drought weather occurs during the application period, the weeding effect will be greatly reduced. Therefore, watering first to increase soil moisture and then applying the chemical is...
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Using urea as a foliar fertilizer can double its utilization rate, but caution is needed when using it
Someone asked: Can the effect of urea as a foliar fertilizer be doubled? It is unclear which aspect "doubled" refers to here, specifically whether it is fertilizer efficiency or utilization rate. As for fertilizer efficiency, Science Xingnong cannot guarantee whether a doubling effect can truly be achieved,...
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What should be noted when using organic fertilizer as a top dressing?
Issues to note when using organic fertilizer as a top dressing
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Common Misconceptions to Avoid When Using Microbial Pesticides
Common Misconceptions in the Use of Microbial Pesticides
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