Corn Stover to Sustain Soil Organic Carbon Further Constrains Biomass Supply Export

@article{citeulike:2053104, abstract = {Sustainable aboveground crop biomass harvest estimates for cellulosic ethanol production, to date, have been limited by the need for residue to control erosion. Recently, estimates of the amount of corn (Zea mays L.) stover needed to maintain soil carbon, which is responsible for favorable soil properties, were reported (5.2512.50 Mg ha1). These estimates indicate stover needed to maintain soil organic carbon, and thus productivity, are a greater constraint to environmentally sustainable cellulosic feedstock harvest than that needed to control water and wind erosion. An extensive effort is needed to develop advanced cropping systems that greatly expand biomass production to sustainably supply cellulosic feedstock without undermining crop and soil productivity. 10.2134/agronj2007.0150}, author = {Wilhelm, W. W. and Johnson, Jane M. and Karlen, Douglas L. and Lightle, David T.}, citeulike-article-id = {2053104}, citeulike-linkout-0 = {http://dx.doi.org/10.2134/agronj2007.0150}, citeulike-linkout-1 = {http://agron.scijournals.org/cgi/content/abstract/99/6/1665}, day = {6}, doi = {10.2134/agronj2007.0150}, journal = {Agron J}, keywords = {agriculture, agriculture-productivity, agronomy, bio}, month = {November}, number = {6}, pages = {1665--1667}, posted-at = {2007-12-03 22:54:37}, priority = {0}, title = {Corn Stover to Sustain Soil Organic Carbon Further Constrains Biomass Supply}, url = {http://dx.doi.org/10.2134/agronj2007.0150}, volume = {99}, year = {2007} }

TY - JOUR ID - citeulike:2053104 L3 - citeulike-article-id:2053104 N2 - Sustainable aboveground crop biomass harvest estimates for cellulosic ethanol production, to date, have been limited by the need for residue to control erosion. Recently, estimates of the amount of corn (Zea mays L.) stover needed to maintain soil carbon, which is responsible for favorable soil properties, were reported (5.2512.50 Mg ha1). These estimates indicate stover needed to maintain soil organic carbon, and thus productivity, are a greater constraint to environmentally sustainable cellulosic feedstock harvest than that needed to control water and wind erosion. An extensive effort is needed to develop advanced cropping systems that greatly expand biomass production to sustainably supply cellulosic feedstock without undermining crop and soil productivity. 10.2134/agronj2007.0150 IS - 6 JF - Agron J EP - 1667 TI - Corn Stover to Sustain Soil Organic Carbon Further Constrains Biomass Supply VL - 99 SP - 1665 KW - agriculture KW - agriculture-productivity KW - agronomy KW - bio AU - Wilhelm, WW AU - Johnson, Jane AU - Karlen, Douglas AU - Lightle, David PY - 2007/11/06/ UR - http://dx.doi.org/10.2134/agronj2007.0150 ER -