Results 41 to 50 of about 4,268 (205)

Marginal and External Gorgany flora’s synanthropization

open access: yesБіологічні студії, 2015
A scarce information is avaliable on vascular plants of Marginal and External Gorgany flora. A focused study of its synanthropic component was not implemented.
K. Danylyuk
doaj   +1 more source

Assessment of vegetation condition and health at Claudelands Bush (Jubilee Bush; Te Papanui) [PDF]

open access: yes, 2010
As the largest remnant indigenous natural area, Claudelands Bush is a key asset for Hamilton city. With a history including clearance, logging and grazing; high numbers of plant species have been lost from the bush.
Clarkson, Bruce D., Cornes, Toni S.
core   +1 more source

\u3ci\u3eUrophora Quadrifasciata\u3c/i\u3e (Diptera: Tephritidae), An Introduced Seedhead Fly New to Midwestern North America [PDF]

open access: yes, 2017
The Old World tephritid Urophora quadrifasciata, a gall-inducing seed- head fly, was released in western and eastern North America for the biological control of knapweeds, Centaurea spp. (Asteraceae). Its establishment in the West (BC, CA, ID, MT, OR, WA)
Wheeler, A. G, Jr.
core   +2 more sources

Hylaeus (Hylaeana) dominicalis, a new species and the first colletid bee recorded from Dominica, Lesser Antilles [PDF]

open access: yes, 2020
A new species of colletid bee, Hylaeus (Hylaeana) dominicalis Gibbs, new species, is described and figured from the Commonwealth of Dominica. The new species can be distinguished from consubgeneric species in the Caribbean Islands based on the ...
Gibbs, Jason
core   +2 more sources

The genus Sipha Passerini (Hemiptera: Aphididae) in North America [PDF]

open access: yes, 2013
Five species of the aphid genus Sipha Passerini (Hemiptera: Aphididae) are reported in North America and are reviewed herein. Of these species, three are adventive species and include: Sipha elegans del Guercio, Sipha glyceriae (Kaltenbach), and Sipha ...
Ames, Lisa M.   +2 more
core  

New and Noteworthy Plants of Texas [PDF]

open access: yes, 2010
Rhexia alifanus (Melastomataceae) and Rhynchospora inundatum (Cyperaceae), both previously reported in the state, are documented as part of the flora of the state.
Holmes, Walter C.   +2 more
core   +1 more source

Crop wild relatives inventory and conservation in the Primorsky Region of the Russian Federation

open access: yesТруды по прикладной ботанике, генетике и селекции, 2019
Background. The Primorsky Region is the most floristically diverse region of the Russian Federation and the Russian Far East because of the richness of the local endemic vegetation.
G. V. Talovina, E. V. Aistova
doaj   +1 more source

Vegetation and Flora of the Sand Deposits of the Mississippi River Valley in Northwestern Illinois [PDF]

open access: yes, 2006
This study was undertaken to determine vascular plant species composition, vegetation structure, and floristic quality of the major plant communities in the windblown sand deposits of northwestern Illinois during the growing seasons of 2002 through ...
Busemeyer, Daniel T.   +6 more
core  

Practical methodology of assessing probability of establishment of adventive plant pests

open access: yesAgricultural Science and Practice, 2016
Aim. To develop practical methodology of assessing the probability of establishment of adventive pests out- side of their native range of distribution, using specialized software. Methods. International standards for pest risk analysis ISPM No. 2, ISPM No. 11, ISPM No. 21, РМ 5/1(1), РМ 5/2(2), РМ 5/3(5), РМ 5/5(1) and Agro Atlas (Afonin et al., 2008),
Yu. Klechkovskyi   +4 more
openaire   +1 more source

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