Results 181 to 190 of about 6,080 (204)

Notes on Psyllidae (Homoptera)

1920
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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American psyllidae III (Triozinae)

1911
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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Philippine and Asiatic Psyllidae

1917
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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On some Cuban Psyllidae (Homoptera)

1944
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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A New Euphalerus and Notes on Other Species of Psyllidae from Idaho (Homoptera: Psyllidae)

Annals of the Entomological Society of America, 1946
This paper presents the description of a new species of Euphalerus and some notes on the distribution, host plants and biology of several other species of Psyllidae collected in Idaho. In addition, the rearing of three genera of parasites from hackberry psyllids is reported. The opportunity of making most of these collections was afforded by the United
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Notes on North American Psyllidae

1904
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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NEW PSYLLIDS FROM ALBERTA (PSYLLIDAE, HOMOPTERA)

The Canadian Entomologist, 1939
The following dexriptions are based on specimens collected by Mr. E. H. Strickland in Alberta, Canada. All holotypes and allotypes are deposited in the Canadian National Collection at Ottawa, Ontario. Paratypes are in the collection at the University of Alberta, Edmonton, and in the Caldwell collection at Ohio State University, Columbus.
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Some new North American Psyllidae (Homoptera)

1938
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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On the Psyllidae of New Zealand (Homoptera)

1952
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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The population dynamics of Cardiaspina albitextura (Psyllidae).

Australian Journal of Zoology, 1964
During the last 16 years, the numbers of Cavdiaspina albitextura rose from low to high in many places, and either remained high or eventually resumed their original levels. In other places, the numbers of the psyllid remained low although they fluctuated considerably.
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