海词手机词典

The field trials were conducted to study effects of combined application of nitrogen(N) and potassium(K) on nutrient uptake,grain yield and quality of weak gluten wheat on low-K and medium-K soils.

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