B. P. KURUNDKAR, P. V. JADHAV AND. “Effect of Age of Okra Plants on Multiplication of Meloidogyne Incognita”. Indian Phytopathology, vol. 44, no. 4, Jan. 2002, pp. 504-6, https://epubs.icar.org.in/index.php/IPPJ/article/view/22234.