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Wk 1 Journal Questions

Wk 1 Journal Questions - Describe the effects of the ECB...

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Describe the effects of the ECB infestations you used. It caused the corn stalks to grow and produce ears after 140 days. Were all corn varieties equally effective at controlling the ECB? How do you know? Yes the varieties were equally affected because the average was the same after both experiments. If there was no ECB infestation in a certain year, would a farmer gain or lose financially by planting Bt corn? Explain why. The farmer would probably lose some but there isn’t a way to tell if there’s an ECB infestation during planting time. He’d still be better off using the BT corn. What might happen if Bt corn affects non-target organisms such as beneficial insects or harmless insects? BT Corn is safer than spraying insecticide on the crop. Sprays will kill all insects on contact, but BT only kills larvae that eats it. If the larvae is eating the corn it is a pest, therefore BT shouldn’t kill harmless or helpful insects. What might happen if ECB became resistant to Bt? Growers and seed companies will
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