Results 31 to 40 of about 17,694 (204)

\u3ci\u3eForficula Auricularia\u3c/i\u3e L. (Dermaptera: Forficulidae) in Michigan [PDF]

open access: yes, 2017
(excerpt) Although Forficula auricularia Linnaeus, the European Earwig, has been known to occur in Ontario, Canada since prior to 1937 (Vickery and Kevan, 1967), invasion of Michigan by this species is of more recent date. A specimen in the University of
Cantrall, Irving J.
core   +2 more sources

Pemberian Salep Ekstrak Bunga Biduri (Calotropis gigantea) untuk Penyembuhan Luka pada Mencit (Mus musculus) Secara Klinis dan Histopatologis

open access: yesBiotik: Jurnal Ilmiah Biologi Teknologi dan Kependidikan, 2019
Milkweed (Calotropis gigantea) flower has some important compounds in wound healing such as alkaloids, flavonoids, tannins, karbohydrates, glikosides, phenols, saponins, protein and amino acid, and calothropin.
Marphirah Marphirah
doaj   +1 more source

\u3ci\u3eChrysochus Auratus\u3c/i\u3e (Coleoptera: Chrysomelidae) Absolved as Pecan Pest [PDF]

open access: yes, 2017
Chrysochus auratus, the dogbane beetle, has been erroneously implicated as a pecan defoliator in the early literature.
Williams, Charles E
core   +2 more sources

Climatic history, constraints, and the plasticity of phytochemical traits under water stress

open access: yesEcosphere, 2022
Environmental stress can induce changes in organismal traits and in resulting intraspecific variation. The nature of such effects will depend on the plasticity of trait expression and on any ecological constraints to such expression.
Aramee C. Diethelm   +5 more
doaj   +1 more source

Effects on Fitness and Behavior of Monarch Butterfly Larvae Exposed to a Combination of Cry1Ab-Expressing Corn Anthers and Pollen [PDF]

open access: yes, 2005
Anthers and pollen from corn, Zea mays L., expressing Bacillus thuringiensis (Bt)-derived protein frequently fall onto common milkweed, Asclepias syriaca L., growing in and near corn fields. Previous studies have shown that, alone, Bt anthers do not pose
Anderson, Patricia   +4 more
core   +3 more sources

Monarch butterfly population decline in North America: identifying the threatening processes [PDF]

open access: yesRoyal Society Open Science, 2017
The monarch butterfly (Danaus plexippus) population in North America has sharply declined over the last two decades. Despite rising concern over the monarch butterfly's status, no comprehensive study of the factors driving this decline has been conducted.
Wayne E. Thogmartin   +12 more
doaj   +1 more source

A Landscape-Level Assessment of Restoration Resource Allocation for the Eastern Monarch Butterfly

open access: yesFrontiers in Environmental Science, 2021
The Monarch butterfly eastern population (Danaus plexippus) is in decline primarily due to habitat loss. Current habitat restoration programs focus on re-establishing milkweed, the primary food resource for Monarch caterpillars, in the central United ...
Rodrigo Solis-Sosa   +4 more
doaj   +1 more source

Milkweed Production Trials [PDF]

open access: yes, 2017
Milkweed (Asclepias syriaca) is a plant native to North America and has recently become the focus of conservation programs as milkweed is the sole food source for the Monarch butterfly larvae.
Darby, Heather   +4 more
core   +1 more source

Preventing a Risk/Risk Trade-off: An Analysis of the Measures Necessary to Increase U.S. Pollinator Numbers [PDF]

open access: yes, 2017
This Note will proceed in four parts. Part II will discuss the importance of pollinators and the possible reasons for their declining numbers. Part III will delve into the current and proposed actions to increase pollinator populations that are taking ...
Acchiardo Vallejo, Camila
core   +2 more sources

Defence traits vary across leaf ages in the thistles (Cardueae)

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Plants produce a variety of structural and chemical defences to deter herbivores, which can covary across every scale of biological organization. Along these lines, it has been suggested that young leaves differ from old leaves in their defence strategies, but studies ...
Miranda A. Sinnott‐Armstrong   +9 more
wiley   +1 more source

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