PG-3

网络  双喜劲极三

医学



双语例句

  1. It was concluded that the strain PG-3 not only affected photosynthetic parameters, but also promoted the yield and the quality of beet.
    表明内生菌不仅影响甜菜光合参数,而且对于甜菜产量和品质的提高具有明显的促进作用。