海词手机词典

Lin Q,Hou L B,Han W.Effects of nitrogen rates on grain yield and quality of wheat in different soil fertility[J].Plant Nutrition and Fertilizer Science,2004,10(6):561-567.

播放读音 播放读音

以上内容独家创作,受著作权保护,侵权必究

海词词典,十七年品牌