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Detailed 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 moreResearch addressing the effects of habitat fragmentation on species, assemblages or ecosystems has been fraught with difficulties, from its conceptual...
Read moreThe scrub layer was studied in 11 selected areas of Riding Mountain National Park, Manitoba, which are used as winter range by wapiti (Cervus canadens...
Read moreA model is postulated to describe biomass dynamics in pastures that are grazed continuously throughout a limited growing season. It assumes that: rate...
Read moreA model, incorporating resistances to water vapour transport, was developed to account for controls on grassland evaporation in S. Tablelands region o...
Read moreA native grassland in SE Montana dominated by Agropyron smithii was continuously fumigated with 2, 4 or 7 p.p.h.m. SO2 from mid-May until Oct. 1975 an...
Read moreMountain landscapes that are managed to provide several ecosystem services (ES) have the potential to sustain high levels of biodiversity while also m...
Read moreEnvironmental heterogeneity influences biodiversity patterns such as species richness and community composition, but we do not know how it shapes comm...
Read moreWhen about 10% of crops of sweet cherry, kale, field bean and red clover were in flower, colonies were moved to sites either in the crop or at some di...
Read moreThe levels of blood urea, Ca, P, Na and K in the lechwe (Kobus leche kafuensis) blood sera were determined and compared with a standard. Blood urea wa...
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