41. Just like thrips , both arthropod pests also heightened infestation of plants from July to October. 42. Thrips develop resistance to pesticides easily and there is constant research on how to control them.43. Thrips are tiny yellowish, brown or black insects that rasp plant parts and drain the juices.44. Cuba maintains that the crop-spraying plane spewed a dangerous biological agent known as thrips palmi. 45. Russia slapped a ban on flowers from the Netherlands over the summer, also due to thrips . 46. Russia introduced a ban on flowers from the Netherlands over the summer, also due to thrips . 47. Thrips have asymmetrical mandible of thrips is reduced and vestigial and in some species completely absent.48. Thrips have asymmetrical mandible of thrips is reduced and vestigial and in some species completely absent. 49. Transmission of Impatiens necrotic spot virus in peppermint by western flower thrips ( Thysanoptera, Thripidae ). 50. Western flower thrips are a year-round pest, but are less destructive during wet weather.
