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Nitrogen-potassium ratios in relation to nutrient content and yield of cotton [microform].
Pubblicazione 1980Visual Material -
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The production of potassium permanganate from local manganese ores
Pubblicazione 1979Testo
Analytics -
4
An experimental study of the radiometric determination of potassium content of soils and minerals [microform]
Pubblicazione 1975Visual Material -
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Effects of potassium on the growth, yield and on the nutrient cation relationship in rice grown on calcereous soils [microform]
Pubblicazione 1975Visual Material -
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