abstract in order to detect onion yellow dwarf virus in khorasan province in iran, onion samples from major onion growing regions where collected in spring and summer 2010. to determine the distribution of the virus, samples were randomly taken from onion fields in vicinity of mashhad, chenaran, quchan, torbate heydarye, neyshabur, bardaskan, gonabad, fariman, faruj, shirvan, bojnourd and ash k...

INTRODUCTION The halogenated salicylanilides are a group of compounds developed mainly for their antiparasitic activity in animals. Closantel and rafoxanide, which represent the most important drugs in this group, are used extensively for the control of Haemonchus spp. and Fasciola spp. infestations in sheep and cattle and Oestrus ovis in sheep in many parts of the world. Clinical signs of clos...

rangeland plans as an management option is subject that by giving range to beneficiaries beneficiaries will be identified in the plans whit specific programs. the purpose of this study is to identify factors affecting the performance of rangelands schemes and consequently to rank the projects in razavi khorasan by identified factors. six original schemes in razavi khorasan were selected for thi...

abstract the pythium spp. are known as the principle agents of seedling blight, damping-off and root rot of cucurbits. this study was performed for determination of pythium species involved in this diseases as well study their pathogenecity on different cucurbits. the numerous samples were taken at cultivation seasons 2006- 2007 from the fields of cucumber, tomato, egg plant, muskmelon, cucurbi...

abstract beet yellows virus (byv), the type member of the genus closterovirus and one of the most economically important yellowing viruses, causes serious losses in sugarbeet. in order to study infection and distribution of beet yellows virus during summer 2007, about 530 samples were collected from beet’s fields in razavi khorasan province (fariman, torbate jam, ghoochan, chenaran, torbate hey...

Introduction: Breast milk for infants, is the vital importance. So that is essential in the infant immune levels against the risk of acute respiratory infections, diarrhea, and supply minerals and vitamins, and also Emotional relationship between mother and child is stronger. And the infant will lead to the development of IQ. Considering that breast milk volume is directly related to the freque...

tomato (solanum lycopersicum l.) is one of the most important vegetable plants in the world. it originated in western south america, and domestication is thought to have occurred in central america. in order to study the effect of polyethylene sheet as mulch on water requirement and yield of tomato, an experiment was carried out as factorial layout based on a randomized complete block design wi...

Background: Regarding this, the present study was conducted to identify the effective factors on sleep satisfaction and chronobiology among rural adults. Materials and Methods: This cross-sectional study was conducted on 385 adults how living in 31 rural areas of Fariman city, Iran, selected through stratified sampling technique. The sample size was calculated using a conservative approach with...