Field and Greenhouse Production

greenhouse irrigation fieldFruits and vegetables can become contaminated any time between planting and harvest.

Pathogens or other contaminants may come from:

  • The soil​
  •  Fertilizers and other amendments such as manure or compost applied to the soil or plants
  • Animals (both domestic and wild)
  • Water used for irrigation, agricultural sprays, or frost protection
  • Production equipment
  • Improperly applied pesticides

Broken glass and other physical hazards can also make produce unsafe to eat.

The resources below provide a detailed look at each of these concerns. Use the information to learn about the risks, assess an operation, and identify changes that will reduce risk.​

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Food Safety Begins on the Farm A Grower Self Assessment of Food Safety RisksLinkCornell University
Farm Food Safety Decision Tree ProjectLinkCornell
Kansas State Food-A-Syst: A Food Safety Risk Management Guide for the ProducerLinkKansas State University
Produce Safety Alliance Resources ListLinkProduce Safety Alliance
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Wild Farm Alliance Food Safety ResourcesLinkWild Farm Alliance
CAFOs and Public Health, by P. Ebner, Purdue. ID-356pdfPurdue University
Certified Livestock Managers TraininglinkUniversity of Illinois
Confined Feeding Operations (CFOs/CAFOs)linkIndiana Department of Environmental Management
Illinois Small Farm Manure ManagementlinkUniversity of Illinois
Petting Zoo and On-farm PrecautionslinkPenn State University
collapse : : Health and Hygiene ‎(1)
Hand and Dish washing information sheetpdfIndiana State Department of Health
collapse : : Sanitation ‎(1)
NSF Product and Service ListingsLinkNational Sanitation Foundation
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Compost CentrallinkUniversity of Illinois
Composting Manure InformationpdfUniversity of Illinois
Illinois Manure Management PlanlinkUniversity of Illinois
Manure CentrallinkUniversity of Illinois
NRCS Conservation Practice Standard 317pdfUSDA NRCS
On Farm Composting HandbookLinkUSDA NRAES
Purdue Extension Publications about manureLinkPurdue University
Solid Manure Staging (Indiana)pdfIndiana Department of Environmental Management
SWEETA – Swine WasteLinkUniversity of Illinois
Composting Permits from Indiana CodeLinkIndiana Department of Environmental Management
Control of Pathogens and Vector Attraction Reduction in Sewage SludgeLInkEPA
EPA Biosolids RuleLinkEPA
Fate of enterohemorrhagic Escherichia coli O157:H7 in bovine fecesLinkUniversity of Georgia
Fertilizer Applicator Certification Rule (Indiana)LinkIndiana State Chemist and Seed Commissioner
Land Application rules from Indiana Administrative CodepdfIndiana Department of Environmental Management
Manure and Biosolids: Regulation and ManagementpdfMontana State
Manure Management PlannerLinkPurdue University
Manure ShareLinkUniversity of Illinois
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