Interseeding alfalfa into corn to boost alfalfa yields and reduce soil and nutrient loss shows promise in studies at the U.S. Dairy Forage Research Center near Prairie du Sac, Wisconsin. The economics ...
The ground on Mars is full of nitrogen, a vital component for planet life, raising hopes that it might be more hospitable than it appears — but Martian soil is also dense and clay-like, the ...
Beans and peas are the mature forms of legumes. They include kidney beans, pinto beans, black beans, lima beans, black-eyed peas, garbanzo beans, split peas, and lentils. They are available in dry, ...
Polson biochemist Ed Gannon nudges a nondescript gray chunk of rock, and then shakes a pile of round pellets into his hand. Both contain phosphate — a nutrient formed millions of years ago that's ...