1, nursery substrate soil selection:
The nursery should choose soil loose, fertile sandy soil land blocks, require drainage and irrigation convenience, should not choose the land of clay soil. It is best to choose an insect-proof isolation net room that has been soil-sterilized to prevent the new roots from being harmed by underground pests and to facilitate the development of roots.
2, nursery moisture temperature control:
Seedlings in the nursery's small environment, due to high temperature, combined with high humidity, fertile soil, easily lead to seedlings grow long, thin stalks, so in case of hot weather, it is best to cover straw before and after noon; if found seedlings There is a phenomenon of wilting at noon, and watering should be done sooner or later.
3, Weed treatment during nursery:
If it is a field planting seedlings, weeds are unavoidable. One is to combine ploughing in the nursery to clean up the soil, remove the roots of underground roots, especially the roots of perennial weeds, and the second is that the nursery is fertile and easy to grow grass. Before the emergence of stolons, combine weeding and loose soil to remove old leaves in time. When a large number of stolons occur, they should not be squatted. It is best to remove the weeds by hand.
4. Fertility during nursery period:
After the seedlings are rejuvenated, if the leaf color is lighter and the petioles are smaller, topdressing should be carried out. The first is to promote root, only the developed root system can provide enough nutrients for the seedlings, and the roots need to be supplemented with phosphorus and calcium. Therefore, when watering, you can add trace fertilizers and flush with them, which will help promote rooting; leaf surface fertilizer. On the other hand, it can spray 500 times of fruit strength, which will help the seedlings grow strong.
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