Results 161 to 170 of about 127,728 (305)

Foraging on some nonfloral resources by stingless bees (Hymenoptera, Meliponini) in a caatinga region

open access: yesBrazilian Journal of Biology
In a caatinga region the flowers and nonfloral resources visited by highly eusocial bees, stingless beess and Apis mellifera (Africanized honey bee) were studied.
M. C. A. Lorenzon, C. A. R. Matrangolo
doaj   +1 more source

Regional Differences in U.S. Consumer Preferences for Native Woody Shrubs With Varying Aesthetic Characteristics

open access: yesAgribusiness, EarlyView.
ABSTRACT Native plants offer a variety of aesthetic (e.g., fall colour, fruit, flowers) and functional benefits (e.g., pollinator friendly, wildlife friendly, water management). How these benefits influence consumer choice and perceived value of native versus introduced plants is not well understood.
Alicia Rihn   +3 more
wiley   +1 more source

Floral resources and habitat affect the composition of hummingbirds at the local scale in tropical mountaintops

open access: yesBrazilian Journal of Biology
Hummingbird communities tend to respond to variation in resources, having a positive relationship between abundance and diversity of food resources and the abundance and/or diversity of hummingbirds.
LC Rodrigues, M Rodrigues
doaj   +1 more source

Exploration of flowering control in Lolium perenne L. [PDF]

open access: yes, 2009
End of project reportFlowering or heading in Lolium perenne (perennial ryegrass) is induced by a period of vernalization, followed by long days at higher temperatures.
Byrne, Stephen   +3 more
core  

Pricing Dynamics in the US Hemp Market: A Vertical Price Transmission Analysis of the Hemp Value Chain

open access: yesAgribusiness, EarlyView.
ABSTRACT The US hemp market is a new and nascent industry that has been devoid of research for about half a century. This study examined the effects of exogenous shock on price at each phase of the value chain—Farm (hemp biomass), and its impact on prices at other phases of the value chain—Intermediary Processor (crude cannabidiol hemp) and Final ...
Solomon Odiase   +2 more
wiley   +1 more source

Economic Contributions of the California Nursery Industry [PDF]

open access: yes
Crop Production/Industries,
Carman, Hoy F., Rodriguez, Ana Maria
core   +1 more source

The Role of Certifications in Improving Household Food Security Among Peruvian Farmers

open access: yesAgribusiness, EarlyView.
ABSTRACT Achieving global food security requires sustainable transformations in agri‐food systems. Voluntary Sustainability Standards (VSS) such as Organic and Fairtrade aim to internalize certain social and environmental costs while promoting more equitable value distribution, improved market access, and sustainable production practices.
Lisa‐Marie Schulte, Awudu Abdulai
wiley   +1 more source

Significance of Self‐Expandable Metallic Stent for Postoperative Intra‐Abdominal Infection After Pancreatoduodenectomy in Patients With a Hard Pancreas

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
ABSTRACT Background Self‐expandable metal stents (SEMS) are often used for preoperative biliary drainage in pancreatoduodenectomy (PD); however, their impact on postoperative intra‐abdominal infection (POAI) remains unclear. This study aimed to evaluate the clinical significance of SEMS in relation to POAI.
Kosuke Mori   +9 more
wiley   +1 more source

ALCOA #1 (41AN87): A Frankston Phase Settlement along Mound Prairie Creek, Anderson County, Texas [PDF]

open access: yes, 1991
The ALCOA #1 (41AN87) site is a Frankston Phase (ca. A.D. 1400-1650) site located on a high alluvial terrace of Mound Prairie Creek, about seven kilometers northeast of Palestine, Texas.
Amick, Clyde   +4 more
core   +1 more source

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