So that holeseeding 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
Through the qualitative test and performance test, it proved that the double hole can be used in precise seeding for tillering crop (such as wheat).
通过定性试验和性能试验，论证了复式型孔能够用于分蘖作物(小麦)的精量播种。
3
By the test, the relation of speed and seeding quantity, seeding uniformity, broken rate, and the relation of seeding quantity and column quantity of hole have been gotten.