| 41. | Chemical control on " S . molesta " is difficult as it does have some resistance to herbicides.
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| 42. | All during the 1950s, crop production continued to rise and disease declined as a result of chemical controls.
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| 43. | Aside from chemical control, other methods that can be employed against these ants include mechanical and electrical devices.
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| 44. | Despite the promise of chemical control, genetic resistance currently offers the best long-term control of P . colocasiae.
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| 45. | In countries where strict chemical controls have been put in place, illicit drug production has been seriously affected.
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| 46. | MAAREC has been researching alternatives to chemical controls and promotion of less reliance on chemical pesticides for mite control.
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| 47. | Such talk puts off Hagewood, a chemical controls supervisor, who said he owns several thousand shares of LILCO stock.
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| 48. | The most common chemical control method used is carbaryl ( typically sold as " Sevin Dust " ) bait.
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| 49. | You've tried the chemical controls.
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| 50. | The extreme remoteness of most rubber vine infestations rules out mechanical and chemical control for dealing with the plant.
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