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Leaf expansion was investigated in 10 ecotypes of Lolium perenne and 7 of Dactylis glomerata. Seasonal sowings revealed a regular cline in relative ra...
Read moreFaecal surveys are used widely to study variations in abundance and distribution of forest-dwelling mammals when direct enumeration is not feasible. T...
Read moreDetailed measurements of the growth and development of a crop of barley cv. Proctor were used to study the processes determining ear number/unit field...
Read moreChange in cropping practices is required to address the food security issues in Africa. Yet, testing of the performance of such changes, in particular...
Read moreSignificant differences in relative growth rate were found among cultivars of Festuca rubra and Agrostis tenuis grown under nonlimiting nutrient suppl...
Read moreSoil invertebrate communities represent a significant fraction of global biodiversity and play crucial roles in ecosystems. A number of human activiti...
Read moreThe relative rate of increase of leaf area per plant was measured in Vicia faba from May to August. In the early stages of growth, until the leaf area...
Read moreForest clearance is a pervasive disturbance worldwide, but many of its impacts are regarded as transient, diminishing in intensity as forest recovers....
Read moreHybridization between crops and wild relatives seems possible for many crop taxa. Subsequent introgression of crop-specific traits into wild relatives...
Read moreAgricultural land use threatens ecosystem services such as biological control by natural enemies because of simplification of habitat structure and in...
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