The mechanisms by which some animals are able to achieve astonishing feats of migration have often eluded researchers because of the difficulty of designing suitable experiments. Two Canadian researchers believe they now have a set-up to throw light on the flight of the monarch butterfly. Nigel Williams reports.

introduction. the capability of the academic staff in teaching has a significant relationship with their awareness of educational process and curriculum. taking the necessity of the curriculum and precise implementation of its parts as a system into account, reveals the academic staff’s thinking system and educational process. education experts believe that the university student is the center ...

The study sought to explore approaches for co-creation of conservation agriculture (CA) knowledge amongst farmers, nongovernmental organizations (NGOs), government and specialist researchers. The aim of the study was to explore farmer initiated food security strategies among small holder resource poor farmers, through enhancement of farmers’ own productive capacity. The study was born out of th...

with the growth in customers’ demand diversification, mixed-model u-lines (mmul) have acquired increasing importance in the area of assembly systems. there are generally two different approaches in the literature for balancing such systems. some researchers believe that since the types of models can be very diverse, a balancing approach without simultaneously sequencing of models will not yield...