Technical thinking of returning farmland to forest and mixing mulberry and Robinia pseudoacacia in plain?
The technical idea of converting farmland to forest in plain is to construct ecological forest by mixing trees and shrubs, so as to achieve scientific and reasonable tree species allocation, increase tree species diversity, mainly prevent wind and fix sand, mulberry leaves can be used for@#@250 @#@, mulberry strips can be used for weaving or papermaking, such as planting mulberry fruits, mulberry fruits can be eaten fresh or used for brewing juice, and higher economic and social benefits can be obtained.
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Causes of rhododendron death and its countermeasures
Potted cuckoos often wilt and die, which makes flower growers very sorry. Now the reasons and countermeasures are analyzed as follows: first, the illumination time is not enough for azaleas to be big and beautiful, and the flowering period is long, requiring sufficient sunlight, such as indoor viewing, photosynthesis is limited, and the organic nutrients in the flower plant are quickly consumed and killed, so the indoor display time should not be long and should often be placed in a place with plenty of sunshine outdoors. Second, poor ventilation azaleas like ventilated, cool growth environment. Most families grow flowers on the balcony, due to poor ventilation.
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Valuable tree species "Robinia pseudoacacia"
Sophora japonica is a deciduous tree of the butterfly family, native to Spain, also known as the rich tree, introduced from South Korea in 1998. It can be planted in both the north and the south of China, with two seasons of flowers a year in the north and three seasons of flowers in the south, with a florescence of 60-90 days. Corolla is butterfly-shaped, pink or fuchsia, a large number of flowers and beautiful, has a high ornamental, environmental protection, greening and economic value. It grows rapidly and the root system is well developed. the 3-year-old tree has a height of 4.5 to 5.0 meters, a diameter of 5 to 7 centimeters, and a crown diameter of 2.0 to 2.5 meters. It is resistant to cold, drought and salt. Propagation of Robinia pseudoacacia
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