The push-pull intercrop does not repel, but intercepts and kills pests.

Over two decades ago, an intercropping strategy was developed that received critical acclaim for synergizing food security with ecosystem resilience in smallholder farming. The push-pull strategy reportedly suppresses lepidopteran pests in maize through a combination of a repellent intercrop (push), commonly spp., and an attractive, border crop (pull).

Rare diseases in Tanzania: a National Call for Action to address policy and urgent needs of individuals with rare diseases.

A rare disease is generally defined as a condition which affects about 1 among 2000 people and currently, there are approximately 5000-8000 rare diseases (RDs) affecting over 400 million people world-wide. Although RDs may arise from different causes such as infections and environmental factors, about 80% are caused by genetic abnormalities. In Tanzania, there are no reports of the types of RDs, their incidence, distribution and numbers of individuals affected.