Plant growth substances in agriculture
Weaver, RobertJ.
Plant growth substances in agriculture - San Francisco, U. S. Freeman 1972 - 24cm. 594
GROWTH (PLANTS)
GROWTH (PLANTS) GROWTH PROMOTING SUBSTANCES HORMONES (PLANTS)
631.8 W25P
Plant growth substances in agriculture - San Francisco, U. S. Freeman 1972 - 24cm. 594
GROWTH (PLANTS)
GROWTH (PLANTS) GROWTH PROMOTING SUBSTANCES HORMONES (PLANTS)
631.8 W25P