Nitat Sidhiwong. (1999) Root Length Density of Wheat after Rice in the Soil Incorporated with Sesbania rostrata. <i>Thai Agricultural Research Journal</i>, <i>17</i>(3), 263-267.Nitat Sidhiwong. "Root Length Density of Wheat after Rice in the Soil Incorporated with Sesbania rostrata". Thai Agricultural Research Journal 17 (1999):263-267.Nitat Sidhiwong. Root Length Density of Wheat after Rice in the Soil Incorporated with Sesbania rostrata. Department of Agriculture:ม.ป.ท. 1999.