Weaver, Robert J. 1917-
Plant growth substances in agriculture Robert J. Weaver - San Francisco W. H. Freeman [1972] - xviii, 594 p. ill. 24 cm.
Plant regulators
Plant hormones
Herbicides
631.5
Plant growth substances in agriculture Robert J. Weaver - San Francisco W. H. Freeman [1972] - xviii, 594 p. ill. 24 cm.
Plant regulators
Plant hormones
Herbicides
631.5