Recent developments in research on nitrogen fertilizers for rice
CRASWELL, E.T
Recent developments in research on nitrogen fertilizers for rice - Manila 1980 - 11p - IRRI research papers series, no.49 .
NITROGEN -- FERTILIZERS
NITROGEN -- FERTILIZERS RICE -- FERTILIZERS AND MANURES
633.182 C70R
Recent developments in research on nitrogen fertilizers for rice - Manila 1980 - 11p - IRRI research papers series, no.49 .
NITROGEN -- FERTILIZERS
NITROGEN -- FERTILIZERS RICE -- FERTILIZERS AND MANURES
633.182 C70R