Greenhouse managment :
Langhans, Robert W.,
Greenhouse managment : A guide to structures, environmental control, materials handling, crop programming and busines analysis / Robert w. langhans ; line drawing by Virginia c. langhans - 2 - 270 páginas
0960400613
Administración de invernaderos
SB415 / L35 1983
Greenhouse managment : A guide to structures, environmental control, materials handling, crop programming and busines analysis / Robert w. langhans ; line drawing by Virginia c. langhans - 2 - 270 páginas
0960400613
Administración de invernaderos
SB415 / L35 1983