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What points should be noted when applying phosphate fertilizer?
What effect does nitrogen fertilizer have on wheat? Please explain that among the elements required for wheat growth and development, nitrogen has the greatest impact on wheat grain quality, and its grain yield and protein content depend to a large extent on the level of nitrogen supplied by the soil. If the supply is very sufficient throughout the entire growth period of wheat, wheat will be both high-yielding and high in protein...
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What should be noted when using urea?
How is urea applied? Here is an introduction to the field application methods of urea: it can be used as a base fertilizer and as a top dressing, but is not suitable as a seed fertilizer. When urea is used as a base fertilizer, two points should be noted. First, it should be applied deeply and covered with soil; do not irrigate immediately after application, to prevent the urea from leaching into deeper layers. When urea is used as a base fertilizer on dryland, be sure to apply...
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Four points to note when using Bt insecticides
Bt is a bacterial insecticide, belonging to a variety of the Bacillus thuringiensis group, and is very effective against lepidopteran larvae. When using it, pay attention to the following issues: 1. First, pay attention to the quality of Bt. Generally, it is required to contain more than 10 billion spores per milliliter (or per gram), and the application concentration is 500-700 times. If the product...
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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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What should be noted when growing Paris polyphylla?
What should be noted when growing Paris polyphylla? What is the reason? We would also like experienced netizens to help explain. Paris polyphylla, also known as Qiye Yizhihua or Jinxian Chonglou, is a perennial plant. Farmers in Yunnan, Guizhou, and Sichuan in China are cultivating it, so Zhongdiwang has compiled several pitfalls to avoid during the cultivation of Paris polyphylla...
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What should be noted when growing sunflowers?
What should be noted when growing sunflowers? Are there any netizens who have grown them who can help guide? Zhongdiwang has compiled the issues to note when growing sunflowers, listed below for netizens' reference. Note 1: Scientifically choose the planting site to prevent continuous cropping: When growing sunflowers, you should choose plots with flat terrain and medium or higher soil fertility...
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What should be noted when transplanting ginkgo trees? Detailed explanation of planting key points
What should be noted when transplanting ginkgo trees? Please guide. The points to note when transplanting ginkgo trees are divided into the following for reference: 1. Selection of ginkgo seedlings: The seedlings are required to be robust, with well-developed root systems, whitish xylem, and slightly reddish root bark that clings tightly to the xylem. If the root system turns black, the tree may already be dead even if the trunk still appears green. For...
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What cultivation points should be noted when planting Salvia miltiorrhiza (red sage)?
What should be noted when cultivating Salvia miltiorrhiza? Please advise. Salvia miltiorrhiza has strong growth adaptability, simple planting techniques and extensive management, but the following two points need attention: 1. Flowering period management of Salvia miltiorrhiza. Salvia miltiorrhiza has a very large water demand during the flowering period. A lack of water during this period will seriously affect plant growth. In order to ensure that nutrients can meet the physiological needs of root development...
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What issues should be noted when introducing Gastrodia elata?
What issues should be noted when introducing Gastrodia elata? Experienced netizens are asked to help explain. Zhongdiwang has compiled the precautions for introducing Gastrodia elata, listed below for netizens to study and reference. Note 1. Whether the local climate is suitable for cultivating Gastrodia elata: The most suitable growth temperature for Gastrodia elata is 20~25°C. If the temperature is too high...
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