OKORO SPA, AIGHEWI IT, OSAGIE CO. Effect of selected monoculture plantation species on the humid tropical soils of southern Nigeria. Indian J Agri Sci [Internet]. 2013 Mar. 4 [cited 2025 Oct. 28];70(2). Available from: https://epubs.icar.org.in/index.php/IJAgS/article/view/28043