1. Solubilization of insoluble phosphates by some soil fungi isolated from nursery seedbeds;Agnihotri;Can. J. Microbiol.,1970
2. The influence of rhizosphere microorganisms on the uptake and secretion of phosphorus and sulphur by the roots of arboreal seedlings;Akhromeiko;Proc. 2nd Intern. Conf. Peaceful Uses Atomic Energy, Geneva,1958
3. Bacteria which destroy aluminosilicates (silicate bacteria);Aleksandrov;Mikrobiologiya,1950
4. Other organic phosphorus compounds;Anderson,1976
5. Little leaf or rosette of fruit trees;Ark;Proc. Am. Soc. Hort. Sci.,1937