The smell of ammonia in the shed

There is less ventilation in greenhouses with low temperature, and harmful gases in the shed gradually accumulate, and the odor is large. It is also easy to cause serious damage to the roots and leaves. The roots absorb nutrients, the leaves are dry and yellow, and even dead trees appear.

Making full use of light and heat to regulate the growth of cotton

Why is there such a big gap in the birth process of cotton?

From the earlier development of cotton, the first is that the former is mostly spring planting, and the other is not planted; the second is that the seedlings of cotton seedlings are seeded earlier, the management is bette

Golden Buddha hand soilless cultivation

Soilless cultivation of golden bergamot is a successful cultivation technique in recent years. It uses natural substrates (such as broken straw, sawdust, peat, mud carbon, sand, etc.) or artificial substrates (such as rock wool,

Three points for kiwi fruit orchard to resist cold and freeze

Water the frozen water in time to pour the frozen water to the fruit trees in time before the soil freezes to fully meet the tree's demand for water. This watering is very important. On the one hand, the tree body can absorb enough water and st