海量图书期刊资源，随时随地畅享阅读乐趣
Two natural cerato-ulmin (CU)-deficient mutants of Ophiostoma novo-ulmi: one has an introgressed O. ulmi cu gene, the other has an O. novo-ulmi cu gene with a mutation in an intron splice consensus sequenceN. D. Pipe; C. M. Brasier; K. W. Buck · 2000