Crop science laboratory studies
630.72
E43C Elkins, Donald M.
Crop science laboratory studies
-- Ames : Iowa State University , 1990
360202 vii, 175p.:ill.
Field crops - Field experiments
Agriculture - Experimentation
E43C Elkins, Donald M.
Crop science laboratory studies
-- Ames : Iowa State University , 1990
360202 vii, 175p.:ill.
Field crops - Field experiments
Agriculture - Experimentation