Results 91 to 100 of about 4,812,773 (194)

The relationship between aquatic macrophytes and water quality in Nta-Wogba Stream, Port Harcourt, Nigeria [PDF]

open access: yes, 2011
An empirical survey of macrophytes distribution and biomass from four stations, along Nta-wogba stream in Port Harcourt, Nigeria, was conducted between April and December 2007, to quantify the relationship between biomass, in stream nutrients and ...
Akinrotimi, O.A.   +2 more
core  

Valorization of Garcinia humilis Residues in Active Collagen/Starch Films for Biodegradable Packaging Applications

open access: yesPackaging Technology and Science, Volume 39, Issue 5, Page 517-531, May 2026.
Residues from Garcinia humilis were used to obtain a phenolic‐rich extract (GHRE) and incorporated into collagen–starch films. The addition of GHRE improved antioxidant activity, thermal stability and elasticity, while reducing water vapour permeability.
Érica da Costa Monção   +7 more
wiley   +1 more source

The complete chloroplast genome of a wild sweet potato, Ipomoea trifida (Kunth) G. Don

open access: yesMitochondrial DNA. Part B. Resources, 2019
Ipomoea trifida is a herbaceous plant of the family Convolvulaceae that is mainly distributed around the Caribbean Sea. In this study, we reported and analyzed the complete chloroplast genome of I. trifida.
Xin-Ping Wang   +2 more
doaj   +1 more source

Molecular studies on the sweet potato virus disease and its two causal agents [PDF]

open access: yes, 2002
The studies presented in this thesis contribute to an increased understanding of the molecular aspects, variability and interaction of the two most important viral pathogens of sweet potato (Ipomoea batatas L): Sweet potato feathery mottle virus (SPFMV ...
Kreuze, Jan
core  

WRKY Transcription Factors: Integral Regulators of Defence Responses to Biotic Stress in Crops

open access: yesPlant Biotechnology Journal, Volume 24, Issue 5, Page 2939-2955, May 2026.
ABSTRACT Crops are continually challenged by biotic stresses, including fungal, bacterial and viral pathogens and insect pests, which cause substantial yield and quality losses worldwide. WRKY transcription factors constitute a plant‐specific and functionally diverse family that is central to immune regulation.
Dongjiao Wang   +8 more
wiley   +1 more source

Spartocera batatas (Fabricius) (Hemiptera: Coreidae) : newly established in Florida [PDF]

open access: yes, 2005
Spartocera batatas (Fabricius) was found for the first time in the USA in Homestead, Florida, in 1995. Records from Brazil, British Guiana, Colombia, Dominica, Dominican Republic, Ecuador, Grenada, Jamaica, Martinique, Panama, Peru, Puerto Rico, Saba ...
Brambila, Julieta, Halbert, Susan E.
core  

Alternative Approaches and Plant‐Based Remedies for Livestock Health Management Among the Batswana of Southern Africa: A Review

open access: yesChemistry &Biodiversity, Volume 23, Issue 4, April 2026.
ABSTRACT Due to limited access to, and the high cost of conventional veterinary services, Batswana communities often rely on ethnoveterinary practices for livestock health management. This review provides an in‐depth analysis on the ethnoveterinary uses, biological properties and safety assessment of plants utilised in livestock husbandry. A systematic
Tswelelopele G. Mpolokeng   +7 more
wiley   +1 more source

Texas coastal zone biotopes : an ecography : interim report for the Bay and Estuary Management Program (CRMP) [PDF]

open access: yes, 1972
November 1972Because esthetics, biological environment and physiography are so interrelated and have changeable meanings in various environments, we are obligated to think of the environment in terms of biological change, as environmental protection is ...
Gordon, Kennith G. (Kennith Glenn), 1930-   +1 more
core   +1 more source

Recursos genéticos del boniato (Ipomoea batatas (L.) Lam.) en Cuba. Especies silvestres

open access: yesAgrisost, 2013
RESUMEN Se presentan los resultados de la valoración de los recursos genéticos del boniato (Ipomoea batatas (L.) Lam) a partir del estudio de material de herbario y fuentes bibliográficas teniendo en consideración el criterio de grupo taxón de Maxted ...
Oscar Leopoldo Parrado Alvarez   +2 more
doaj  

Biology of Bedellia somnulentella (Lepidoptera: Bedelliidae) Associated with Wild Ipomoea spp. (Convolvulaceae) as Host Plants

open access: yesInsects
Bedellia somnulentella (Lepidoptera: Bedelliidae) is an invasive, leaf-mining, and defoliating pest of sweet potatoes (Ipomoea batatas L.) that has recently established in Brazil.
Maria Jéssica dos Santos Cabral   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy