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Detection of Potato Spindle Tuber Viroid, and Its Impact on Growth, Production of Tomatoes in Greenhouse

Journal of Agricultural Science and Technology(B) 2012年第8期2卷 940-949页

作者： Haniyeh Mohamed Algamodi Jaber Abdullah Khalil Taher Ahmed Abouhliqh Khaled Ojdj college of education gasar bin ghashir University of Tripoli Tripoli Libya college of Agriculture University of Tripoli Tripoli Libya college of Agriculture Ajafarh University of Tripoli Tripoli Libya college of Agriculture Ain Shams University Cairo Egypt

The viability of most tomato varieties cultivated in Libya have been tested to infect with potato spindle tuber viroid/potatoes (PSTVd) and its impact on growth and production of some of these varieties, which were mechanically inoculated with Libyan isolate of viroid PSTVd as follows: Vlkato, Sankarh, Lebda, Jasmine, Kenza and Hana. The percent of incidence were 95.95%, 90%, 90.80%, 80% and 20%, respectively. The following varieties have been contagious mechanically with viroid of PSTVd: Vlkato, zahra, Toria, Lebda, Hoda, Farwa, Alkaraz, Naziha, Rim Star and Kartika. The percent of incidence were 95.95%, 85%, 85.80%, 80%, 70.40%, 0.0%, 0.0%, respectively. The varied symptoms of wrinkle, twist, warp, swell the veins of the leaves, dark brown spots formation and a large yellow spots turned into white patches. Also the effect of the Egyptian isolate viroid PSTVd in the growth and production of varieties Jasmine, Lebda, Soberhalim, and treasure No.185 had been studied, as the average rates of decline in the production of the fruits tomatoes/tomato 43.4% and 17% length of plants, and in the fresh weight and dry root of the sum of 35% and 37% respictively.

关键词：马铃薯纺锤块茎类病毒温室番茄生长发育生产 PSTVd 番茄品种检测机械接种

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