Studies on the Release of N from Water Hyacinth Incorporated into Soil-Crop Systems Using ¹⁵N-labeling Techniques

Didik Wisnu Widjajanto, Kozo Matsushita, Terumasa Honmura and Nobufumi Miyauchi

Pakistan Journal of Biological Sciences 4 ( 9 ): 1075 - 1077 , 2001