Research at Iowa State University on extended multi-calendar year rotations of three to four yrs observed that although net financial returns did not differ concerning the cropping systems, corn and soybean yield possible enhanced, soil health improved, soil erosion reduced, herbicide and nitrogen (N) fertilizer use lowered, plus some plant https://andynqqqo.blogsumer.com/29215064/agribusiness-can-be-fun-for-anyone