and P.K. Patra LABIGSG. Distribution and Variation of Potassium in Rice Growing Soils of Red and Laterite Zone of West Bengal. JISSS [Internet]. 2014 May 30 [cited 2026 Jun. 6];62(1). Available from: https://epubs.icar.org.in/index.php/JISSS/article/view/41253