1. The decomposition of green manures in soil;Daji;J. agric. Sci.,1934
2. The nutrient holding capacity of soils of different forest types in Korea;Kim;Ecol. Rev.,1968
3. Gaseous loss of ammonia from nitrogen fertilizers applied to soils;Kresge;J. Ser. Pennsylvania Agric. Exp. Station,1959
4. Losses of nitrogen from the soil in the gaseous form;Makarov;Pochvovedeniye,1963
5. Nitrogen losses from soils fertilized with different nitrogen carriers;Wagner;Soil Sci.,1958