Avocados in Kenya: what’s holding back smallholder farmers      Climate change to open up 'frontier' farmland, but experts urge caution      Flying cellphone towers: Could drones bring internet coverage to remote areas?      Africa Agri Tech Day 3- South Africa      How to feed African agriculture      The wheel is turning for wine grape producers      Brown locust outbreak in South Africa      Filling intercropping info gap      South Africa is collateral damage as USA looks inwards      Stop the cycle of failure.