TY - Front. Agric. China A1 - Wenke LIU T1 - Correlation between specific fine root length and mycorrhizal colonization of maize in different soil types Y1 - 2009-03-05 JF - Frontiers of Agriculture in China JO - Front. Agric. China SP - 13 EP - 15 VL - 3 IS - 1 UR - https://academic.hep.com.cn/fag N1 - 10.1007/s11703-009-0004-3 ER -