You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
VINEYARD REVIEW<br />
Continued from Page 34<br />
3. Recheck your calibration variables<br />
by looking at spray coverage. Use water<br />
sensitive spray cards or add a visible marker<br />
like kaolin clay to the tank, to check the<br />
spray coverage once you’ve calibrated.<br />
Water sensitive spray cards used to be hard<br />
to find, but a quick check online gave me<br />
three results—Gemplers, Sprayer Depot<br />
and Amazon—for places to purchase.<br />
No fancy tools needed! A simple bucket can be used to measure the sprayer output after<br />
spraying out for a measured amount of time, as demonstrated here by U.C. Cooperative<br />
Extension Farm Advisor Franz Niederholzer.<br />
Put the spray cards in the canopy where<br />
you are targeting your spray. You can use<br />
mailing tags, with a card stapled to each<br />
side, to easily hang them in the canopy.<br />
Hang several also in areas where you<br />
don’t want to see spray. Remember to flag<br />
the branches where the paper is hung<br />
for easy retrieval. Then, run your sprayer<br />
down the row and retrieve the cards after.<br />
Interpreting what you see on the paper<br />
can be a bit tricky—you want to look for<br />
about 85 dots per square centimeter (see<br />
https://sprayers101.com/confirm-coverage-with-water-sensitive-paper/<br />
for a visual<br />
A FRESH APPROACH TO SPRAYING VINEYARDS<br />
We have distinct fan<br />
options for every crop.<br />
Call us for your<br />
FREE demonstration<br />
EXPERTLY DESIGNED WITH PASSION AND INNOVATION<br />
The Manez Lozano TWISTER<br />
is SIMPLY BRILLIANT!<br />
Generates air turbulence.<br />
Limited moving parts saves<br />
tractor wear.<br />
Energy efficcient reduces<br />
fuel consumption.<br />
Reliable, more than 50 years<br />
of experience.<br />
TWISTER FR PARRON<br />
Trailed sprayer for vine growing<br />
perfect for table grapes<br />
(Inverter Options Available)<br />
TWISTER FR ESPALDERA<br />
Trailed sprayer designed for vines.<br />
Twister Sprayers USA LLC is located at 1320 Dupont Ct. Manteca CA 95336 with direct sales, parts and 24/7 service<br />
Ask for Gerald (209) 277-9554 ts@twistersprayers.com www.twistersprayers.com<br />
36 Progressive Crop Consultant <strong>Nov</strong>ember / <strong>Dec</strong>ember <strong>2019</strong>