Azolla as a green manure : use and management in crop production
Lumpkin, Thomas A
Azolla as a green manure : use and management in crop production - Boulder, Colo Westview Press 1982 - xx, 230 p. : ill. ; - Westview tropical agriculture .
089158451X (
631.847.5 / L971A
Azolla as a green manure : use and management in crop production - Boulder, Colo Westview Press 1982 - xx, 230 p. : ill. ; - Westview tropical agriculture .
089158451X (
631.847.5 / L971A