The current development trend of soilless culture

The above are all reasons that restrict the profitability of soilless cultivation. In fact, from the perspective of the development of soilless cultivation in various countries in the world, they

What is hydroponics agriculture

1. Introduction Hydroponic vegetable refers to the vegetable that most of the root system grows in the nutrient solution layer and only provides water, nutrient and oxygen through the nutrient soluti

Composition and benefits of ebb and flow seedbeds

The ebb and flow seedbed is composed of seedbed tray, rolling shaft, bracket, seedbed frame, hand wheel, horizontal support and inclined rod. The standard height of the seedbed is generally 0.7 o

Cultivation techniques of lettuce

the technology of growing seedling Sowing was carried out in the greenhouse. Coconut bran matrix was placed in a 72-well hole dish, and then placed on a tidal Greenhouse seedbed. Nutrient so

Greenhouses should release air reasonably in summer

In summer, the temperature is getting higher and higher, especially for saw tooth type greenhouse, so it is necessary to carry out effective air release to ensure the smooth "inhalation" of the g