STANDARD KENYA – For a continent where millions of people depend on agriculture for their livelihood, the prospect of depleted soil fertility is bad news. But soils on the continent are fast becoming nutrient deficient with low yields spelling a bleak future for many. Keith Shepherd, a soil scientist with the Nairobi-based World Agroforestry Centre said many factors account for the worrying scenario. “The organic matter in the soil has been mined intensely but supply has been suppressed. There has been low level of nutrient input,” he says. Read More