June 9, 2011 Loo Pigweed, carless weed, amara names as there are different s pigweed species in Oklahoma waterhemp. As seedlings, pig other weeds by the small notc among the different pigweed that control one type of pigwe resistant pigweed species bec necessary to design a weed co herbicide-resistance on your f Figure 1. Pigweed specie ok-a-like weeds: Pigweeds Joe Armstrong Extension Weeds Specialist [email protected]anth, hog weed, Palmer pigweed… Pigweeds species of pigweeds. The three most commo a crop production are redroot pigweed, Palme gweeds have a deep green color and can be d ch in the tip of the leaf (Figure 1). Fortunate species is not necessary for weed control sin eed will also control the other pigweeds. Ho come more prevalent in Oklahoma, proper id ontrol program that will prevent or delay the farm. es can be quickly identified from other weeds by the s tip of the leaf blade. 1 have about as many on and problematic er amaranth, and distinguished from all ely, distinguishing nce most herbicides owever, as herbicide- dentification is e development of small notch in the
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Look -a-like weeds: Pigweeds - PaSS Cottoncotton.okstate.edu/weed-resistance-management/look-a-like-weeds.pdfJune 9, 2011 Look Pigweed, carless weed, amaranth names as there are different
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June 9, 2011
Look
Pigweed, carless weed, amaranth
names as there are different species of pigweeds.
pigweed species in Oklahoma
waterhemp. As seedlings, pigweeds
other weeds by the small notch in the tip of the
among the different pigweed species is not necessary for weed control since most herbicides
that control one type of pigweed will also control the other pigweeds.
resistant pigweed species become more prevalent in Oklahoma, proper identification is
necessary to design a weed control program that will prevent or delay the development of
herbicide-resistance on your farm.
Figure 1. Pigweed species can be quickly identified from other w