First report of Tobacco streak ilarvirus infecting jasmine and horse gram

serological detection and host rang of tobacco streak ilarvirus in golestan province

golestan province is one of the main tobacco growing regions in the country. tobacco streak virus (tsv) is a destructive pathogen on tobacco that has a wide host range and occurs worldwide. in order to serological detection of tsv at 13 region of golestan province, 500 infected samples belong to 8 families; chenopodiacae, amaranthaceae, fabaceae, solanaceae, malvaceae, poaceae, cucurbitaceae an...

First Report of Ranavirus Infecting Lungless Salamanders

First Report of Marginal Scorch Infecting Indigowoad Root in China

During 2015, marginal scorch symptoms were detected in the production base of indigowoad rootin Hubei, China. On the basis of morphological features and 18S rDNA sequences, the pathogen was identified as Cladosporium sp. Koch’s postulates were fulfilled by pathogenicity tests on potted indigowoad root seedlings. To our knowledge, this report is the first of marginal scorch on indigowoad root ca...

First report of an endoparasitic epicaridean isopod infecting cephalopods.

This is the first report of an epicaridean isopod infecting cephalopods. Three cryptoniscus larvae (Isopoda, Epicaridea) were recognized externally and found entirely embedded in the oral bulb at the beginning of the esophagus of two female Patagonian squid (Loligo gahi) sampled in North Peruvian and South Chilean waters, respectively. There was an extremely low prevalence (< 2%) and mean inten...

The Symptom and Genetic Diversity of Cassava Brown Streak Viruses Infecting Cassava in East Africa

The genetic and symptom diversity of six virus isolates causing cassava brown streak disease (CBSD) in the endemic (Kenya, Mozambique, and Tanzania) and the recently affected epidemic areas (Uganda) of eastern Africa was studied. Five cassava varieties; Albert, Colombian, Ebwanateraka, TMS60444 (all susceptible) and Kiroba (tolerant) were graft inoculated with each isolate. Based on a number of...