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Reproductive behaviour was recorded in 23 populations of D. glomerata grown under uniform field conditions. In most populations some plants headed in ...
Read moreDescribes a survey of porcupine feeding on Pinyon and Yellow Pine in the Mesa Verde area (S.W. Colorado). A tree-ring chronology was constructed, base...
Read moreIndigenous sorghum varieties in N. Nigeria yielded best in their own localities. All local varieties of a locality tended to flower at the same time e...
Read moreThe notion of reciprocity between humans and the rest of the living world is receiving increasing attention in the environmental sciences and science-...
Read moreStructured population models are used in a range of forms to predict the long-term behaviour of populations of economic or conservation interest. Such...
Read moreTwenty-one agronomic varieties and local populations of D. glomerata ssp. euglomerata and two of ssp. lusitanica from a wide range of habitats were st...
Read more7 cv. of perennial ryegrass, which originated from countries having contrasting winter climates and with a range of heading dates, were grown in simul...
Read moreA characteristic of some heath and moorland areas in maritime north-west Europe is the widespread dominance of Molinia caerulea (purple moor grass). T...
Read moreThe European Union (EU) Water Framework Directive (WFD) requires that member states establish type-specific reference conditions for all waterbodies, ...
Read moreChanges in phenology are a common response to climate change, but their impact on population dynamics is often ambiguous and at-risk species are omitt...
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