mike cowbrough omafra, guelph @cowbrough€¦ · • kate ayers (university of guelph) • lisa...

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Herbicide selection from your smartphone

Mike CowbroughOMAFRA, Guelph

@cowbrough

• S. Iynegar (Columbia University) and M. Lepper (Stanford)

• The display of 24 types of Jam

• 60% stopped and looked• 3% bought the jam

The Jam ExperimentWhen choice is demotivating

• The display with 6 types of Jam

• 40% stopped and looked

• 30% bought the jam

The Jam ExperimentWhen choice is demotivating

Pest Management Decision Support Tools: 20 years in the making

• HADSS (herbicide application decision support system in mid 1990’s– Based on economic threshold– User had to define density of each weed– Ahead of its time– …but less efficient then traditional field guides

• Weedpro75.com ‐ 2007– Web based– Ranking of herbicides based on cost, efficacy and economic threshold

– At its peak had 1,000 users– Becoming more efficient than field guides

Pest Management Decision Support Tools: 20 years in the making

www.pestmanager.ca

Do you use apps to make decisions?

0 10 20 30 40 50 60 70 80 90 100

Farmers

Agronomists

YESNO

% of RespondentsSource: Grain Farmers of Ontario, 2016

~ 5,000 – 6,000 sold 

~ 16,000 – 20,000 given away 

Over 2,200 subscribersMajority are using it on their smartphone

File size < 60 MB (size of 1 podcast)

Only need internet connection for mapping

How was the app received??

Testimonials

www.pestmanager.ca

www.pestmanager.ca

Recognition – Best Mobile App, 2015

www.pestmanager.ca

WORLD STINGING NETTLE 

EATINGCOMPETITION  

DORSET COUNTY, ENGLAND

Delivery of new information in real time

Agronomic Scouting Techniques

• Most under‐rated: Capturing conditions at the time of herbicide application– Air temperature– Time of Day– Weed Stage– Dew

www.pestmanager.ca

Agronomic Scouting Techniques

• Most over‐rated: The use of economic thresholds with weed competition

– Threshold for many weeds is close to 0 plants/m2

– Tolerance of weed seed return low due to glyphosate resistant weeds

www.pestmanager.ca

Technology – Most Over rated

• Mapping feature (pest manager)– Unless you can integrate mapping tools across all platforms, most won’t use mapping feature.

• Overlay a pestmanager map into your yield map

– Pest identification on a smartphone/tablet• “Glare” an issue, flipping pages is tough to beat

– Your smartphone, with location services on is a cheap easy tool to track pests in fields

www.pestmanager.ca

Technology – Most Under rated

• Pesticide library with FAQ’s– Coles notes of a label with answers to common, reoccurring questions when there is consensus  

www.pestmanager.ca

Acknowledgements

• Grain Farmers of Ontario• AgNition• Albert Tenuta (OMAFRA)• Tracey Baute (OMAFRA)• Kate Ayers (University of Guelph)• Lisa Emiljanowicz (University of Guelph)

www.pestmanager.ca

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