Results 101 to 110 of about 10,270 (163)

Controlling garden insects [PDF]

open access: yes, 1942
Caption title.At head of title: A wartime publication.Digitized 2006 AES ...
Haseman, Leonard, 1884-1969
core  

The evolutionary ecology of Leucocytozoon blood parasites of birds

open access: yes, 2009
Parasites can impose fitness effects on host populations: there may be seasonal and geographic variation in the interaction as well as over a longer time scale, host-parasite cospeciation.
Jenkins, Antoinette, Jenkins, Antoinette
core   +1 more source

Contribution to the knowledge of the Mallophaga (Phthiraptera, Amblycera, Ischnocera) of the birds from Peru. Part 2

open access: yesRevista Peruana de Biología, 2018
This study presents twelve species of Mallophaga collected from birds held in captive in a temporary or permanent enclosure in Peru. Four Mallophaga Amblycera: Colpocephalum turbinatum, Psittacobrosus amazonicus, Psittacobrosus burmeisteri y Kurodaia sp.,
Luis A. Gomez-Puerta   +1 more
doaj   +1 more source

Spraying Missouri fruits [PDF]

open access: yes, 1924
Cover ...
Talbert, Thomas Jesse, 1880-
core  

Chewing Lice (Mallophaga) Parasitic on Pycnonotus leucotis in Al- Diwaniya city

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2016
    This study done was carried out identify the species of parasitical lice on.   White cheeked bulbul(Pycnonotus leucotis).For this purpose 24 birds were collected from AlDiwaniya city and examined externally for the lice.The results showed that  P ...
H. M. Hamza, I. A. Marhoon, H. J. Nema
doaj  

Spartan Daily, January 14, 1948 [PDF]

open access: yes, 1946
Volume 36, Issue 61https://scholarworks.sjsu.edu/spartandaily/11021/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +7 more sources

Insect ectoparasites from wild passerine birds in the Czech Republic

open access: yesParasite, 2008
Wild passerine birds (Passeriformes) from northeastern part of the Czech Republic were examined for ectoparasites. Three species of louse-flies of the genus Ornithomya (Diptera: Hippoboscidae), two species of fleas of the genera Ceratophyllus and ...
Sychra O.   +3 more
doaj   +1 more source

Standardization of the bio-active compounds (rotenoids) from the extract of local plant species (derris elliptica) using the internal standard method of high performance liquid chromatography (HPLC) [PDF]

open access: yes, 2005
It is well known now that some plant species represent an efficient factory of chemicals, which are manufactured and used as bio-weapons against pest attacks. Extensive work has been done during the last few decades on these potentially useful compounds.
M. R., Sarmidi   +2 more
core  

Tomatoes for Canning [PDF]

open access: yes, 1931
PDF pages ...
Lancashire, E. R.
core  

Diversity and host associations of Myrsidea chewing lice (Phthiraptera: Menoponidae) in the tropical rainforest of Malaysian Borneo. [PDF]

open access: yesInt J Parasitol Parasites Wildl, 2020
Madrid RS   +9 more
europepmc   +1 more source

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