Crss 3500 - Study guides, Class notes & Summaries

CRSS 3500 FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT Last document update:   ago

CRSS 3500 FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT Four phases of herbicide action - Answer- 1. retention 2. absoprtion 3. movement to target site 4. inhibit biochemical reaction Selective vs non-selective herbicides - Answer- -selective: controls one species of plant without seriously affecting the growth of another plant -non selective: controls all living plants regardless of species herbicides characteristics that influence weed resistance - Answer- -single site of action...

CRSS 3500 Quiz 2 Questions and Answers All Correct Last document update:   ago

CRSS 3500 Quiz 2 Questions and Answers All Correct Mechanisms of antibiosis - Answer- - physical = cuticular waxes, trichomes (hairs), plant thickness - chemical = toxins, digestibility reducers Positive effects of antibiosis on natural enemies - Answer- - slows development of hosts/prey: prolongs exposure while small - may reduce movement of hosts/prey: makes them easier to attack EXAMPLES of positive effects of antibiosis - Answer- - Spined soldier bug is more effective against Velve...