氮素营养对菜薹生长和硝酸盐累积的影响
杨少海;艾绍英;姚建武;王美丽;黄小红;
Effect of Nitrogen Form on Tsaitai( Brassica parachinensis) Growth and Nitrate Accumulation
Yang Shaohai;Ai Shaoying.Yao Jianwu;et al.
中国蔬菜 . 2003, (4): 19 -21 .