Soil sampling and field experiments - Sri Lanka

Effect of conventional and biodegradable mulch films on crop and soil health (common experiment) 

In Sri Lanka the common experiment is being set up on two contrasting sites – a dry site at Mahaillupallama (annual rainfall <1750 mm) and a wet site at Meewathura (annual rainfall >2500 mm). 

Appearance of mulches at Mahailuppallama site after 64 days. Left to right: UK polyethylene mulch, UK biodegradable mulch, Sri Lankan polyethylene mulch, control.