The dairy industry has seen structural changes in the last 25 yr that have an impact on extension programming. The number of cows in the United States has decreased by 17%, whereas the number of dairy farms has decreased by 74%. The average milk production per cow has increased from 5,394 to 8,599 kg/lactation. Even though there are fewer farms, dairy farm managers are asking for more specific ...

Current learning modelling languages do not allow formalization of scripts where generic tools are required. This limitation is especially relevant on remote courses when using collaborative models. Integrating information from external services into IMS LD will enhance its expressiveness by reducing the required administrative tasks at deploy time. This document analyzes external service requi...

Current e-learning standards have been designed to provide reusability of educational contents and interoperability between systems. Besides these features, content personalization is also necessary, although current standards do not fully support it. In this paper, the ADL SCORM (Sharable Content Object Reference Model) adaptation possibilities are studied and an extension to this standard is ...

the purpose of this study was to assess the process of extension program development in iranian agricultural extension system (iaes). the research instrument was a structural questionnaire with close-ended questions which its validity and reliability was confirmed by using expert panel and cranach’s alpha test, respectively. the target population of this research included all extension managers...

Never before in human history has there been a more exciting time to be studying neuroscience. By extension, the opportunities have never been greater to examine how contemporary findings in neuroscience might relate to other areas of human inquiry. Over the last two decades I have participated in a number of formal and informal attempts to connect neuroscience and psychology to other academic ...

Simple type theory, also known as higher-order logic, is a natural extension of first-order logic which is simple, elegant, highly expressive, and practical. This paper surveys the virtues of simple type theory and attempts to show that simple type theory is an attractive alternative to first-order logic for practical-minded scientists, engineers, and mathematicians. It recommends that simple t...

water user cooperatives were formed due to consideration to people's empowerment and participation in water investment and management. the purpose of this study was to investigate the mechanisms of development and strengthening of water user cooperatives in the aras river basin. the study population consisted of the management board members of the water user cooperatives in the aras basin in th...

Background: Researchers in developing countries often do not have access to training on research writing. The purpose of this study was to test whether researchers in Rwanda might complete and benefit from a pilot online course in research writing. Methods: The pilot course was set up on Moodle, an open-source online learning environment, and facilitated by the author. The lessons and assignmen...

agricultural production is influenced by different political, economic and environmental factors. various factors influence production, affecting the income of farmers and even in some cases increasing their vulnerability. continuation and expansion of economic activity in this sector requires appropriate risk management policies to be promptly and appropriately applied. one of the oldest strat...