Planta Medica, Inhaltsverzeichnis

Planta Med 1989; 55(7): 664-665
DOI: 10.1055/s-2006-962260

Posters

© Georg Thieme Verlag Stuttgart · New York

Diurnal Levels of Benzoylmethylecgonine and Biomass Accumulation as Influenced by Soil pH in Two Erythroxylum Species

E. L. Johnson

United States Department of Agriculture, Agricultural Research Service, Plant Sciences Institute, Tropical Plants Reasearch Laboratory Beltsville, Maryland U.S.A.