Similar to the mammalian placenta with the chorioallantois and amnion, the avian yolk sac membrane (YSM) is comprised of the area vitellina (AVI) and area vasculosa (AVA), respectively. Understanding incorporation and delivery of nutrients (especially fatty acids) between these membranes and the developing embryo is important for improving hatchability and...
Academic librarianship has an intimate association with narratives and stories in their traditional role in curating, caring for, and making collections accessible. Librarians also experience the intricacies and challenges of narrative inquiry through the qualitative research they undertake, oral histories they gather, reflective teaching practices they facilitate, and oral-traditions they...
Our responses are faster when the response key location is compatible with target location than when it is incompatible, even when target location was irrelevant to the task (the Simon effect). This effect is observed even when two people shared the task (e.g., one pressing the left key and the...
This publication describes blackberry cultivars, including trailing, erect, semierect, primocane-fruiting erect, and blackberry/red raspberry hybrids. It includes information on commercial value and identifies which cultivars work well for home gardens.
Douglas-fir (Pseudotsuga menziesii) has a wide distribution in North America and is one of the tree species most widely distributed outside its natural range. The species has been introduced to Europe, New Zealand, South America, and elsewhere around the world. At present, Douglas-fir is an accepted and integral part of...
Focus is published by Oregon State University College of Forestry. Our goal is to keep Forestry alumni, friends, faculty, staff, and students informed about the College of Forestry and its many activities and programs.