Sowing seedling cultivation Seedling transplanting rapeseed sowing time is in the middle and early September, with 600-800 g per acre seedbed, and 1:6 for seedbed and field. Seedlings were seedlings during 2 leaves, and 3 seedlings were seedlings, leaving about 120 seedlings per square meter. When ......
The leaves are important organs for photosynthesis of plants. 90% of all dry matter in fruit trees comes from photosynthetic products, and only 10% from minerals in soil. Through the chlorophyll in the leaves of plants, the process of synthesizing organic matter by the absorption of carbon dioxide ......
In recent years, wine has shown a good development trend, with continuous increase in output, steady improvement in quality, and ever-increasing economic benefits, becoming the sunrise industry in the wine industry. Statistics show that from January to July domestic wine production reached ......
At breakfast, many people often have time to heat food in order to save time. Medical researchers remind that eating cold breakfasts can cause some harm to the body. This is because the human body always likes a warm environment. The body is warm, the microcirculation will be normal, and the deli ......
At breakfast, many people often have time to heat food in order to save time. Medical researchers remind that eating cold breakfasts can cause some harm to the body. This is because the human body always likes a warm environment. The body is warm, the microcirculation will be normal, and the deli ......
Peas, also known as Dutch Beans, are native to the Mediterranean coast. They are annual crops and are cultivated in the Guangzhou region for two years. Peas like cold weather and the optimum temperature for breeding is 9-23°C. (a) The growth habits of pea varieties can be classified into three ......
A table full of delicacies can always cause people to have endless appetite, but if you don’t know how to use it scientifically, it will often cause great harm to the body and even cause “carcinogenic†risks. There are several situations that are common minefields and must be av ......
Drinks with an alcohol content below 0.5% (v/v). Including carbonated drinks, juice drinks, vegetable juice drinks, milk drinks, plant protein drinks, drinking natural mineral water, solid drinks and other beverages and other eight categories. Synonyms: alcohol-free drinks, soft drinks. ......
Zui big valve wholesale base in Henan area    Stainless steel internal thread stop valve >>>Back Product reference standard: Threads can be produced according to BSPT, BSP, NPT, DIN259/2999 Main performance specifications: Nominal pressure: PN≤1.6Mpa Applicable medium ......
First, in the operation of the general late-maturing varieties using smearing, early-maturing varieties due to a short growing period, the results are concentrated, can be sprayed. When spraying, the liquid concentration should not be too large, and do not spray on the leaves and unripe fruits, oth ......