Many people think that it is enough to buy the special nutrient solution for hydroponic culture from the market according to the instructions. In fact, hydroponic flowers have special requirements for oxygen. Because the water (nutrient solution) of hydroponic flowers is at rest, there is less dis ....

This year, due to the interval of low temperature and rain, the development time of spring silkworms is quite different. Some silkworm farmers’ silkworms have not yet seen three sleeps, and some have opened leaves. The three sleep sleeps should last ....

1. Paddy field conditions are flat, with small slopes, sufficient water, fresh and pollution-free, convenient irrigation and drainage, and no waterlogging in the rainy season, the water quality should meet the GB11607 fishery water quality standard; the so ....

First, soil and fertilizer management 1, soil management (1) Tree tray management In order to promote the growth and development of walnut saplings, tree-planting, weeding or weeding operations are performed every year after planting. 1 Tree Tray Tillage Generally, the tree tray is deeply turne ....

Peach trees are very light-loving, so in winter when the light is not very sufficient, you must adjust the tree's growth and ventilation and light transmission through timely trimming and cutting. A proper amount of fruiting branches is retained accor ....

Crystal mud is a new type of high-tech environmental protection product for soilless cultivation of indoor flowers and grasses. The crystal mud masterbatch is in the form of crystals. It is a high-molecular water-absorbing material. It is rich in plant nu ....

In the recent visit, the author found that many farmers planted a lot of pumpkin flowers, but often did not fruit, resulting in low yield of pumpkin. The reason is mainly caused by insufficient sunlight, excessive nitrogen fertilizer, and insufficient pol ....