搜索结果: 1-2 共查到“环境生物学 agriculture”相关记录2条 . 查询时间(0.125 秒)
No-till agriculture increases crop yields, environmental gains over long haul（图）
No-till agriculture increases crop yields environmental gains long haul
2020/5/29
A study in Global Change Biology clearly demonstrates significant benefit to the environment and to crop yield for farmers practicing no-till versus tilled agriculture consistently...
AGRICULTURE SECRETARY VILSACK NAMES JAY JENSEN AS DEPUTY UNDER SECRETARY FOR NATURAL RESOURCES AND ENVIRONMENT
agriculture natural resources enviroment
2009/4/27
WASHINGTON, April 22, 2009 – Agriculture Secretary Tom Vilsack today announced the appointment of Jay Jensen as USDA Deputy Under Secretary for Natural Resources and Environment (NRE). In this po...