Results 141 to 150 of about 35,644 (272)

Description of western Colorado Aphididae

open access: yes, 1950
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

A Contribution to Our Knowledge of the Aphididae of Utah [PDF]

open access: yes, 1924
There are many groups of insects in utah that have not been touched in a systematic way up to the present time, and to the knowledge of the author no systematic work has been done on the homopterous family Aphididae. Due to the very common occurrence of the aphids, or plant lice, and the need for a simple key that would aid in the determination of ...
openaire   +3 more sources

Bedeutung und Bekämpfung von Schadinsekten an Winterweizen und Winterraps in Schleswig-Holstein, 1999-2001, und der Trend der Insektizid-Behandlungen von 1999-2004 [PDF]

open access: yes, 2008
In the average of 1999 to 2004 winter wheat covered 64 % of the agricultural land of Schleswig-Holstein (331.000 ha), winter oilseed rape 31 %. These two important crops (covering 95 % of the acreage) were attacked in 1999 to 2001 by a) wheat: cereal ...
Basedow, Thies, Kirch, Gerd
core  

A catalogue of aphid parasitoids (Hymenoptera: Braconidae: Aphidiinae) from India [PDF]

open access: yes, 2011
A catalogue of aphidiine parasitoids (Hymenoptera: Braconidae: Aphidiinae) associated with various aphids species occurring in India was compiled. The present catalogue with 125 species under 22 genera has been further reinforced with not only all the ...
Akhtar, Mir Samim   +2 more
core   +1 more source

A Preliminary Account of the Aphididae of Poona

open access: yes, 1937
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Cinara tujafilina (del Guercio, 1909) - a new aphid record for Malta (Aphididae, Lachninae) [PDF]

open access: yes, 2013
The aphidofauna of the Maltese archipelago is currently composed of some one hundred recorded species (Mifsud & Pérez Hidalgo, 2011; Mifsud et al. 2011) of which only six species are associated with conifers.
Mifsud, David, Perez Hidalgo, Nicolas
core  

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