zelkova carpinifolia is native to the alborz mountains in iran. it is a deciduous tree growing 20-35 m tall, with a trunk of up to 2 m in diameter. during the winter of 2011 cankers and dieback of branches were most commonly seen on zelkova trees in the daland forest in golestsn province. cankers were enlarged and severely led to decline in march. distinctive symptoms, assumed to be caused by a...

Endophytic bacteria have been extensively studied as a source of new antimicrobial compounds. Research into antimicrobials is important an alternative to the treatment resistant microbes. One potential compounds Taxus ( sumatrana ). This study aimed investigate activity produced by endophytic Taxus. were isolated from roots Taxsus plants growing in Mt. Singalang, X Koto District, West Sumatra. ...

Corynespora cassiicola threatens soybean and cotton production in Brazil. The objective of this study was to evaluate cultural morphological aspects C. isolated from different Brazilian regions, culture media. isolates were grown PDA (Potato Dextrose Agar) V8 juice agar characteristics evaluated were: color, aspect, growth rate mycelia, as well dimension conidia, number septa per conidium. Cult...

ABSTRACT In Mexico, Creole corn has presented problems related to seed rot. Therefore, the objective of this study was determine frequency fungi associated with seeds. From January February 2019, 13 samples were collected from several localities in Guerrero, Mexico. The processed PDA culture medium and each fungus estimated based on cultural characteristics taxonomic keys. Considering symptomat...

In vitro tests of interactions between Streptomyces griseus strains and some soil borne plant pathogens like Fusarium oxysporum; Alternaria alternate; Rhizoctonia solani and Fusarium solani of tomato were studied on PDA medium. Strains tested produced a metabolite that inhibited growth of plant pathogenic fungi on PDA medium (Dual Culture Test). When grown in liquid cultures containing colloida...