Search Results       Your search for [author]Samson, Benjamin Katigbak. returned 1 record.           Effect of the N-P-K fertilization and soil moisture stress on the water relations of some reforestration species. by Samson, Benjamin Katigbak.; 1981. Subject: Plants -- Effect of nitrates on; Plants -- Effect of phosphorus on; Plants, Effect of potassium on.          Add to Book Cart Relevance: 23.16%