Results 51 to 60 of about 21,969 (244)

Preliminary study on effect of agricultural activities in pollen spectrum of argentinean honey [PDF]

open access: yes, 2019
Honey floral origin is determined by the harversting region, but anthropogenic factors as agriculture expansion might modify the environmental flora and consequently honey floral origin.
Fagundez, Guillermina Andrea   +2 more
core   +2 more sources

Food Contamination and Safety in Nigeria: A Systematic Synthesis of Heavy Metals, Microbial Pathogens, and Health Risk Metrics

open access: yesFood Safety and Health, EarlyView.
This is an infographic driver of food contaminants and health effects. ABSTRACT Food safety remains a critical challenge in Nigeria due to rapid urbanization and weak regulatory enforcement. This systematic review synthesizes empirical evidence from 2015 to 2025 to characterize food contaminant profiles and associated human health risks in Nigeria ...
Cecilia Nwadiuto Obasi   +6 more
wiley   +1 more source

The Potential of Forest Betel Weed as Raw Materials for Botanical Pesticides in West Sumatra

open access: yesWarta Pengabdian Andalas
Forest betel (Piper aduncum) includes weed plants from the Piperaceae family that can be used as the main ingredient in the manufacture of environmentally friendly pest control technology, also known as botanical pesticides. Botanical pesticides from P.
Eka Candra Lina   +5 more
doaj   +1 more source

Plant-Based Insect Repellents: A Review Of Their Efficacy, Development and Testing. [PDF]

open access: yes, 2011
Plant-based repellents have been used for generations in traditional practice as a personal protection measure against host-seeking mosquitoes. Knowledge on traditional repellent plants obtained through ethnobotanical studies is a valuable resource for ...
Maia, Marta Ferreira, Moore, Sarah J
core   +5 more sources

Insecticidal Activity of Four Lignans Isolated from Phryma leptostachya

open access: yesMolecules, 2019
A new lignan (T4) and three known lignans (T1, T2, and T3) were isolated from the methanol extract of the roots of Phryma leptostachya using bioassay-guided method, and their structures were identified as phrymarolin I (T1), II (T2), haedoxan A (T3), and
Yankai Li   +7 more
doaj   +1 more source

Phytochemical content, antioxidant and antibacterial properties of Typhonium flagelliforme cultivated via soil and hydroponic methods

open access: yesJSFA reports, EarlyView.
Abstract Background Typhonium flagelliforme is a medicinal herb in the Araceae family, widely distributed in Southeast Asia. This study aimed to evaluate the effects of hydroponic and soil‐based cultivation systems on the phytochemical content and bioactivity of T. flagelliforme. Results Using liquid chromatography‐mass spectrometry (LC‐MS) analysis, 9
Yen Ning Lee   +4 more
wiley   +1 more source

Ethnobotanical survey of pesticidal plants used in South Uganda : case study of Masaka district [PDF]

open access: yes, 2011
Use of synthetic pesticides in developing countries is not only limited by their being expensive but also the small (uneconomic) fields whose limited production costs cannot offset costs of agricultural implements like agro-chemicals. Subsistence farmers,
Charles, Kudamba   +3 more
core  

Challenges and limitations of introducing pigeonpea as a new crop into smallholder farming systems through farmer‐to‐farmer education in Zambia

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Legume plants offer generous benefits for both the planet and people by supporting sustainable farming, food and feed systems through their ability to symbiotically fix atmospheric nitrogen. While grain legumes are cultivated and consumed globally, their adoption, market development, and integration into cropping systems vary.
Hamid Khazaei   +2 more
wiley   +1 more source

SOSIALISASI PENYAKIT LAYU PISANG DAN CARA MEMBUAT BIBIT DARI MATA TUNAS DI DESA LEMBONGAN, KECAMATAN NUSA PENIDA KABUPATEN KLUNGKUNG

open access: yesBuletin Udayana Mengabdi, 2013
Training to control banana wild disease and to make the healthy banana seed with Persada biopesticide andBiota-L botanical pesticide was held at Lembongam village District of Nusa Penida, Klungkung regency on 28Juli 2012.
N. W. Suniti
doaj  

Comparative review of the effects of organic farming on biodiversity (OF0149) [PDF]

open access: yes, 1998
This is the final report of Defra project OF0149 1. The report reviews the impact of different farming regimes and makes a comparative study of their influence on the biodiversity of arable farmland. 2. Within this review, the evaluation of impacts
Brown, R. W.   +2 more
core  

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