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Related Concept Videos

Plant Breeding and Biotechnology01:59

Plant Breeding and Biotechnology

Crop cultivation has a long history in human civilization, with records showing the cultivation of cereal plants beginning at around 8000 BC. This early plant breeding was developed primarily to provide a steady supply of food.
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Production of Biopesticides

Biopesticides offer a sustainable alternative to chemical pesticides, utilizing microbial agents to control agricultural pests. Bacillus thuringiensis (Bt) is a widely employed bacterium known for its potent insecticidal activity. Bt biopesticides are favored for their specificity to insect pests, minimal environmental impact, and natural degradability.Mechanism of Bt Toxin Action Bt produces insecticidal crystal (Cry) proteins during its sporulation phase. These proteins form parasporal...
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Biological agents offer an effective means of controlling microbial growth by leveraging natural processes like predation, competition, and the secretion of antimicrobial substances.Predatory bacteria such as Bdellovibrio species target and kill pathogens like Salmonella and E. coli. They are widely used in poultry farms to control infections. Myxococcus species help combat plant-pathogenic fungi. These naturally occurring predators serve as eco-friendly alternatives to chemical pesticides and...
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Transgenic Plants02:50

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Related Experiment Video

Updated: Jun 2, 2026

Bioassay-Guided Identification of Natural Products for Biocontrol by Thin Layer Chromatography-Direct Bioautography
04:52

Bioassay-Guided Identification of Natural Products for Biocontrol by Thin Layer Chromatography-Direct Bioautography

Published on: July 26, 2024

Comparing conventional and biotechnology-based pest management.

Stephen O Duke1

  • 1Natural Products Utilization Research Unit, Agricultural Research Service, U.S. Department of Agriculture, University, Mississippi 38677, USA. stephen.duke@ars.usda.gov

Journal of Agricultural and Food Chemistry
|May 3, 2011
PubMed
Summary
This summary is machine-generated.

Genetically modified crops offer pest management benefits but over-reliance on glyphosate has led to resistant weeds. Future transgenic crops with diverse traits promise more sustainable pest management strategies.

More Related Videos

Bioassays for Monitoring Insecticide Resistance
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Bioassays for Monitoring Insecticide Resistance

Published on: December 30, 2010

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Last Updated: Jun 2, 2026

Bioassay-Guided Identification of Natural Products for Biocontrol by Thin Layer Chromatography-Direct Bioautography
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Bioassays for Monitoring Insecticide Resistance
06:30

Bioassays for Monitoring Insecticide Resistance

Published on: December 30, 2010

Area of Science:

  • Agricultural Science
  • Genetics
  • Entomology

Background:

  • Transgenic crops have revolutionized pest management over the last 15 years.
  • Herbicide resistance and Bacillus thuringiensis (Bt) toxin-producing crops are dominant traits.

Purpose of the Study:

  • To review the impact of transgenic crops on pest management.
  • To discuss the evolution of weed resistance and future directions in crop technology.

Main Methods:

  • Review of scientific literature and agricultural adoption data.
  • Analysis of pest management practices and resistance evolution in crops.

Main Results:

  • Transgenic crops, particularly glyphosate-resistant ones, have reduced pesticide use and environmental impact.
  • Widespread use of glyphosate has led to the evolution of glyphosate-resistant weeds.
  • Bt crops have shown less resistance evolution, possibly due to management strategies.

Conclusions:

  • First-generation transgenic crops have provided significant benefits but also led to resistance issues.
  • Future transgenic crops with multiple resistance traits will enhance pest management diversity and sustainability.