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Integrated Pest
Management(IPM) and
Use of Bacteria as
Biopesticide
Presented By:- Sahil Shakya
B.tech Biotechnology(7th semester), AITM
26/3/2018
UN's Food and Agriculture
Organization definition of IPM
“The careful consideration of all available pest control
techniques and subsequent integration of appropriate measures
that discourage the development of pest populations and keep
pesticides and other interventions to levels that are
economically justified and reduce or minimize risks to human
health and the environment.”
Process
• Set Action Threshold
• a point at which pest populations or environmental conditions
indicate that pest control action must be taken.
• The level at which pests will either become an economic
threat is critical to guide future pest control decisions
• Sighting a single pest does not always mean control is needed
• Monitor and Identify Pests
• so that appropriate control decisions can be made in conjunction
with action thresholds
• removes the possibility that pesticides will be used when they are
not really needed or that the wrong kind of pesticide will be used.
• Prevention
• using cultural methods, such as selecting pest-resistant varieties, and
planting pest-free rootstock
• Develop healthy soil.
• Choose the right grass type.
• Mow high, often.
• Water deeply.
• Control
• less risky pest controls are chosen first, including highly targeted
chemicals, such as pheromones to disrupt pest mating
• mechanical control, such as trapping or weeding
• additional pest control methods would be employed, such as
targeted spraying of pesticides
Comparision
Advantages
• Enhance the long- term stability and protection against pests.
• Provide long term solution to pest problem
• Decreased use of chemical application
• reduces risks to the health of staff members.
• reduces the risk of deterioration and disfigurement of
holdings.
• result in a financial savings
Disadvantages
• IPM will require more staff time than traditional pest
management
• IPM will require the coordinated effort of all staff members to
properly implement
• IPM may initially be more expensive than traditional pest
management.
Biopesticide
• Biopesticide is a formulation made from naturally occurring
substances that controls pests by non toxic mechanisms and in
ecofriendly manner
Use of bacteria as biopesticide
Bacterial pathogens used for insect control are usually spore-
forming, rod-shaped bacteria in the genus Bacillus
Ex. B. subtilis, are well-studied organisms(US Food and Drug
Administration (USFDA) has granted the "generally regarded as
safe" (GRAS) status)
They have the capacity to produce spores which are extremely
resistant dormancy forms capable to withstand high
temperatures, unfavorable pH, lack of nutrients or water, etc.
• Bacillus thuringiensis
• Control lepidopterous pests like American bollworm in cotton and
stem borers in rice.
• Agrobacterium radiobacter (Agrocin)
• used to treat roots during transplanting, that checks crown gall
• Pseudomonas fluorescens (Phenazine)
• used to control damping off caused by Pythium sp., Rhizoctonia
solani, Gaeumannomyces graminis.
• It has ability to grow quickly in the rhizosphere
THANK YOU

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Integrated pest management(ipm) and use of bacteria as biopesticide

  • 1. Integrated Pest Management(IPM) and Use of Bacteria as Biopesticide Presented By:- Sahil Shakya B.tech Biotechnology(7th semester), AITM 26/3/2018
  • 2. UN's Food and Agriculture Organization definition of IPM “The careful consideration of all available pest control techniques and subsequent integration of appropriate measures that discourage the development of pest populations and keep pesticides and other interventions to levels that are economically justified and reduce or minimize risks to human health and the environment.”
  • 3. Process • Set Action Threshold • a point at which pest populations or environmental conditions indicate that pest control action must be taken. • The level at which pests will either become an economic threat is critical to guide future pest control decisions • Sighting a single pest does not always mean control is needed
  • 4. • Monitor and Identify Pests • so that appropriate control decisions can be made in conjunction with action thresholds • removes the possibility that pesticides will be used when they are not really needed or that the wrong kind of pesticide will be used.
  • 5. • Prevention • using cultural methods, such as selecting pest-resistant varieties, and planting pest-free rootstock • Develop healthy soil. • Choose the right grass type. • Mow high, often. • Water deeply.
  • 6. • Control • less risky pest controls are chosen first, including highly targeted chemicals, such as pheromones to disrupt pest mating • mechanical control, such as trapping or weeding • additional pest control methods would be employed, such as targeted spraying of pesticides
  • 8. Advantages • Enhance the long- term stability and protection against pests. • Provide long term solution to pest problem • Decreased use of chemical application • reduces risks to the health of staff members. • reduces the risk of deterioration and disfigurement of holdings. • result in a financial savings
  • 9. Disadvantages • IPM will require more staff time than traditional pest management • IPM will require the coordinated effort of all staff members to properly implement • IPM may initially be more expensive than traditional pest management.
  • 10. Biopesticide • Biopesticide is a formulation made from naturally occurring substances that controls pests by non toxic mechanisms and in ecofriendly manner
  • 11. Use of bacteria as biopesticide Bacterial pathogens used for insect control are usually spore- forming, rod-shaped bacteria in the genus Bacillus Ex. B. subtilis, are well-studied organisms(US Food and Drug Administration (USFDA) has granted the "generally regarded as safe" (GRAS) status) They have the capacity to produce spores which are extremely resistant dormancy forms capable to withstand high temperatures, unfavorable pH, lack of nutrients or water, etc.
  • 12. • Bacillus thuringiensis • Control lepidopterous pests like American bollworm in cotton and stem borers in rice. • Agrobacterium radiobacter (Agrocin) • used to treat roots during transplanting, that checks crown gall • Pseudomonas fluorescens (Phenazine) • used to control damping off caused by Pythium sp., Rhizoctonia solani, Gaeumannomyces graminis. • It has ability to grow quickly in the rhizosphere

Hinweis der Redaktion

  1. Integrated pest management (IPM), also known asintegrated pest control (IPC) is a broad-based approach that integrates practices for economic control of pests. IPM aims to suppress pest populations below the economic injury level (EIL).
  2. Before taking any pest control action, IPM first sets an action threshold, a point at which pest populations or environmental conditions indicate that pest control action must be taken. Sighting a single pest does not always mean control is needed. The level at which pests will either become an economic threat is critical to guide future pest control decisions.
  3. Once monitoring, identification, and action thresholds indicate that pest control is required, and preventive methods are no longer effective or available
  4.  When ingested by pest larvae, Bt releases toxins which damage the mid gut of the pest, eventually killing it