and S. Srinivas LNKN. Rubber-growing Areas of Kerala and Tamil Nadu: Soil Related Constraints to Rubber Productivity and Delineation of Soil Management Units. JISSS [Internet]. 2014 May 30 [cited 2026 Jun. 6];62(1). Available from: https://epubs.icar.org.in/index.php/JISSS/article/view/41249