Results 131 to 140 of about 122,237 (256)

Deep reefs are not refugium for shallow-water fish communities in the southwestern Atlantic. [PDF]

open access: yesEcol Evol, 2021
Medeiros APM   +5 more
europepmc   +1 more source

Degree of insecticide exposure and access to nectar impact survival of Trissolcus japonicus, a hymenopteran parasitoid, in flowering border strips

open access: yesAgricultural and Forest Entomology, EarlyView.
We applied three thiamethoxam spray treatments to buckwheat border strips: control (no nearby spray), drift (adjacent peach trees directly sprayed) and direct spray (buckwheat and peaches directly sprayed). Drift‐treated buckwheat received about 1.4% the amount of thiamethoxam as direct‐spray buckwheat. This amount has no lethal effects on parasitoids,
Emma O. Waltman, Anne L. Nielsen
wiley   +1 more source

The Axiidea in the Museum of Oceanography Petrônio Alves Coelho, Recife, Brazil, with Some Remarks on the Biology of the Species

open access: yesTaxonomy
Axiidea housed in the collection of the Museu de Oceanografia Prof. Petrônio Alves Coelho, Universidade Federal de Pernambuco (MOUFPE) were studied. This collection contains 66% of the total diversity of axiideans recorded from the continental shelf of ...
Patricio Hernáez, Jesser F. Souza-Filho
doaj   +1 more source

Farmers' pro‐social motivations and willingness‐to‐accept in markets with public goods

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract To explain how some farmers' decisions may diverge from profit‐maximization, we incorporate proactive social preferences for public goods in an expected utility framework, in addition to reactive risk preferences to uncertainty. We offer empirical evidence that proactive preferences influence farmers' decisions alongside reactive preferences ...
Jill Fitzsimmons   +2 more
wiley   +1 more source

Environmental and Human Controls of Ecosystem Functional Diversity in Temperate South America [PDF]

open access: yes, 2013
The regional controls of biodiversity patterns have been traditionally evaluated using structural and compositional components at the species level, but evaluation of the functional component at the ecosystem level is still scarce.
Alcaraz Segura, Domingo   +3 more
core   +1 more source

When First Nations Don't Count: H.V. Evatt and the Erasure of Palestinian Rights

open access: yesAustralian Journal of Politics &History, EarlyView.
As Minister for External Affairs in the Chifley Government, Herbert Vere Evatt played a pivotal role at the United Nations in securing the partition of Palestine and recognition of the State of Israel. These endeavours were represented by Evatt and in subsequent commentary as exemplifying Evatt's commitment to justice.
Jeff Rickertt
wiley   +1 more source

The megageomorphology of the radar rivers of the eastern Sahara [PDF]

open access: yes
The Eastern Sahara is devoid of surface drainage; this unusual characteristic distinguishes its morphology from that of most other desert regions where running water dominates landscape development.
Breed, Carol S.   +2 more
core   +1 more source

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