Browsing Jurnal Ilmu Tanah & Lingkungan by Author "Irwanti, I."
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Use of volcanic sands as a natural fertilizer: increasing release of nutrients
Iskandar | Irwanti, I. (2003)Volcanic sands, that contain relatively high content of dark minerals. can be used as a natural fertilizer. Unfortunately, the amount of the nutrients from this material available for the plant growth is very low. To ...