Results 71 to 80 of about 12,134 (316)

The role of arbuscular mycorrhizal fungi in the competition between invasive and native plants depends on the soil nitrogen form

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Plant invasion and nitrogen (N) deposition are escalating global change threats. Arbuscular mycorrhizal fungi (AMF) are increasingly recognized as critical mediators of plant invasion success, largely through their role in enhancing host nutrient acquisition.
Zhe‐Yang Su   +6 more
wiley   +1 more source

Elampus bidens

open access: yes
Published as part of Rosa, Paolo, Halada, Marek, Fateryga, Alexander V. & Proshchalykin, Maxim Yu., 2025, Contribution to the knowledge of the Uzbek cuckoo wasps (Hymenoptera, Chrysididae) with the first checklist and descriptions of new species, pp.
Rosa, Paolo   +3 more
openaire   +2 more sources

U.S. President Barack Obama, Vice President Joe Biden, and Dr. Jill Biden, talk about educational opportunities in the United States

open access: yes, 2015
President Barack Obama, Vice President Joe Biden, and Dr. Jill Biden, talk about educational opportunities in the United States. Obama announces his proposal to provide tuition-free education for community college students and discusses recent ...
Obama, Barack
core  

The Consequences of Soil Organic Carbon for Crop Yield, Farm Productivity and Profit

open access: yesAustralian Journal of Agricultural and Resource Economics, EarlyView.
ABSTRACT Crop choices affect soil organic carbon (SOC) stocks, allowing farmers to manipulate the amount of carbon sequestered in the soil over time. This paper examines the private and public benefits of crop rotations that sequester additional carbon across the province of Saskatchewan, Canada using a novel field‐level dataset from the Saskatchewan ...
Devin Allen Serfas
wiley   +1 more source

Tonatia bidens

open access: yes, 1982
Tonatia bidens (Spix, 1823). Sim. Vespert. Brasil., p. 65.TYPE LOCALITY: Brazil, Bahia, Rio Sao Francisco.DISTRIBUTION: Guatemala and Honduras to Peru, Venezuela, and Guianas; Paraguay; Brazil; Trinidad.ISIS NUMBER: 5301405008012001001.
James H. Honacki   +2 more
openaire   +3 more sources

Is there a case for a coal moratorium in Indonesia? Power sector optimization modeling of low-carbon strategies

open access: yesRenewable and Sustainable Energy Transition
Indonesia is one of the fastest growing economies in the world, with an electricity system reliant on fossil fuels and renewable electricity contributing a small portion of their growing demand.
Kalim U. Shah   +2 more
doaj   +1 more source

The State of Our Field: Introduction to the Special Issue

open access: yesJournal of Deliberative Democracy, 2014
This article introduces the special “State of the Field” issue. The essay highlights some of the key tensions that our field is wrestling with at the moment, and advocates that we think carefully about the terms we use to describe our work.
Laura Black   +2 more
doaj   +2 more sources

ABD’nin Biden dönemi Çin Politikası: Asya’ya Dönüş 2.0?

open access: yesCappadocia Journal of Area Studies, 2020
Bu çalışma, Biden yönetiminin, Trump yönetiminin ABD’nin çıkarlarını önceleyen “Önce Amerika” yaklaşımını terk ederek, ABD’nin hem Çin karşısında hem de küresel meselelerde müttefik ve ortakları ile daha uyumlu hareket edebileceği, çok taraflı ...
Emre Demir
doaj   +1 more source

Bidens chrysantha

open access: yes, 2007
Coreopsis chrysantha Linnaeus, Species Plantarum, ed. 2, 2: 1282. 1763. "Habitat in America." RCN: 6559. Type not designated. Original material: [icon] in Plumier in Burman, Pl. Amer.: 42, t. 53, f. 1. 1756. Current name: Bidens chrysantha (L.) DC. (Asteraceae).
openaire   +2 more sources

Unites States President Barack Obama and Dr. Jill Biden speak at Macomb Community College

open access: yes, 2015
Unites States President Barack Obama and Dr. Jill Biden deliver remarks at Macomb Community College. Obama pushes his plan for free community college education and invokes the memory of former President Ronald Reagan who visited the campus three decades ...
Obama, Barack
core  

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