机译:中国玉米生产中农民采用改良氮肥管理策略的实验知识培训
for;
Chinese;
Agricultural;
Policy,;
Institute;
for;
Geographical;
Sciences;
and;
Natural;
Resources;
Research,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100101,;
P.R.China;
University,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100049,;
P.R.China;
of;
Resources;
and;
Environmental;
Sciences,;
China;
Agricultural;
University,;
Beijing;
100193,;
P.R.China;
Goettingen,;
Goettingen;
D-37073,;
Germany;
知识培训; 玉米生产; 氮素管理; 中国; 农民; 实验; 农业生产; 氮化肥;