Article

Nugroho, Sutopo Ghani and Yoshida, Shigekata and Kuwatsuka, Shozo (1992) Concurrent observation of several processes of nitrogen metabolism in soil amended with organic materials: V. Effects of long-term application of farmyard manure and nitrogen fertilizer on N cycling processes in upland field soil. Soil Science and Plant Nutrition, 38 (4). pp. 619-629. ISSN 0038-0768