2 books found
A systematic study of the North American species of the aphid genus Myzus Passerini is presented in this publication. It brings together the known species, listing their hosts and giving their distributions, the locations of their types, and descriptions, drawings, and keys for their separation.
by Walter Wilkes Preston
1901 · Genealogical Publishing Company
Recognized as the best history of Harford County ever published, this work's genealogical importance is based on its numerous biographical sketches of the county's leading citizens, as well as lists of non-associators and non-enrollers, soldiers, and government functionaries.