Gear up – Throttle down

History In 1977, David Shelton and Kenneth Von Bargen (University of Nebraska) published an article called “10-1977 CC279 Gear Up – Throttle Down”. It described the merits of reducing tractor rpm’s for trailed implements that didn’t need 540 rpm to operate. In 2001 (republished in 2009), Robert Grisso (Extension Engineer with Virginia Cooperative Extension) described […]

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Application Recordkeeping: Focus on Environmental Conditions

Note: This article was written by Bob Wolf of Wolf Consulting and Research, and first appeared here as an NDSU Extension Service publication. Bob has agreed to reproduce the article on our website. When applying crop protection products, a good steward is one who can identify and record the environmental factors that may negatively impact making an application; particularly, […]

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The Misplay of our Generation

We tend to overestimate the effect of a technology in the short run and underestimate the effect in the long run. –Amara’s Law of Computing We tend to overestimate the effect of a stewardship mistake in the short run and underestimate the effect in the long run. –Wolf’s Adaptation of Amara’s Law to Agricultural Stewardship […]

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Storing Pesticide Mix Overnight

JD 4940

Not being able to finish a tank due to weather or any other reason happens to just about everyone. Is it OK to simply leave the sprayer as is, and resume spraying later after some agitation? In many cases, the answer is yes. Most pesticide mixtures are stable in short term storage. On resuming spraying, an agitation […]

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Spraying Organic Products

Organic Agitation

You read right – SPRAYING ORGANIC. Many people don’t realize that organic operations apply sprays to their crops, too. The criteria for what can be sprayed is what makes the operation “organically certified”. Here was my somewhat generic 2014 talk designed to introduce new organic applicators to sprayer basics. I have to admit, I was a […]

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