Growing More for Less

Satellite technology is helping farmers boost crop yields A For farmers, working out the optimal amount of seed, fertiliser, pesticide and water to scatter on a field can be a matter of luck, despite several harvests. Regular laboratory analyses of soil and plant samples from various sections of a field can help — but such expertise is costly, and often unavailable. However, a new and cheaper method of doing this analysis is now on offer. Precise prescriptions for growing crops can be ...