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Evaluation of universal extractants for determining plant available potassium in intensively cultivated soils
Grzebisz, Witold, Oertli, J. JakobVolume:
24
Language:
english
Journal:
Communications in Soil Science and Plant Analysis
DOI:
10.1080/00103629309368877
Date:
July, 1993
File:
PDF, 538 KB
english, 1993