by P. W. F. de Waard
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Foliar diagnosis, nutrition and yield st...
Problem areas and prospects of productio...
Pepper (Piper nigrum L.).
Second World Congress on Medicinal and A...
Naturally Occurring Phorbol Esters
Therapeutic Medicinal Plants
Perfil e potencial do arranjo produtivo ...
First World Congress on Medicinal and Ar...
Herbal drugs in Indian pharmaceutical in...