How did Obsolete Pesticides get to be such a big problem in developing countries? E-mail

Obsolete pesticides have accumulated as a result of various factors including inappropriate procurement, untimely and uncoordinated distribution, inadequate storage and stock management, product bans and donations in excess of actual requirements. Often these now unusable and degraded pesticides were originally donated or purchased for emergency use against plagues of locusts, grasshoppers, armyworms, birds, and disease vectors such as mosquitoes, but were never used

sorry. Thanks, but this is a charity site and upgrading from 1.5 is not going to be straightforward when they have no web dev budget, have a heart!