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Importance of soil type on the release of nonexchangeable NH 4 + and availability of fertilizer NH 4 + and fertilizer NO 3 -

✍ Scribed by Scherer, HW ;Mengel, K

Publisher
Springer-Verlag
Year
1986
Tongue
English
Weight
434 KB
Volume
8
Category
Article
ISSN
1573-0867

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4 in separate systems were prepared by milling in a planetary ball mill. Tests with kaolin contents ranging from 25 to 75 wt.% and mill rotational speeds from 200 to 700 rpm were performed to evaluate incorporation of KH 2 PO 4 and NH 4 H 2 PO 4 and release of K + , NH 4 + and PO 4 3-ions into solut