Canlyniadau Chwilio

Evaluation of nitrogen and phosphorus soil tests for upland soils of Bukidnon gan Cagmat, Rebecca Benoza 1948-

The effect of tillage method and nitrogen rate on some soil properties and corn response gan Riyanto 1938-

Morphological and anatomical responses of corn (Zea mays L. IPB var. 911) seedlings to lead nitrate gan Yllano, Orlex Baylen 1973-

Effects of elevated levels of inorganic nitrogen and phosphorus on sand microalgal communities in a coral reef flat gan Dizon, Romeo M. 1967-

Distribution of the forms of nitrigen in some Philippines soils gan Caramancion, Maria Nylda (Villena) 1945-

Evaluation of nitrogen test methods for soils planted to sugarcane gan Lojo, Angelina M. 1937-

Microbiological transformations of nitrogen in flooded maahas clay gan Manguiat, Ireneo Javier 1945-

Land use and groundwater quality in the upper Agno watershed (Loo and Cayapas Valleys, Northern Benguet) gan Pascua, Chelo Supnet

Soil nitrogen as fertilizer or pollutant proceedings and report of a research coordination meeting

Plasma nitriding of steels gan Aghajani, Hossein, Behrangi, Sahand

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