Weaver, R.J.
Plant growth substances in agriculture - New Delhi S.Chand & com. 1872 - xviii, 594 pages
Includes bibliography and index
Growth regulators
631.89 / WEA
Plant growth substances in agriculture - New Delhi S.Chand & com. 1872 - xviii, 594 pages
Includes bibliography and index
Growth regulators
631.89 / WEA