Results 11 to 20 of about 83,565 (168)

The potential of rearing juveniles of bluegill, Lepomis macrochirus, in a biofloc system

open access: yesAquaculture Reports, 2020
Biofloc technology (BFT) can potentially enhance growth and provide supplemental nutrition to some fish species, but this has not been investigated in bluegill Lepomis macrochirus juveniles. In this study, L.
Hayden Fischer   +5 more
doaj   +1 more source

Reuse of shipping materials in the intravitreal bevacizumab supply chain: feasibility, cost, and environmental impact

open access: yesInternational Journal of Retina and Vitreous, 2023
Background Intravitreal injections are the most common ophthalmic procedure worldwide and are also a prime opportunity for waste reduction. This study analyzes the feasibility, environmental impact, and cost of reusing shipping materials for intravitreal
Loi V. Vo   +3 more
doaj   +1 more source

Effect of Graded Levels of Fenugreek (Trigonella foenum-graecum L.) Seeds on the Growth Performance, Hematological Parameters, and Intestinal Histomorphology of Broiler Chickens

open access: yesVeterinary Sciences, 2022
Two experiments were conducted to evaluate the effects of fenugreek seeds (FS) as a potential alternative to antibiotic growth promoters in broiler chickens.
Deependra Paneru   +5 more
doaj   +1 more source

The Cluster Pine [PDF]

open access: yesNature, 1920
Pinus pinaster was probably introduced into Madeira about thirty years before the beginning of the nineteenth century—a hundred years too late to save from wanton extinction the forests of mountain laurel, Cerasus, Persea, juniper, and many a species exclusively Madeiran.
openaire   +1 more source

Why Rural Principals Leave

open access: yesThe Rural Educator, 2018
The purpose of this qualitative study was to explore the factors that influenced a principal’s decision to leave his or her rural school. Six principals who left their rural Minnesota schools within the previous year were interviewed to determine the ...
Cindy Hansen
doaj   +1 more source

Evaluating Stress-Mediated Microbial Pathogenesis in Golden Shiners, Notemigonus crysoleucas

open access: yesFrontiers in Physiology, 2022
Flavobacterium covae (columnaris) is a microbial pathogen of the Golden Shiner (Notemigonus crysoleucas), a principal bait species. We investigated the effects of density and water temperature on the survival of fish subjected to a columnaris challenge ...
Sindhu Kaimal   +5 more
doaj   +1 more source

Toxicity of Pine Monoterpenes to Mountain Pine Beetle

open access: yesScientific Reports, 2017
AbstractThe mountain pine beetle (Dendroctonus ponderosae; MPB) is an eruptive bark beetle species affecting pine forests of western North America. MPB are exposed to volatile monoterpenes, which are important host defense chemicals. We assessed the toxicity of the ten most abundant monoterpenes of lodgepole pine (Pinus contorta), a major host in the ...
Chiu, Christine C.   +2 more
openaire   +4 more sources

Roles of hormones, calcium and PmWRKY31 in the defense of Pinus massoniana Lamb. against Dendrolimus punctatus Walker

open access: yesForestry Research, 2021
Dendrolimus punctatus Walker is a major pest affecting Pinus massoniana Lamb. forests and can cause serious economic and ecological losses. WRKY transcription factors play important roles in coping with various environmental stresses and plant responses ...
Hu Chen   +6 more
doaj   +1 more source

The effects of size and surface-coating of CuO-nanoparticles on extractable Cu and enzyme activities in soil

open access: yesSoil & Environmental Health
The application of nano-enabled agricultural chemicals introduces metal oxide nanoparticles (NPs) into agricultural soils, with CuO-NPs as one of the most common. Because CuO-NPs can dissolve to release Cu ions, they often display different environmental
Kaushik Adhikari   +2 more
doaj   +1 more source

Antimicrobial and antioxidant properties of the acetone extracts of the leaves of Lagenaria siceraria and Cucurbita pepo

open access: yesFood Chemistry Advances, 2023
This study assessed and compared antimicrobial, antioxidant activity, and total phenolic content (TPC) of two commonly consumed vegetable leaves, i.e., bottle gourd (Lagenaria siceraria) and Pumpkin (Cucurbita pepo).
Sultana T, Islam S, Rahman A, Jahurul A
doaj   +1 more source

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