Results 41 to 50 of about 54,668 (312)

Temporary Programs, Lasting Questions: Ad Hoc Assistance in the U.S. Farm Safety Net

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Large ad hoc assistance programs have returned to U.S. farm policy since 2017, operating alongside a more developed safety net built around federally subsidized crop insurance, Title I commodity programs, and standing disaster assistance. This paper reviews the renewed use of ad hoc assistance, documents its recent scale using USDA data, and ...
Alejandro Plastina   +1 more
wiley   +1 more source

Evidence for virus-associated recapping behaviour in honey bees (Apis mellifera) with differential detection sensitivity between varroa-resistant and non-resistant colonies

open access: yesScientific Reports
Social immunity is vital for protecting honey bee colonies from pathogens and parasites. Among these threats, the parasitic mite Varroa destructor is particularly devastating, both by weakening parasitized bees and by transmitting several potentially ...
Amélie Noël   +5 more
doaj   +1 more source

Floral Diversity of Pollen Collected by Honey Bees (Apis mellifera L.) – Validation of the Chromatic Assessment Method

open access: yesJournal of Apicultural Science, 2016
Pollen collected from flowers by forager bees is the only natural protein source for the hive. This nutritional compound is fundamental for the nurse bee and brood development, and for the queen activity.
Conti Ida   +7 more
doaj   +1 more source

Transcriptomic and functional resources for the small hive beetle Aethina tumida, a worldwide parasite of honey bees

open access: yesGenomics Data, 2016
The small hive beetle (SHB), Aethina tumida, is a major pest of managed honey bee (Apis mellifera) colonies in the United States and Australia, and an emergent threat in Europe.
Matthew R. Tarver   +7 more
doaj   +1 more source

تشخیص مولکولی ویروس فلج مزمن زنبور عسل (CBPV) برای اولین بار در ایران [PDF]

open access: yesArchives of Razi Institute, 2015
در میان ویروس های آلوده کننده زنبور عسل، ویروس فلجی مزمن (CBPV) به عنوان عامل بوجود آورنده زیان های قابل توجه در کلنی های زنبور عسل شناخته شده است. ویروس فلجی مزمن  یک RNA ویروس تک رشته ای، پلی مورف و طبقه بندی نشده می باشد.
مجتبی محرمی   +1 more
doaj   +1 more source

Viral species differentially influence macronutrient preferences based on honey bee genotype

open access: yesBiology Open, 2022
Food quantity and macronutrients contribute to honey bee health and colony survival by mediating immune responses. We determined if this held true for bees injected with chronic bee paralysis virus (CBPV) and deformed wing virus (DWV), two common honey ...
Hannah J. Penn   +4 more
doaj   +1 more source

Climate change and perennial crop production: Evidence of yield impact and adaptation in California

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Perennial crops are economically important. They contribute to food security, providing essential nutrients that are often lacking in annual crops, and provide additional environmental benefits compared with annual crops. Despite their importance, empirical research on the impacts of climate change and adaptation on perennial crops remains ...
Yuanyuan Wen   +2 more
wiley   +1 more source

Honey: Antimicrobial actions and role in disease management [PDF]

open access: yes, 2009
The ancient treatment of dressing infected wounds with honey is rapidly becoming re-established in professional medicine, especially where wounds are infected with antibiotic-resistant bacteria.
Molan, Peter C.
core   +1 more source

The Italian National Beekeeping Registry (BDNA) as a Tool to Identify Areas Suitable for Controlled Mating of Honey Bees in Italy

open access: yesApplied Sciences, 2021
Honey bee mating is difficult to control as it occurs in flight, several kilometers away from the hive of origin of both queens and drones. In recent years, there has been an increase in the introduction into Italy of queen bees and swarms originating ...
Franco Mutinelli   +11 more
doaj   +1 more source

THE STING OF THE HONEY BEE. [PDF]

open access: yesThe Lancet, 1890
n ...
openaire   +1 more source

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