Agricultural Chemicals
Agricultural Chemicals - Related Videos
12:50
Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds
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Cited by 3 •
2017
With the advancement of technology and the rise in end-user expectations, the need and use of higher temporal resolution data for pollutant load estimation has increased. This protocol describes a method for continuous in situ water quality monitoring to obtain higher temporal resolution data for informed water resource management decisions.
08:49
Vegetated Treatment Systems for Removing Contaminants Associated with Surface Water Toxicity in Agriculture and Urban Runoff
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Cited by 4 •
2017
This article summarizes the design attributes and the effectiveness of treatment systems that treat urban stormwater and agriculture irrigation runoff to remove pesticides and other contaminants associated with aquatic toxicity.
06:26
Capturing Flow-weighted Water and Suspended Particulates from Agricultural Canals During Drainage Events
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Cited by 2 •
2017
Nutrients present in particulate form can contribute significantly to the overall loads in agricultural drainage waters. This study describes a novel method to capture flow-weighted water and suspended particulates from farm canal drainage over the entire duration of the drainage event.
12:50
Colorimetric Paper-based Detection of Escherichia coli, Salmonella spp., and Listeria monocytogenes from Large Volumes of Agricultural Water
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Cited by 24 •
2014
A protocol involving integrated concentration, enrichment, and end-point colorimetric detection of foodborne pathogens in large volumes of agricultural water is presented here. Water is filtered through Modified Moore Swabs (MMS), enriched with selective or non-selective media, and detection is performed using paper-based analytical devices (µPAD) imbedded with bacterial-indicative colorimetric substrates.
01:27
Microorganisms in Agriculture and Food industry
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2025
Microorganisms play a crucial role in agriculture and the food industry, contributing to soil fertility, crop protection, and food production. Their functions range from nitrogen fixation and biopesticide production to fermentation and food preservation, making them indispensable to sustainable farming and food safety.Role in AgricultureNitrogen-fixing bacteria, such as Rhizobium (symbiotic) and Azotobacter (free-living), convert atmospheric nitrogen into ammonia through biological nitrogen...
FAQs
Their effects depend on interactions with biological targets and the amount reaching those targets. Pharmacological analysis examines whether a compound produces the intended pesticide or growth-related effect at a given dose, while also identifying responses associated with toxicity. This dose-response framework helps distinguish effective use levels from exposures that may threaten humans, animals, or other organisms.
Researchers track how compounds enter organisms, move through tissues, undergo metabolic transformation, and are eliminated. These processes influence the concentration and duration of exposure at biological targets. Comparing absorption, distribution, transformation, and elimination helps explain differences in toxicity, persistence, and residue levels among agricultural chemicals and supports evaluation of potential human and animal exposure.
Residue persistence indicates how long an agricultural chemical or its transformed products may remain relevant after application. Pharmacological evaluation connects persistence with exposure and possible biological effects, rather than considering efficacy alone. This information is important for assessing food-related exposure, environmental protection, and the likelihood that non-target species encounter biologically active concentrations.
Assessment considers the compound's biological targets, dose-dependent effects, movement through organisms, metabolic transformation, and elimination. These factors help determine whether exposure could affect species that were not intended targets of treatment. Evaluating such outcomes alongside pesticide efficacy supports decisions that protect animals, humans, and other organisms while maintaining useful crop-production effects.
A typical evaluation connects intended biological activity with exposure and toxicity findings. Researchers examine target interactions, dose-dependent responses, movement through organisms, metabolic transformation, elimination, and residue persistence. The resulting evidence can inform safer product design, exposure management, and regulatory decisions, while also clarifying whether a compound provides its intended agricultural benefit without unacceptable biological effects.
Pharmacology is especially relevant when researchers must balance crop protection or production benefits against health and environmental concerns. Its analysis supports pesticide efficacy studies, assessment of human and animal exposure, evaluation of residues, and investigation of non-target effects. These findings can guide regulatory decisions and agricultural practices intended to protect public health while sustaining productivity.