Results 81 to 90 of about 147,037 (114)

Mineral Survey Field Notes - MS 991

open access: yes, 1894
The original field notes for Mineral Survey No. 991. These are the best possible images. Pages may have poor contrast, bleed-through, light text, etc.U.S. DEPARTMENT OF INTERIOR U.S.
United States Department of the Interior   +1 more
core  

Eighteen 5,7-Dihalo-8-quinolinol and 2,2′-Bipyridine Co(II) Complexes as a New Class of Promising Anticancer Agents

open access: yes, 2019
Here we first report the design of a series of bis-chelate Co­(II) 5,7-dihalo-8-quinolinol-phenanthroline derivative complexes, [Co­(py)­(QL1)2] (Co1), [Co­(py)­(QL2)2] (Co2), [Co­(Phen)­(QL1)2] (Co3), [Co­(Phen)­(QL2)2] (Co4), [Co­(DPQ)­(QL1)2]·(CH3OH)4
Hua-Hong Zou (1672876)   +9 more
core   +1 more source

CL - ANO XX - Nº 991 - mar. 1936

open access: yes, 1936
A edição digitalizada possui partes com alto grau de deterioração, podendo conter alguns trechos de texto ...

core  

Le genre Eurysternus Dalman, 1824 (Scarabaeidae : Scarabaeinae : Oniticellini), revision taxonomique et cles de determination illustrees

open access: yes, 2009
Dung Beetles (Scarabaeinae) are recognized and used as one of the principal bioindicators of ecosystem health and classification. The genus Eurysternus is one of the dominant taxa of Scarabaeinae in the Neotropical region where they have a key impact on ...
Francois Genier
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Изменение уровня гормонов стресса в теле личинок картофельной коровки Henosepilachna vigintioctomaculata Motschulsky, 1858 (Coleoptera: Coccinellidae) в ответ на стрессоры различного генеза

open access: yesАмурский зоологический журнал
Стрессор — любое достаточно сильное воздействие на организм: жара, холод, голод, интоксикация и т. д. Гормоны стресса оказывают определенный физиологический эффект на организм насекомого.
Марина Владимировна Ермак   +3 more
doaj  

Annotated checklist of the moths and butterflies (Lepidoptera) of Canada and Alaska

open access: yes, 2018
The first comprehensive checklist of the Lepidoptera of Canada and Alaska is presented. Taxonomic papers, historical regional checklists, and many collections were consulted to prepare the list.
Jeremy R. deWaard   +11 more
core  

DRAGONFLY FAUNA OF SRI LANKA: distribution and biology, with threat status of its endemics

open access: yes, 2014
Dragonflies are strikingly beautiful insects and small colourful pearls of Sri Lanka's remarkable biodiversity. At present, 124 species are known from the island, of which almost half are endemic.
Ali Šalamun   +3 more
core  

Linz, AT-OOeLB, Hs.-991 (Autogr. des Statthalters Philipp Freih. v. Skribensky, 1843)

open access: yes
LINZ, AT-OOELB, HS.-991 (AUTOGR. DES STATTHALTERS PHILIPP FREIH. V. SKRIBENSKY, 1843) Linz, AT-OOeLB, Hs.-991 (Autogr. des Statthalters Philipp Freih. v.

core   +1 more source

Climatic Risk Atlas of European Butterflies

open access: yes, 2008
The overarching aim of the atlas is to communicate the potential risks of climatic change to the future of European butterflies. The main objectives are to: (1) provide a visual aid to discussions on climate change risks and impacts on biodiversity and ...
Irma Wynhoff   +15 more
core  

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