نتایج جستجو برای: tritrophic associations
تعداد نتایج: 140130 فیلتر نتایج به سال:
Complex dynamics of the most frequently used tritrophic food chain model are investigated in this paper. First it is shown that the model admits a sequence of pairs of Belyakov bifurcations (codimension-two homoclinic orbits to a critical node). Then fold and period-doubling cycle bifurcation curves associated to each pair of Belyakov points are computed and analyzed. The overall bifurcation sc...
CONTRIBUTING REVIEWERS The editors of BMC Family Practice would like to thank all our reviewers who have contributed to the journal in Volume 16 (2015).
Twenty-four general-practice trainees were assessed at the beginning and end of their training year. They improved significantly in their factual recall and problem-solving ability. Sixteen young principals who had had an unstructured training for general practice were assessed at the same time and were initially of the same standard but their results showed no difference over the same year.
This article reports on a pilot vocational study programme for provision of antenatal services in the general practice environment. The concurrent evaluation study assessed practice nurses' experiences of undertaking the pilot programme, the level and applicability of the content, and the mode of delivery. General practitioners' understanding of the role of the nurse in providing antenatal serv...
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