Altitude, land use and soil depth effects on earthworm density and its relationship to soil properties in an on-farm study

By Ameeta Adhikari, Yadunath Bajgai, Jimba Rabgyal, Rattan Lal, Nima Tshering, Sarda Gurung, and Tashi Wangdi

Collaborative research between the Lal Carbon Center (Ohio State) and the National Soil Services Center (MoAL) in Bhutan has just published. Earthworms are often touted as soil engineers and biological indicators of soil health. Organic farming favors their density by enhanced proliferation and growth. 

Article available here: https://go.osu.edu/eworm