1. Nitrogen mineralization from paddy and upland soils under flooded and nonflooded incubation Plant;Ono;Soil Sci,1989
2. OH Improving ammonium and nitrate release from urea using clinoptilolite zeolite and compost produced from agricultural wastes Internet Jan cited Nov Available from : http dx org;Omar;Sci World
3. Comparative performance of different urea coating materials for slow release;Ibrahim;Particuology,2014
4. Preparation characterization and release of urea from wheat gluten electrospun membranes Materials;Castro,2012
5. naphthylacetic - acid - functionalized polyacrylate - coated urea with dual controlled - release properties;Qiu;J Appl Polym Sci,2013