Books by P. L. G. Vlek

Cover of Competition Between Yellow Nutsedge (Cyperus Sp. ) and Maize (Zea Mays L. )

Competition Between Yellow Nutsedge (Cyperus Sp. ) and Maize (Zea Mays L. )

by P. L. G. Vlek, Abraham Gemechu, Barbel Gerowitt

2019
Cover of Cotton, Water, Salts and Soums

Cotton, Water, Salts and Soums

by Christopher Martius, Inna Rudenko, John P. A. Lamers, P. L. G. Vlek

2011

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