A new trypanorhychid family Pseudogilquiniidae including a new genus and species Pseudogilquinia karachiense Tekijä Bilquees, Fatima Mujib, Uddin, Fahim

Nitrogen-potassium ratios in relation to nutrient content and yield of cotton [microform]. Tekijä Aragon, Miguel L. 1949-

The NPK nutrition and moisture relation studies and their effects on quality of Virginia tobacco [microform] Tekijä Wiroatmodjo, Joedojono 1945-

Nutrient composition and growth of pine-apple and coconut intercrops as influenced by nitrogen, phosphorus and potasium [microform]. Tekijä Margate, Rogaciano Zamoras 1944-

The production of potassium permanganate from local manganese ores Tekijä Pigao, Concepcion G., Sanchez, Angelina M.

Hae kokoteksti

The effects of N, K, and CA on the growth yield and quality fo snap cowpea [microform]. Tekijä Bautista, Ofelia Karganilla 1940-

Potassium supplying capacity of some coconut soils in the Philippines [microform] Tekijä Nartea, Roberto Negranza 1933-

Some characteristics of eight major soil series from the Visayan islands, Philippines and their potassium status [microform] Tekijä Magat, Severino S. 1946-

The influence of nitrogen-potassium ration and moisture regime on juice quality and NPK composition of Phil 56226 [microform] Tekijä Hombrebueno, Eduardo M. 1938-

the potassium supplying capacity of several Philippine soils under two moisture regimes [microform] Tekijä Biswas, Chitta Ranjan