SARMA, M. A. Y. R. (1994) “Effect of vesicular arbuscular mycorrhiza on rooting of black pepper (Piper nigrum L.)”, Journal of Spices and Aromatic Crops, 3(1), pp. 39–42. Available at: https://updatepublishing.com/journal/index.php/josac/article/view/4324 (Accessed: 19 May 2024).