?PRELIMINARY STUDIES ON THE POPULATION OF PHYTONEMATODES WITH BETLEVINE (PIPER BETLE) AND THEIR CONTROL BY INDIGENOUS NEMATIC~DE. Pakistan Journal of Scientific & Industrial Research. 1998;41(6):307-309. Accessed March 10, 2026. https://www.v2.pjsir.org/index.php/biological-sciences/article/view/2298