Horse waste is rich in phosphorus and also nitrogen compared to normalsoil.
和普通土壤相比，马粪更富含磷和氮。
2
The appearance showed that the effect of adsorbing and entrapping nitrogen in gravel riverbed were better than which in normalsoil riverbed.
该现象表明砾石河床对氮的吸附截留效果由于普通土壤河床。
3
Harmful parasitic microbes are genetically designed to attack plant tissue and are unable to defend against other soil microbes that eat them, under normalsoil conditions.