Escherichia coli ACETYL-CoA CARBOXYLASE (ACCase) accD SUBUNIT GENE EXPRESSION VECTOR CONSTRUCTION AND GENETIC TRANSFORMATION QTL Analysis of 18-C Unsaturated Fatty Acid Contents in Zero-Erucic Rapeseed (Brassica napus L.) A Genetic Analysis of Fatty Acid Content in Recombinant Inbred Lines of Flax A Study on Fatty Acids of Corn Kernels in China