The female rabbit should have sufficient nutrition during the later period of pregnancy. When the female rabbit is pregnant for 20 days, the female rabbit must be supplied with sufficient protein, minerals, and vitamins as a compound feed, and appropriate amounts of feed should be fed to the rougha ......
Molybdenum is expensive and easy to cause adverse effects due to uneven application. Therefore, molybdenum is not generally used in the soil. If molybdenum is applied to the soil, the amount of molybdenum is generally 8-24 g/mu. Surface spraying is currently the most commonly used molybdenum fertil ......
Foliar fertilizer is a kind of fertilizer that is applied to the surface of crop leaves by nutrient elements and functions through the absorption of leaves. Foliar fertilization has quick effects, high utilization rate, less dosage, simple application method, and obvious yield increase effect, and ......
Sweet potato is a potassium-promoting crop. The relevant data shows that: 1,000 kilograms of fresh potatoes contain 5.5 kg of potassium oxide, 3.5 kg of pure nitrogen, and 1.75 kg of phosphorus pentoxide, and the ratio of the three is 3:2:1. Potassium can prolong the leaf age, promote the photosynt ......
First, the combination of storage and storage, flood control and water conservation: a large amount of rainfall in a short time caused damage to the orchard, and should be cleared in time to eliminate water. The “ridling drainage†in the park can be adopted, and the method of digging a ......
A variety of crops should be fertilized under the principle of balanced fertilization; crops have the best top-dressing period, and the top-dressing effect is the best; top-dressing is an important part of fertilization schemes, and basal fertilizers cannot be ignored. The best dressing period for ......
A variety of crops should be fertilized under the principle of balanced fertilization; crops have the best top-dressing period, and the top-dressing effect is the best; top-dressing is an important part of fertilization schemes, and basal fertilizers cannot be ignored. The best dressing period for ......
First, timely frozen water in the soil before freezing, pouring frozen water, filling enough to fill. This will not only help the soil insulation, but also maintain the soil moisture, to meet the water consumption during the fruiting winter. Second, seedlings painted white take 5 kg of lime, 0.5 ......
Since 1996 ABI company launched the world's first quantitative PCR since, after 10 years of development, due to the widespread application of quantitative PCR instrument in scientific research, testing and diagnostics, the market scale has been expanding. A number of domestic and foreign manufa ......
Microbial fertilizer referred to as bacterial fertilizer is a product that contains a large number of microorganisms, has a strong ability to degrade and transform soil minerals and organic matter, and improves nutrient availability. Pollution-free vegetables refer to various harmful substances in ......