Wednesday, 1 May 2013

Fertilizers provide mixed benefits to soil in 50-year Kansas study

Washington DC (SPX) May 01, 2013



Fertilizing with inorganic nitrogen and phosphorus definitely improves crop yields, but does it also improve the soil? The latest study to tackle this question has yielded mixed results.

While 50 years of inorganic fertilization did increase soil organic carbon stocks in a long-term experiment in western Kansas, the practice seemingly failed to enhance soil aggregate stability-a key indica