First, the maintenance method
1. Environment
Cotton willow is resistant to yin, moisture, cold and hi, and the growth temperature is 12-28 degrees. The winter temperature should not be lower than -10 degrees.
2, lighting
A: Pomegranate tree spring pruning is carried out after germination to the bud stage before flowering, usually from mid-April to May. At this stage, the ratio of fruit branches is mainly adjusted: the excessive small fruit branches or the resultin.......
Generally speaking, the types of plant heights, plots with excessive planting density, plots with prosperous seedlings, plots with excessive nitrogen, phosphorus and potassium, plots with stem rot and corn borer damage, and low-lying plots. In wate.......
At the beginning of March, before grafting, sterilize the grafting tools with 75% *** to ensure that the sharp cutting surface of the knife is smooth and the cut surface is of the same size. Before budding, find a small metal container to cut the c.......
In the spring, the pear trees continue to sprout, and the branches and leaves begin to flourish. Pear trees are also to be built during this period. Usually, this pruning needs to be completed between March and April. This i.......
Before planting, choose strong seedlings with full buds, well-developed roots, and no pests and diseases, soak the roots in water for 24 hours, and plant them after disinfection with a new high-lipid film.
After the s.......
Xiaoao classroom is coming again!
This time, the dry goods are full,
Summer squash varieties cultivated in spring facilities should choose early-maturing varieties with compact plant types, low female flower nodes, strong cold tolerance, and short vine types. Domestic varieties suitable for facility cultivation incl.......
The appearance of urea is white, spherical particles, and it is easily soluble in water and liquid ammonia. When pure urea is heated to close to the melting point under normal pressure, it begins to show instability. If you put a clean iron sheet o.......