Lost crops of africa pdf

This article includes a list of references, but lost crops of africa pdf sources remain unclear because it has insufficient inline citations. Please help to improve this article by introducing more precise citations. In 2004, West and North Africa experienced their largest infestation of locusts in more than 15 years.

A number of countries in the fertile northern regions of Africa were affected. Desert Locust Bulletins in the autumn of 2003 when four unrelated outbreaks occurred simultaneously in Mauritania, Mali, Niger and Sudan.

Shortly thereafter, unusually heavy rain fell for two days over a large area that extended from Dakar, Senegal to the Atlas Mountains in Morocco. Some areas in Western Sahara received more than 100 mm of rain whereas they normally receive about 1 mm of rain in a year. Consequently, ecological conditions remained favourable for at least six months and allowed several successive generations of Desert Locust breeding.