So that hole seeding of dryland spring wheat with autumn mulching has a high extension value in semiarid areas.
因此，旱地春小麦秋覆膜穴播栽培技术在半干旱地区有较高的推广价值。
2
Some scientific bases are provided for studying the potentials of convective cloud precipitation and for cloud seeding operation during the summer autumn period.
为南方夏秋期间对流云降水潜力研究和科学实施人工增雨作业提供一定依据。
3
Controlled trials were made to solve the difficulties in seedling growth of the hot pepper under high temperature and high humidity conditions in late autumn - seeding cultivation.