1·The rates of brown, milled and head rice increased while chalky rice rate and chalkiness decreased in interplanting with zero tillage.
翻耕移栽秸秆还田也能提高整精米率，降低垩白率和垩白度。
2·A new corn zero tillage seeder with deep loosening and fertilization function, which can be used to seed corn in wheat corn plantation area, was developed.
研制了一种小型适用于小麦玉米两茬平作区的具有深松、播种、施肥功能的玉米免耕播种机，获国家实用新型专利。
3·According to the researches on the usage of herbicided in zero tillage corn field, the results showed that thesingle herbicide could be adopted in the field-grown grassy weed.
通过对免耕玉米田不同除草剂使用方法和用量的研究表明，田间若以禾本科杂草为主可用单剂防治，若禾本科杂草和阔叶杂草混生以使用混剂为好，且采用土壤处理法防效最佳。