Objective-  To study the effect of digit amputation on animal survival, and distribution of   lesions on limbs, days in milk and parity in operated cows.   Design- Retrospective descriptive study.   Animals- Thirteen cows in a dairy herd consisting 1100 lactating Holstein cows.   Procedures- Digit amputation by using a loop wire after inducing local intravenous anesthesia. Results- Digits of ...

Economists believe that the development of the industry sector is for the benefit of other sectors of the economy. In 23 groups of industrial activity in classification ISIC, the production and export of wood industries have received less attention in developing countries. exports of wood products have a major impact on the GDP and provide employment and sustainable development of natural resou...

â â â  â â â â â â  â  abstract â  based on the recent literature of heterogeneous firms, productive firms self select themselves into foreign markets. in this framework, there is a productivity rise prior to exporting. on the other words, different export performance across firms is linked to their heterogeneity. â  the main purpose of the present paper is to examine the so-called hypothesis o...

BACKGROUND Job title or employment sector may be associated with Parkinson's disease (PD). METHODS In a case-control study, in four European centres, lifetime occupational histories were coded using modified International Standard Industrial Classification (ISIC) and Dictionary of Occupational Titles (DOT). We employed multiple logistic regression analyses adjusting for age, gender, smoking a...

Drastic changes and turbulence in macro-economic factors have the greatest impact on banks target market attractiveness in Iran. It is assumed that conventional segmentation models at the corporate level are not efficient for banking system. This study aims to develop a new segmentation model at the industry level for banks of Iran. For this purpose, structures and variables at the industry lev...