@article{Yang QIU:46, author = {Yang QIU, ZhongKui XIE, YaJun WANG, Sukhdev S MALHI, JiLong REN}, title = {Long-term effects of gravel―sand mulch on soil orga¬nic carbon and nitrogen in the Loess Plateau of northwestern China}, publisher = {Journal of Arid Land}, year = {2015}, journal = {Journal of Arid Land}, volume = {7}, number = {1}, eid = {46}, numpages = {7}, pages = {46}, keywords = {

gravel mulch; mulching duration; permanganate-oxidizable carbon; light fraction organic carbon; microbial biomass carbon

}, url = {http://jal.xjegi.com/EN/abstract/article_276.shtml}, doi = {10.1007/s40333-014-0076-7} }