STP ‘saw-tooth’ opener blades

by Matt Hagny The Exapta crew has gotten quite a few questions from our customers as to Precision Tillage Tech’s STP/Sabre-Tooth opener blades, so we tested them this spring [2019] on a JD 1770 planter with XP row units in central Kansas in 25-year no-till on mellow...

Frame bolt breakage on JD air drills

If you have a JD drill where the rear transport wheel frame is held together as shown in the photo, you probably are constantly replacing broken bolts. We’ve found that using a pair of shorter bolts instead of a single long bolt in those spots pretty much eliminates...

Do seed-applied fungicides harm mycorrhizae?

by Matt Hagny It seems to be the latest trend amongst the Regenerative Ag folks to stop using seed-applied fungicides for fear of what they might be doing to the soil ecology, particularly mycorrhizae (see my previous newsletter on this —my agronomy consulting is dba...

Soybean Stand Uniformity: Does It Matter?

by Matt Hagny Soybeans into cc oats in central KS, seeded with a JD 1560 drill with upgraded seed boots (90-series), SDX firming wheels, Thompson closing wheels. We tend to be rather complacent about soybean stand uniformity—non-uniform distance between plants as well...

Planter Downforce, Depth Settings, and Levelness

by Matt Hagny If you have new blades on a Deere planter with the depth mechanism set as shown in this photo, the furrow being cut should be 2” deep consistently. If it’s less than that, you don’t have enough downforce on the row unit. (For corn, sunflowers, and...