Under agricultural field conditions, crops do not have roots, they have mycorrhiza. Mycorrhizas (sing, mycorrhiza), discovered by the German botanist, Frank in 1885, are structures formed by association of fungi and roots of plants. Mycorrhizas are classified into three categories- ectotophic, endotrophic and ectendotrophic. In ectotrophic mycorrhiza, the fungus forms a mantle or hyphal sheath […]