1.The two major groups of mycorrhizal fungi are the ectotrophic and endotrophic types.
主要的真有两种:内生型和外生型。
2.The geotropism growth was a response of hypha to gravity and the geotropic sensitive was at the hyphal apex.
丛真丝延伸生长部位是丝尖端,其生长的向地性是对地心引的感应,感应的敏感部位也在生长丝的尖端。
3.Only one herbicide, isopropylamine salt of N-Phosphonomethyl glycine proved significantly to depress the colonization of Ageratum houstonianum, a dominant weed species in the experiment field.