“Influence of Sewage Sludge and Nitrogen Fertilization on Growth, Nutrient Content and Heavy Metal Uptake by Rice Straw”. Bangladesh Journal of Scientific and Industrial Research 43, no. 4 (March 30, 2009): 571–580. Accessed July 4, 2026. https://www.banglajol.info/index.php/BJSIR/article/view/2248.