Insect update: Lygus, berthas and more
…interactions. The white spot on the back of this bertha armyworm is a tachinid fly egg. This is a natural parasitoid of bertha armyworm. Photo credit: Shelley Barkley Grasshoppers. Populations…
Read more…interactions. The white spot on the back of this bertha armyworm is a tachinid fly egg. This is a natural parasitoid of bertha armyworm. Photo credit: Shelley Barkley Grasshoppers. Populations…
Read moreCanola Watch Live! had two key agronomy messages with regard to bertha armyworm management in 2014: 1. Lower canola prices will mean higher thresholds for bertha armyworm. See this relationship…
Read more…are actively feeding. Do not apply during warm afternoons. MAFRI’s new bertha armyworm factsheet. Exit holes. While scouting for bertha and lygus, check pods for exit holes. Growers in southern…
Read more…all in fields close by. Assess each field. More on bertha armyworm thresholds. Also note that beneficial insects, viruses and fungi can take down a high bertha armyworm population within…
Read more…on short notice and set up the strips. Contact Tyler at 306-385-9379 or Tyler.Wist@canada.ca. More on lygus scouting and spraying. Bertha armyworm adults in trap. Bertha armyworm traps. Adult numbers…
Read moreBertha armyworm has many colour patterns, but all have the orange stripe down each side. Bertha armyworm moth populations continue to rise, with more areas at moderate to high risk….
Read more…are available, bertha will move up into the pods earlier. Find results for adult (moth) traps here: Alberta map and details on the risk levels. See Saskatchewan’s bertha info and…
Read more…acre. Click here for more information on bertha armyworm. Click here for more information on how to identify insect larva such as bertha armyworm, imported cabbage worm, and diamondback moth….
Read more…caused by aphids, leafhoppers and cabbage seedpod weevil. Bertha trap count caution. Some canola fields saw heavy bertha armyworm feeding last year, even though trap counts in the area showed…
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