نتایج جستجو برای: biopesticides

تعداد نتایج: 646  

2010
Suman Gupta A. K. Dikshit

An ecofriendly alternative to chemical pesticides is biopesticides, which encompasses a broad array of microbial pesticides, biochemicals derived from micro-organisms and other natural sources, and processes involving the genetic incorporation of DNA into agricultural commodities that confer protection against pest damage. Biopesticides fall into three major classes. The potential benefits to a...

2009
M. Sankar V. Sethuraman M. Palaniyandi J. S. Prasad

Pathogenic effect of an indigenous entomopathogenic nematode, Heterorhabditis indica and commercial biopesticides of three fungal pathogens (M. anisopliae, B. bassiana and T. viride), one antagonistic bacteria (P. fluorescence), and two neem based biopesticides (Neem and Nimor) were tested on the Greater wax moth, Galleria mellonella larva under laboratory condition. The efficacy of the biopest...

Journal: :New Phytologist 2001

Journal: :Journal of agricultural and food chemistry 2014
James N Seiber Joel Coats Stephen O Duke Aaron D Gross

The use of biopesticides and related alternative management products is increasing. New tools, including semiochemicals and plant-incorporated protectants (PIPs), as well as botanical and microbially derived chemicals, are playing an increasing role in pest management, along with plant and animal genetics, biological control, cultural methods, and newer synthetics. The goal of this Perspective ...

2014
N. Senthilkumar S. Murugesan D. Suresh Babu

India needs newer group of biopesticides. Biopesticides are part of the insecticide field, their market is increasing. Biopesticides are secondary metabolites include thousands of alkaloids, terpenoids, phenolics and minor secondary chemicals derived from plants, microbes, animals, and certain minerals. Several endophytic microbes are known to have anti-insect properties. Endophytes are microbe...

2017
Ricardo Antonio Polanczyk Sergio Antonio De Bortoli Caroline Placidi De Bortoli

2017
Ben Raymond Brian A. Federici

The Bacillus cereus group contains vertebrate pathogens such as Bacillus anthracis and Bacillus cereus and the invertebrate pathogen Bacillus thuringiensis. Microbial biopesticides based on B. thuringiensis (Bt) are widely recognized as being among the safest and least environmentally damaging insecticidal products available. Nevertheless, a recent food poisoning incident prompted a European Fo...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2011
David Chandler Alastair S Bailey G Mark Tatchell Gill Davidson Justin Greaves Wyn P Grant

Over the past 50 years, crop protection has relied heavily on synthetic chemical pesticides, but their availability is now declining as a result of new legislation and the evolution of resistance in pest populations. Therefore, alternative pest management tactics are needed. Biopesticides are pest management agents based on living micro-organisms or natural products. They have proven potential ...

Journal: :Journal of environmental biology 2007
Debashri Mondal Sudip Barat M K Mukhopadhyay

Static renewal bioassay tests were conducted to evaluate the acute toxicity of two neem based biopesticides, applied widely on tea plantation namely, Nimbecidine and Neem Gold either separately as well as, in combination to the fingerlings (mean body length- 4.46 +/- 0.15 cm; mean body weight- 0.49 +/- 0.15g) of a fresh water loach, Lepidocephalichthys guntea (Hamilton Buchanan) acclimatized to...

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