1. Fertilize shallow plough. Every 1000m2 is used for spreading 1000kg of fire-soil ash or 300kg of stalk ash. Shallow ploughing is about 5cm. Turn the fertilizer into the soil to provide nutrients for the fruit trees, enhance the resistance of the fruit trees to overwintering, and loosen the soil
Jujube trees have a large amount of flowers, but they have serious fruit drop and fruit setting. From 1998 to 2000, the author conducted experiments to improve the fruit-setting rate of jujube trees in several pieces of tablets in Leling, Texas. Through several years of experimental investigation,
I. Overview Technical maintenance is a very important task. Doing well will not only ensure the safe operation of the bulldozer, but also extend the service life. Therefore, before and after the operation, the bulldozers should be inspected and maintained as required. During the operation, attentio
Autumn is the peak season for farmers to purchase pigs, because the cool climate in autumn is suitable for piglet growth and development. The newly-purchased piglets have adapted to the rearing environment after being fed for a period of time, and their physical fitness, disease-resistance and abil
After wheat emerges, due to natural conditions and cultivation measures, various types of weak seedlings are often formed. In order to facilitate the management of seedlings and symptomatology, they are introduced as follows: The weak seedlings caused by soil drought occur in wheat fields with insu
The printer has achieved efficient and high-quality brand effect in the marking industry, and the printer is facing technological and service innovation in the future production capacity improvement. For the printer, proper use requires daily careful maintenance and
After planting, it grows vigorously and grows large. Although the root system of the superior walnut seedlings is two years old, the branches are grown in the same year, especially the bud grafted walnut seedlings. This kind of seedlings should also be cla
First, the management of the breeding before the month before the ewes in the growth state, should not be too fat. Vitamin A, vitamin D, and vitamin E are taken 3 weeks before the start of the breeding period. For the milking ewes, prepare a small tent for salt, supplement a small amount of corn ev
Disinfection The chickens are cleaned and rinsed thoroughly before entering the house. Then formalin and potassium permanganate are used for fumigation. After 12 to 24 hours, the doors and windows are opened for ventilation. All utensils were cleaned and disinfected with 0.2% potassium permangana
The process of wool tea processing is the process of repeated operations of screening, cutting, selection, sorting, and frying. The sequencing of each process, the number of iterations, etc. must be based on certain principles. 1. After the first screening, the wind selection: wind selection is ma
Model NO.: ESR-A30A Westergren Glass Pipettes: Measuring Precision Reproducibility: < 3%
(1) The ridge cultivation combined with the mulching film is effective. (2) Construction of underground fire or geothermal pipes and geothermal lines This measure is most effective for improving ground temperature, but the cost is too high. At present, there is basically no application in China.