过磷酸钙;
[例句]Effects of selenium on the growth and nutrient absorption in pakchoiBrassica campestris ssp.
以小白菜为素材,研究了硒对植株生长和养分吸收的影响。
0
过磷酸钙;
[例句]Effects of selenium on the growth and nutrient absorption in pakchoiBrassica campestris ssp.
以小白菜为素材,研究了硒对植株生长和养分吸收的影响。