Response to Barbara Chancellor. Rhizomania: Five Provocations on a Concept

physiological response of sugar beet to viral diseases of rhizomania

rhizomania disease is one of the most important threats to worldwide and iran sugar beet cultivation. many studies have been done to understanding the physiological effects of the disease on sugar beet, but in iran conditions has not been done any study for this purpose. this experiment was conducted with four sugar beet cultivars named as brigita, zarghan, jolge and rasoul in 2010 and natural ...

iranian english learners’ perception and personality: a dual approach to investigating influential factors on willingness to communicate

abstract previous studies on willingness to communicate (wtc) have shown the influence of many individual or situational factors on students’ tendency to engage in classroom communication, in which wtc has been viewed either at the trait-level or situational level. however, due to the complexity of the notion of willingness to communicate, the present study suggests that these two strands are ...

Focus on primary care--a tribute to Barbara Starfield.

In this issue, the first and foremost focus is on primary are. This group of articles is devoted to Barbara Starfield, rofessor of Health Policy and Management, who died on he evening of Friday, June 10, 2011 from an apparent heart ttack while swimming. She was a Distinguished Professor in the Departments of ealth Policy and Management and Paediatrics at the Johns opkins University Schools of P...

Molecular breeding for resistance to rhizomania in sugar beets

Lennefors, B-L. 2006. Molecular breeding for resistance to rhizomania in sugar beets. Doctor’s dissertation ISSN: 1652-6880, ISBN: 91-576-7255-5 Rhizomania is one of the most destructive sugar beet diseases. It is caused by Beet necrotic yellow vein virus (BNYVV) vectored by the soilborne protoctist Polymyxa betae Keskin. The studies in this thesis evaluated natural and transgenic resistances t...

A new perspective on the determinants of the concept of aging: a letter to the editor