Results 41 to 50 of about 5,318 (204)

Biological Activity of Prunus Domestica (Rosaceae) and Rhamnus Cathartica (Rhamnaceae) leaves extracts against the Mosquito Vector, Culex Pipiens L. (Diptera: Culicidae)

open access: yesEgyptian Academic Journal of Biological Sciences F Toxicology & Pest Control, 2019
The activity of methanol, chloroform and petroleum ether extracts of Prunus domestica and Rhamnus cathartica leaves against third-instar larvae of the filarial vector, Culex pipiens (Diptera: Culicidae) and resulted pupae were evaluated. In addition, the
Ahmed Shehata
semanticscholar   +1 more source

First Record of the Soybean Aphid, \u3ci\u3eAphis Glycines\u3c/i\u3e (Hemiptera: Sternorrhyncha: Aphididae) in Connecticut and Massachusetts [PDF]

open access: yes, 2018
The soybean aphid, Aphis glycines Matsumara, was first found in the United States in Wisconsin in the summer of 2000. Since that time it has spread to 21 states, primarily in the upper Midwest and 3 Canadian provinces.
Rutledge, Claire E
core   +2 more sources

ANATOMIC INVESTIGATION OF HUNGARY'S COMMON SHRUB SPECIES [PDF]

open access: yesPro Ligno, 2015
In Hungary a huge part of wooden plants are shrubs. Flora of hungarian forests is among the richest in Europe. Many plants can be classified as shrubs or trees as well, circumstances during their development define what they will become.
Eszter ANTALFI, Sándor FEHÉR
doaj  

Variable Isotopic Compositions of Host Plant Populations Preclude Assessment of Aphid Overwintering Sites

open access: yesInsects, 2017
Soybean aphid (Aphis glycines Matsumura) is a pest of soybean in the northern Midwest whose migratory patterns have been difficult to quantify. Improved knowledge of soybean aphid overwintering sites could facilitate the development of control efforts ...
Michael S. Crossley   +4 more
doaj   +1 more source

Photosynthesis and Growth of Rhamnus caroliniana during Drought and Flooding: Comparisons to the Invasive Rhamnus cathartica [PDF]

open access: yesHortScience, 2004
Rhamnus caroliniana Walt. (carolina buckthorn or indian cherry) is an attractive small tree or shrub found in diverse habitats in the United States. Because the species occurs in both mesic and xeric soils, we questioned whether selections of carolina buckthorn could be marketed as new nursery crops resistant to both drought and flooding.
J. Ryan Stewart, William R. Graves
openaire   +1 more source

Qualitatively assessing trade‐offs and co‐benefits at local scales when considering carbon outcomes among other management goals

open access: yesEcological Solutions and Evidence, Volume 7, Issue 1, January–March 2026.
Natural resource professionals are increasingly tasked with considering how management actions impact carbon outcomes alongside other management actions. We developed and tested a flexible and approachable framework to guide land managers in qualitatively analysing local‐scale trade‐offs.
Adrienne B. Keller   +5 more
wiley   +1 more source

An anatomical study of Rhamnus cathartica L. and Rhamnus pallasii Fisch. & C.A.Mey. (Rhamnaceae) in north of Iran [PDF]

open access: yesNova Biologica Reperta, 2016
Rhamnus L. is the genus of Rhamnaceae in Iran with nearly eight species. These species are used as valuable shrubs. This research was carried out in order to investigate the anatomical leaf. Samples from nine populations of Rhamnus pallasii and Rhamnus cathartica were taken.
Samaneh Mahdiyani   +3 more
openaire   +2 more sources

ENVIRONMENTAL VARIABLES ASSOCIATED WITH INVASIVE GLOSSY BUCKTHORN (FRANGULA ALNUS MILL.) AND INDIRECT CONTROL STRATEGIES FOR FOREST MANAGERS [PDF]

open access: yes, 2016
Glossy buckthorn (Frangula alnus Mill.) is one of the most prominent non-native invasive plant species affecting New England forests. It quickly invades a forest and can create a dense understory effectively altering the species composition and dynamics
KOZIKOWSKI, JOSHUA GLIDDEN
core   +1 more source

Impact of Reduced-Risk Insecticides on Soybean Aphid and Associated Natural Enemies [PDF]

open access: yes, 2009
Insect predators in North America suppress Aphis glycinesMatsumura (Hemiptera: Aphididae) populations; however, insecticides are required when populations reach economically damaging levels. Currently, insecticides used to manage A.
Johnson, Kevin   +3 more
core   +3 more sources

Rethinking the role of colour in avian fruit choices and foraging mechanisms

open access: yesFunctional Ecology, Volume 39, Issue 11, Page 3325-3338, November 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Mutualistic interactions between fleshy‐fruited plants and frugivorous animals that disperse seeds are important for the organization and regeneration of ecosystems worldwide.
João Vitor S. Messeder   +4 more
wiley   +1 more source

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