CHOOSING from the galactic array of boom sprayer nozzles is not so confusing with some simple guidance. “People have their own preferences and ways of working it out. We’re happy as long as it works.” ...

There’s a different sort of machine at work in Bhupinder Singh’s 30-acre farm off the Delhi-Karnal highway. The boom sprayer, as it’s called, looks like a hybrid between a tractor and an autobot from ...