The North American species ofPsyllafrom willow, with descriptions of new species and notes on biology (Homoptera: Psyllidae)
Autor: | D. D. Jensen |
---|---|
Rok vydání: | 1951 |
Předmět: | |
Zdroj: | Hilgardia. 20:299-324 |
ISSN: | 0073-2230 |
DOI: | 10.3733/hilg.v20n16p299 |
Popis: | This paper deals with the taxonomy and biology of the fourteen species of Psylla known to breed on willow, and seven believed to breed on willow, in North America. The following are new species described here for the first time: Psylla spiculata Psylla tenuata Psylla nordica Psylla yosemitensis |
Databáze: | OpenAIRE |
Externí odkaz: |