@article {3389,
	title = {Primary report on studies on overcoming the interspecific incompatibility and hybrid abortion between series A and B in the section Batatas},
	journal = {Acta Agron. Sin.},
	volume = {19},
	number = {2},
	year = {1993},
	pages = {111-119},
	type = {in Chinese with an English abstract},
	author = {Wang, J.-X.}
}
