Warning: include(/www/wwwroot/updatepublishing.com/journal/cache/fc-pluginSettings-18-recommendbysimilarityplugin.php): failed to open stream: No such file or directory in /www/wwwroot/updatepublishing.com/journal/lib/pkp/classes/cache/FileCache.inc.php on line 46

Warning: include(): Failed opening '/www/wwwroot/updatepublishing.com/journal/cache/fc-pluginSettings-18-recommendbysimilarityplugin.php' for inclusion (include_path='.:/www/server/php/74/lib/php') in /www/wwwroot/updatepublishing.com/journal/lib/pkp/classes/cache/FileCache.inc.php on line 46

Rajeevan, B., Gopinath, M., Mathai, B. and B. Nair, R. (2013) “Productivity ratings in relation to holding size and resource-management in Indian rubber plantation sector”, Journal of Plantation Crops, 41(3), pp. 411–416. Available at: https://updatepublishing.com/journal/index.php/JPC/article/view/5858 (Accessed: 21 June 2026).