Nozzle_Guy | Sprayers 101

Larry the Low-Drift Nozzle

Nozzle_Guy Multimedia, Songs

(Sung to the tune of “Rudolph the Red Nosed Reindeer”) You know Flat Fan and Flood Jet and Pulse Width and Wilger,Hypro and Greenleaf and TeeJet and Lechler.But do you recallThe most famous nozzle of all? Larry the low-drift nozzle Had a very “big-drop” ...Read More

Do Labels Help us Apply Pesticides Properly?

Nozzle_Guy Boom Sprayers, Drift, Drift, General Operation, General Operation, Mixing, Mixing, Speciality Sprayers

It happened three times this spring. As is often the case, I was contacted by growers who wanted help with herbicide application. In most of these calls, the discussion revolves around the proper choice of nozzles for a specific task, perhaps some questions on ...Read More

What is Delta T and why is it important for spraying?

Nozzle_Guy Boom Sprayers, Drift, Drift, Environmental Impacts, Nozzles & Droplets, Speciality Sprayers, Spray Basics

Delta T, also known as “wet bulb depression”, is an atmospheric moisture parameter whose use in spraying has made its way to North America from Australian operations. It is defined as the dry bulb temperature minus the wet bulb temperature, and provides an indication ...Read More

The Crack Cocaine of the Spraying Business

Nozzle_Guy Boom Sprayers, Coverage, Drift, General Operation, Nozzles & Droplets, Nozzles and Droplets, Spray Basics

There’s a call that I’ve been getting weekly for 20 years now. It came again this morning. Someone has a twincap with two small air-induced tips, and they’re applying herbicides and fungicides with low water volumes, often 5 gpa, sometimes less. They call because ...Read More

Biobeds for Pesticide Waste Disposal

Nozzle_Guy Boom Sprayers, Cleaning & Maintenance, Cleaning & Maintenance, Sanitation and Maintenance, Speciality Sprayers, Spray Basics

One of the most challenging aspects of a spray operation is the disposal of leftovers or rinsate containing pesticides. Let’s be honest, too much of it is drained onto the ground in a corner of the yard or the field. Nobody’s happy about that, ...Read More

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