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The nature of the competition which occurred in a mixture of Norwegian and Portuguese populations was studied in controlled environmental conditions. ...
Read morePlants of Ayrshire and Scotia perennial ryegrass and of Daeno II and Scotia cocksfoot spaced 2 and 4 cm apart were grown in boxes in pure stand and in...
Read moreBreeding sites of raptors were studied in relation to land-use and edge habitat using 2 different scales in semi-arid Mediterranean landscapes in sout...
Read moreIn the South Downs and South Wessex Downs (southern England), designated an Environmentally Sensitive Area (ESA) in 1987 and 1993, respectively, farme...
Read moreThe area surrounding and including Dadia Forest, north-eastern Greece, has a great diversity of breeding raptors, including many species of conservati...
Read moreBack Bay, Virginia, has been documented as an important foraging area for waterfowl since at least the mid-1800s. Expansive submerged plant beds histo...
Read moreThe forested habitats in a large part of the Mediterranean semiarid climates of Spain are dominated by Aleppo pine (Pinus halepensis) forests, most of...
Read moreThe following is virtually the authors' summary. A small static population of Schistocerca gregaria (Forsk.) confined to an area of Heliotropium aegyp...
Read moreThe decline of managed honeybees and the rapid expansion of mass-flowering crops increase the risk of pollination limitation in crops and raise questi...
Read moreThis annual report summarizes the activities and achievements made by the CGIAR Research Programme on Maize (MAIZE) during 2016. During this year, MAI...
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