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Introduction

87089-2017%20Guide%20to%20Crop%20Protection_complete

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425<br />

Broadleaf weeds controlled at the 1 to 6 leaf stage unless otherwise indicated:<br />

Rates:<br />

º Canada fleabane<br />

(seedlings 1 to<br />

10 cm)*<br />

º Canada thistle<br />

(up to 30 cm) †<br />

º Common chickweed<br />

º Cleavers<br />

(1 to 3 whorls)<br />

º Cleavers<br />

(4 to 6 whorls)*<br />

º Dandelion (up to<br />

25 cm diameter) †<br />

º Flixweed<br />

(up to 10 cm)<br />

º Hemp-nettle<br />

º Kochia (up to 10 cm)<br />

º Lamb’s-quarters<br />

º Narrow-leaved<br />

hawk's-beard<br />

(up to 10 cm and<br />

prior to bolting)<br />

º Pale smartweed<br />

º Pigweed, redroot<br />

º Ragweed (common,<br />

giant † *)<br />

º Round-leaved<br />

mallow<br />

º Russian thistle<br />

(up to 10 cm)<br />

º Shepherd’s-purse<br />

º Sow-thistle<br />

(annual, perennial † )<br />

†<br />

Suppression only.<br />

* Add ammonium sulphate as per the “Rates” section below.<br />

** Only when mixed with 2,4-D ester + ammonium sulphate (see Tank Mixes).<br />

º Spreading atriplex<br />

(1 to 10 leaf) † *<br />

º Stinkweed<br />

º Stork's-bill<br />

(1 to 8 leaf )**<br />

º Volunteer canola<br />

(all varieties)<br />

º Wild buckwheat<br />

º Wild mustard<br />

0.405 L per acre<br />

(One 8.1 L container treats 20 acres, 129.6 L drum will treat 320 acres)<br />

Add ammonium sulphate on spring wheat only for improved weed control or when tank mixing with 2,4-D or MCPA. Add<br />

200 g active ammonium sulphate (202 g per acre of 99% dry; 0.5 L per acre of 40% liquid or 0.4 L per acre of 49% liquid).<br />

If using an ammonium sulphate product with a different concentration, adjust the rate accordingly.<br />

DO NOT add ammonium sulphate to applications on durum wheat.<br />

DO NOT apply Velocity m 3 or other products containing thiencarbazone, pyrasulfotole or bromoxynil more than once in the<br />

same year.<br />

Weed Control<br />

Application Information:<br />

• Water Volume:<br />

º Ground: 20 to 40 L per acre. Use higher water volumes for dense canopies.<br />

º Aerial: Minimum 11.4 L per acre.<br />

• Nozzles and Pressure:<br />

º Ground: For conventional flat fan nozzles use a pressure of 30 to 50 PSI (207 to 345 kPa). Angle nozzles forward<br />

45 degrees for better coverage. Low drift nozzles may require higher pressures for proper performance.<br />

º Aerial: Minimum 43 PSI (300 kPa).<br />

For either ground or aerial, use a combination of nozzles and pressure designed to deliver thorough, even coverage<br />

with ASABE medium droplets.<br />

How it Works:<br />

Refer to Table 9 on page 48.<br />

Effects of Growing Conditions:<br />

DO NOT apply to crops or weeds that are stressed (frost, low fertility, drought or flooding, disease or insect damage) as crop<br />

injury or reduced weed control may result.<br />

DO NOT apply to spring or durum wheat under conditions where the time from seeding to spraying exceeds 35 days or if<br />

temperatures will be 3°C or lower within 3 days of application (before or after).

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