This paper deals with the content of nitrate accumulation in vegetable crops and its control in the "Ba Shang" region.
本文对高寒半干旱区蔬菜中硝酸盐含量状况及其防治措施进行了研究。
This paper deals with the content of nitrate accumulation in vegetable crops and its control in the "Ba Shang" region.
本文对高寒半干旱区蔬菜中硝酸盐含量状况及其防治措施进行了研究。
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