41. Most of the plant disease stubs are for Ascomycetes, however, very few have so far been added to this category. 42. Soil harbours organisms, some of which have a potential to cause plant disease while others will eat up your plants. 43. Another class of plant disease resistance genes opens a trap door that quickly kills invaded cells, stopping pathogen proliferation. 44. Leonardi was an entomology assistant in the universities of Padua and Portici before becoming a plant disease inspector at Vintimille. 45. A plant disease that can dramatically reduce sugar cane yields has been detected in the sugar cane fields of South Florida. 46. His " salvage-logging rider " would allow indiscriminate logging on federal lands under the guise of controlling insects and plant disease . 47. One of the most important advances in the control of plant disease was the discovery of Bordeaux mixture in the nineteenth century. 48. One other force drove the change to sun-grown in the 1970s _ fear of a plant disease known as coffee leaf rust. 49. Controlling this virus is important for pepper production worldwide, but recent research shows that this plant disease may be transmitted to humans. 50. It is difficult to estimate the cost of plant disease in conservation areas; loss of conservation values cannot be given monetary value.
