In a word, no.

"The biggest players in the food industry — from pesticide pushers to fertilizer makers to food processors and manufacturers — spend billions of dollars every year not selling food, but selling the idea that we need their products to feed the world. But, do we really need industrial agriculture to feed the world? Can sustainably grown food deliver the quantity and quality we need today and in the future? Our first Food MythBusters film takes on these questions."

See video via Anna Lappé & Food MythBusters, Do we really need industrial agriculture to feed the world?