1. The principle of “three-effect” (high-efficiency, long-lasting, quick-effect) and â...

The standard of the battery has sprung up. The extrusion requirements and functions required by man...

At present, the jujube fruit gradually enters the period of enlargement. The heavy vegetative grow...

The grass is a leguminous herb, and its scientific name is Huanghuaya, also known as cauliflower, g...

It is now in the autumn season. To manage the bee colony, there are four ways: 1, shake your hone...

I. Preparation 1. 25 kg of tea cake or 75 kg of lime for each mu of water; bleaching powder, 20 g...

The American Snake and Lily was introduced from California in the United States in 1999. In the sa...

There are many kinds of flowers and different growth habits. Cultured soils should be formulated ac...

Currently, whether it is the autumn delay or the winter shed, the vegetable greenhouses have been ...