cabbage leaf miner scaptomyza flava (fallen) (l)iptera: drosophilidae) is a native and oligophagous leaf miner insect on cruciferous plants (brassicaceae). it occurs in many parts of the world and throughout khuzestan. the relationship between feeding and ovipositional preferences of insect, and host plant suitability on seven host plant species (cauliflower brassica oleracea var. botryds, ...

objective: the aim of this study was to investigate the current factors affecting the choice of ‎psychiatry as a specialty and to detect the main factors in their choice.‎ method: this descriptive study included 75 first year psychiatry residents in the academic year of ‎‎2014/2015. a likert-type anonymous questionnaire consisting of academic and ‎demographic data with 43 questions, which evalu...

We provide a simple necessary and suffi cient condition for when a multiproduct demand system can be generated from a discrete choice model with unit demands.

M supermarket firms choose to position themselves by offering either everyday low prices (EDLP) across several items or offering temporary price reductions (promotions) on a limited range of items. While this choice has been addressed from a theoretical perspective in both the marketing and economic literature, relatively little is known about how these decisions are made in practice, especiall...

Career choice of medical graduates is dependent on a number of factors as identified in literature across the globe. This article presents an overview of contemporary research on career choices of medical graduates and the generalisation of findings in Pakistan. A number of issues are highlighted which include lack of standardised instruments, classification of specialties and mixed evidence re...

Schelling (1978) suggested a simple binary choice model to explain the variation of corruption levels across societies. His basic idea was that expected profitability

OBJECTIVES To increase awareness in pathology residents of different career choices and familiarize them with the job market. METHODS For 3 years, community pathologists and faculty members participated in half-day panels that residents attended voluntarily. Panelists presented their professional life experiences and shared advice. We showcase the implementation and resident evaluation of the...

abstract the industrial dairy farms in iran are facing several economic problems and about six percent of these farms were shut down in fars province due to low profitability. despite such problems and availability of other enterprises in the region, farmers do not switch to other farm activities. in this context, the factors affecting acceptance of diversification options were investigated in ...

the relationship between female oviposition preference and offspring performance is a key area of study on the evolution of host specificity. this study investigates host prefer-ence of the polyphagous hover fly syrphus ribesii (diptera: syrphidae) and compares it with some components of its offspring`s performance. females and offspring were tested on six naturally used aphid hosts (blackberry...