Complete biological evolution of the Elm-tree Aphis (Tetraneura ulmi, Aut.)
نویسندگان
چکیده
منابع مشابه
formation and evolution of regional organizations: the case study of the economic cooperation organization (eco)
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15 صفحه اولInfluence of a Ceratocystis ulmi Toxin on Water Relations of Elm (Ulmus americana).
Water-soluble glycopeptides isolated from cultures of Ceratocystis ulmi have been reported to be toxins involved in Dutch elm disease. The influence of the glycopeptides on the water relations of Ulmus americana seedlings was tested by placing cut stems in glycopeptide preparations. After 4 hours in 200 micrograms per milliliter toxin the stem conductance of the seedlings was reduced by 79% and...
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The ascomycete fungus Ophiostoma novo-ulmi is responsible for the pandemic of Dutch elm disease that has been ravaging Europe and North America for 50 years. We proceeded to annotate the genome of the O. novo-ulmi strain H327 that was sequenced in 2012. The 31.784-Mb nuclear genome (50.1% GC) is organized into 8 chromosomes containing a total of 8,640 protein-coding genes that we validated with...
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dutch elm disease is one of the most destructive vascular wilt diseases in the world. ophiosatoma ulmi and o. novo-ulmi had been the most important causal agents of the dutch elm disease in the last century. so, in order to manage of disease, their identification and distinction is necessary. these fungal species were distinguished based on morphological, physiological and molecular characters....
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ژورنال
عنوان ژورنال: Annals and Magazine of Natural History
سال: 1883
ISSN: 0374-5481
DOI: 10.1080/00222938309459629