海量图书期刊资源,随时随地畅享阅读乐趣
<i>Arundinaria gigantea</i> : New to PennsylvaniaKrayesky, David M.; Chmielewski, Jerry G. · Rhodora · 2014
Noteworthy Collections: PennsylvaniaChmielewski, Jerry G. · Castanea · 2012
Noteworthy Collections: PennsylvaniaJerry G. Chmielewski · Castanea · 2010
Noteworthy Collections: PennsylvaniaJerry G. Chmielewski · Castanea · 2012
PennsylvaniaChmielewski, Jerry G. · Castanea · 2010
New Reports of Nonnative Plants in PennsylvaniaKrayesky, David M.; Chmielewski, Jerry G. · Castanea · 2016
Additions to the Sphagna of Northwestern Pennsylvania: Noteworthy CollectionsKrayesky, David M.; Chmielewski, Jerry G. · Evansia · 2016
DOCUMENTED PLANT CHROMOSOME NUMBERS 1986:1. MISCELLANEOUS COUNTS IN ASTER (COMPOSITAE)JERRY G. CHMIELEWSKI · SIDA, Contributions to Botany · 1986
DNA and ascomycete systematicsEriksson, Ove E. · Canadian Journal of Botany · 1995
COLONY DIFFERENTIATION IN EUDORINAGoldstein, Melvin · Canadian Journal of Botany · 1967
<i>Seimatosporium rossicum</i> anam.-sp.nov.Raj, T. R. Nag; Mel'nik, V. · Canadian Journal of Botany · 1990
Megasporogenesis and microsporogenesis in <i>Vicia faba</i>Mitchell, John P. · Canadian Journal of Botany · 1975
AEROBIOLOGICAL SAMPLING METHODS FROM AIRCRAFTKelly, C. D.; Pady, S. M.; Polunin, Nicholas · Canadian Journal of Botany · 1951
TOBACCO ETCH VIRUS IN ONTARIOStover, R. H. · Canadian Journal of Botany · 1951
OBSERVATIONS ON QUATERNARY AMMONIUM DISINFECTANTSChaplin, C. E. · Canadian Journal of Botany · 1951
Ecosystem health and integrity?Wicklum, D.; Davies, Ronald W. · Canadian Journal of Botany · 1995