India, Jan. 20 -- There are alternatives to pesticides including integrated pest management. This is an approach that doesn't rule out the use of pesticides, but uses them as little as possible

Kenyan food production and grazing land is under threat from a huge desert locust invasion . The insects are currently in two counties in northern Kenya and are now spreading to other Kenyan regions including Meru, Laikipia, and Rift Valley. The government has yet to quantify losses but past attacks have caused harvest losses of up to 70 per cent.

Desert locusts are considered to be the most dangerous of all migratory pests because they can eventually develop wings and form a cohesive swarm which can cross continents and seas. They have the abili...