Results 101 to 110 of about 252,267 (326)

The Individual and Combined Effects of Warming and Atrazine on Lithobates pipiens Phenotypes: Implications for Frog Declines

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, EarlyView.
ABSTRACT Amphibians are the most threatened vertebrate class globally. Climate change, agrochemicals, and/or pathogens and parasites are implicated in contributing to amphibian declines, either singly or in combination. We investigated individual and combined effects of elevated temperatures and atrazine (2.0 μg/L) on Lithobates [formerly Rana] pipiens
Melody J. Gavel   +7 more
wiley   +1 more source

Managing resistance: Evaluating alternative herbicides for glyphosate-resistant smooth pigweed (Amaranthus hybridus) in the Republic of South Africa

open access: yesWeed Technology
Herbicide resistance poses a significant challenge due to the increasing number of weeds resistant to multiple sites of action (SOAs). Recently, smooth pigweed populations resistant to glyphosate have been confirmed in the KwaZulu-Natal Province in the ...
Nhlanhla M. Shabangu   +4 more
doaj   +1 more source

Long Season Corn Silage Performance Trial Summary [PDF]

open access: yes, 2017
Conducted by Dr. Heather Darby and the University of Vermont Northwest Crops and Soils Program Long season corn (96-110 day relative maturity) silage hybrids in Alburgh, VT Planting Date: 5/17/2017 Harvest Date: 9/26 ...
Darby, Heather
core   +2 more sources

Nitrogen rates shaping rice yield and groundwater nitrate in the Jamuna River basin of north central Bangladesh

open access: yesJSFA reports, EarlyView.
Abstract Background Understanding how varying nitrogen fertilizer rates influence both rice productivity and groundwater nitrate contamination is critical for ensuring sustainable crop production and environmental protection in the Jamuna River Basin of north‐central Bangladesh.
Md. Israfil Haq   +4 more
wiley   +1 more source

Bulletin No. 14: Creating New Landscapes with Herbicides, A Homeowner\u27s Guide [PDF]

open access: yes, 1963
A how-to-do-it handbook describing the formulations and techniques to be used in eliminating unwanted plants such as poison ivy. The use of herbicides in naturalistic landscaping, wildlife and woodlot management are included.
Goodwin, Richard H., Niering, William A.
core   +1 more source

The regulatory frameworks surrounding CRISPR‐edited papaya and their impact on international commerce

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract The papaya tree (Carica papaya L.), native to the Americas, is cultivated in tropical regions and holds substantial economic importance, with an estimated export volume of 365 000 t in 2023. However, diseases caused by viruses, fungi, bacteria, and nematodes can lead to severe losses.
Luíza Favaratto   +7 more
wiley   +1 more source

Herbicide impacts on exotic grasses and a population of the critically endangered herb "Calystegia affinis" (Convolvulaceae) on Lord Howe Island [PDF]

open access: yes, 2013
Introduced perennial grasses are capable of altering the habitat of native species, causing reductions in population size and vigour, and potentially affecting life-history processes such as survival, pollination and seedling recruitment. We examined the
Auld, Tony D.   +5 more
core  

Predicting long‐term population viability for an imperiled salamander under future climate changes

open access: yesThe Journal of Wildlife Management, EarlyView.
We evaluated the long‐term viability of 2 reticulated flatwoods salamander (Ambystoma bishopi) populations in response to multiple future climate change scenarios. We found that there is a high probability of extinction by 2100 under some scenarios, mostly driven by severe droughts and repeated reproductive failure. Conservation actions should focus on
Houston C. Chandler   +3 more
wiley   +1 more source

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