Effects of Nitrogen, Phosphorus, Potassium and Magnesium on Growth of the Oil Palm [0.03%]
氮、磷、钾、镁对油棕生长的影响
Corley, R. H. V.; Mok, C. K.
Corley
THE CUP QUALITY OF DISEASE-RESISTANT CULTIVARS OF ARABICA COFFEE (Coffea arabica) [0.03%]
阿拉伯咖啡(Coffea ARABICA)抗病品种的杯形品质
VAN DER VOSSEN, H. A. M.
VAN DER VOSSEN