supported by the National Natural Science Foundation of China(No.31271642);the Natural Science Foundation of Education Department of Jiangsu Province(No.09KJB20013,No.12KJB520018);the Six Talent Summit Project of Jiangsu Province(No.2011-NY039);the Science and Technology Innovation Development Foundation of Yangzhou University(No.2015CXJ022)
Wheat biomass can be estimated using appropriate spectral vegetation indices.However,the accuracy of estimation should be further improved for on-farm crop management.Previous studies focused on developing vegetation ...