https://www.keyplex.com/knowledge-base/palms-research/details-on-recommended-varieties-fertilizer-doses-agronomical-practices-application-of-pesticide-yield-and-productivity-of-oil-palm/ Plant Health and Nutrition Fri, 23 Sep 2011 21:15:39 +0000 hourly 1 https://wordpress.org/?v=6.8.9