@Article{ BOJKOV_FRANCO_HRISTOVA:237-241,
author = { NIKOLAY BOJKOV VASSILEV and IRENE FRANCO and MARIA HRISTOVA VASSILEVA } ,
title = { IMPROVED PLANT GROWTH WITH ROCK PHOSPHATE SOLUBILIZED BY ASPERGILLUS NIGER GROWN ON SUGARBEET WASTE },
journal = { BIORESOURCE TECHNOLOGY },
year = { 1996 },
volume = { 55 },
issn = { 0960-8524 },
pages = { 237-241 },
}