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Cavity quality is important for the productivity and survival of many species of tree-dwelling wildlife. Intensive land management practices, such as ...
Read moreAs highly productive and biologically diverse communities, healthy quaking aspen (Populus tremuloides; hereafter aspen) forests provide a wide range o...
Read moreNumerous studies describe thresholds at which transitions between alternate ecosystem states occur but few quantitatively delimit these conditions and...
Read moreThe empirical study of forest ecosystem dynamics is difficult because of the longevity of trees. Many types of models were developed to assist with th...
Read moreThe following is based largely on the authors' summary. Some of the factors that contribute to changes in the biting rate of L. becquaerti with time (...
Read moreThe following is substantially the authors' summary. To provide means of predicting with precision the duration of the puparial stage of Glossina mors...
Read moreThe growth of S. molesta (see WA 23, 2847) was analysed under a range of artificial and natural environmental conditions. Growth was exponential. The ...
Read morePre-release testing for biological control agents is focused primarily on assessment of host-range specificity and safety of potential agents. Agent i...
Read moreClassical biological control (CBC) can be used to decrease the density of invasive species to below an acceptable ecological and economic threshold. N...
Read moreConcentration gradients of phosphate, K, Ca and Mg were measured near a plane of onion seedling roots at a range of soil water contents, in a special ...
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