P. Surenthran

A Case Study on the Potential of Contour Hedgerow Intercropping for Sustainable Crop Production on Sloping Highlands in Humid and Subhumid Zones of Sri Lanka

W. D. costa, A. G. Chandrapala, P. Surenthran, 2007 .

Resource competition in contour hedgerow intercropping systems involving different shrub species with mature and young tea on sloping highlands in Sri Lanka

W. D. costa, P. Surenthran, W. costa, 2005, The Journal of Agricultural Science.

Tree-crop interactions in hedgerow intercropping with different tree species and tea in Sri Lanka: 1. Production and resource competition

W. D. costa, P. Surenthran, W. costa, 2005, Agroforestry Systems.

Tree-crop interactions in hedgerow intercropping with different tree species and tea in Sri Lanka: 2. Soil and plant nutrients

W. D. De Costa, P. Surenthran, K. Attanayake, 2005, Agroforestry Systems.