abstract the root and foot rot of wheat is one of the important disease of wheat over the world. the root and foot rot of wheat observed more frequently in the resent years at khorasan province (northeast of iran). for investigation the causal agents, several samples were collected from wheat fields of north khorasan in 2007 and 2008. culture of diseased parts of plants on pda resulted. fusariu...

Link for citation: Adel Shirazy, Ardeshir Hezarkhani, Aref Shirazi, Timkin T.V., Voroshilov V.G. Geophysical explorations by resistivity and induced polarization methods the copper deposit, South Khorasan, Iran. Bulletin of Tomsk Polytechnic University. Geo Аssets Engineering, 2022, vol. 333, no. 3, рр. 99-110. In Rus
 The relevance. These are first geophysics studies in Mesgaran explorati...

Aim The aim of this study was to obtain more accurate estimates of the liver cancer incidence rate after correcting for misclassification error in cancer registry across Iranian provinces. Background Nowadays having a thorough knowledge of geographic distribution of disease incidence has become essential for identifying the influential factors on cancer incidence. Methods Data of liver canc...

Background and objectives: The genus Ephedra (Ephedraceae) consists of about 40 species of mostly shrubs and rarely small trees around the world. In the present study, the essential oil (EO) diversity and genetic relationships were investigated in six Ephedra species from Iran using Random Amplified Polymorphic DNA (RAPD) markers. Methods: The plants were collected from two different provinces;...

We examined the density, diversity, and seasonal fluctuation of soil inhabiting Collembola in different ecosystems: agricultural, rangeland, forest ecosystems North Khorasan province Iran from June 2018 to May 2019. The sampling program was conducted monthly on three sites. Density measured number individuals per square meter. Species diversity calculated using Shannon?Wiener index, Simpson?s s...

screening is an important subject for breeding programs of resistant varieties of lentil. in recent years many developments were carried out in identification of resistant sources of germplasm of leguminous against soil-borne causes. fusarium oxysporum f.sp. lentis is one of the important disease of lentil in the world and iran. in this study, reactions of 30 lentil genotypes evaluated to find ...

kurmanji is probably the most well known variety of kurdish language. apart from such countries as turkey, iraq, syria, and some areas in western iran, it is spoken in khorasan-e shomali and khorasan-e razavi provinces in north-east iran. the residents of biglar –a village near quchan in north-west khorasan-e razavi province- as well as many other people living in the neighboring villages speak...

Troubleshooting Agricultural Knowledge-Based Companies in Razavi Khorasan Province and Presenting a Map to Improve its Efficiency