On-farm agronomic trials in farming systems research and extension
Hildebrand ,Peter E.
On-farm agronomic trials in farming systems research and extension - Boulder Lynne Rienner Publication 1985 - xvi, 162p.
0931477107
AGROECOSYSTEMSFARMING SYSTEMSAGRICULTURAL STRUCTURE
631.58 / HIL-O
On-farm agronomic trials in farming systems research and extension - Boulder Lynne Rienner Publication 1985 - xvi, 162p.
0931477107
AGROECOSYSTEMSFARMING SYSTEMSAGRICULTURAL STRUCTURE
631.58 / HIL-O