De chemische samenstelling van een aantal afzonderlijke grassoorten in verschillende groeistadia
A critical discussion was given of the extensive literature on the nature of the complex of calcium caseinate phosphate. A series of different experiments were performed to elucidate this complicated problem. It was inferred that calcium bound to casein must be considered separate from the calcium bound to inorganic phosphate. Casein-bound calcium ...
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The chemical analysis of leaves was studied as an indication of fertilizer requirements of the oil-palm in the former Belgian Congo. Position and age of the leaf both markedly influenced chemical composition. Leaflets from the same position in leaf and plant must be compared. The age of the whole palm also had its influence; climatic influences als...