Chemical properties and nutrient and metal availability as consequence of urban waste...

Using Sesbania rostrata Brem as nitrogen source for irrigated rice

Silicon influence on phosphorus diffusion in soil and on agronomic efficiency of...

Phosphorus availability in Amazonian soils amended with phosphate fertilizers

Absorption time course of nitrogen from soil, fertilizer and symbiotic fixation in...

Effect of rates of boron and of zinc, in different acidity condition of cerrado soil,...

Effect of N, P and K on the soil Zn avaflability and on the Zn content in the bean...

Agronomic effectiveness of mixtures in the same granule of fully acidulated P fertilizers,...

Effect of elemental sulfur on the efficiency of phosphate rocks

Nitrogen fertilization with urea and green manures in rice crops and its residual...