of;
Agronomy;
Faculty;
of;
Agrzculture;
Gomal;
University;
D.;
L;
Khan;
29050;
Pakistan;
Seed;
Research;
Programme;
National;
Agricultural;
Research;
Center;
(NARC);
Islamabad;
44000;
Pakistan;
Research;
Station;
Ratta;
Kulachi;
D.;
L;
Khan;
29050;
Pakistan;
Zone;
Research;
Institute;
Ratta;
Kulachi;
D.;
I.;
Khan;
29050;
Pakistan;
传统耕作; 残茬管理; 春小麦; 施氮; 系统; 水稻; 残留; 秸秆焚烧;