Changes in SOC content with continuous different nutrient management and manure input to sweet corn and cabbage rotation in Toyohashi, Japan. The experiment was started in 1981; the data shows the average from 1985 to 1994 (modified from Katoh 2003)

Changes in SOC content with continuous different nutrient management and manure input to sweet corn and cabbage rotation in Toyohashi, Japan. The experiment was started in 1981; the data shows the average from 1985 to 1994 (modified from Katoh 2003)