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A mathematical model is described that was developed to relate observed egg sterility in insects to other parameters of mating and reproduction, for u...
Read moreData are presented and discussed on seed germination, seedling emergence, seedling mortality, leaf production and shoot growth for the economically va...
Read moreMeasurements were made during the winter of 1977/78 at the Welsh Plant Breeding Station of changes of leaf, stolon and root biomass, stolon length and...
Read moreLolium perenne cv. S23, Trifolium repens cv. S184 and T. repens cv. Olwen were grown in the glasshouse as monocultures and as mixtures. Drought condit...
Read moreData on the weight and nutrient status of litter from four species of exotic conifer (Pinus lambertiana, P. nigra var. maritima, P. ponderosa and Pseu...
Read moreFor Kenya, maps of annual water availability indices, representing the mean total precipitation available for transpiration as a percentage of the ann...
Read moreThe soil of a forest is a driving factor for the functioning of the forest as a production system of ecosystem. It is the medium where soil organisms ...
Read moreGreylag and pink-footed geese fed together around Loch Leven, Kinross, at a rate equivalent to 0.54 and 0.39 geese/ha day during 2 successive winters....
Read moreCompetition between the 2 strains was studied in pot experiments. It was found that F1 Selma (FS) suppressed Early Hybrid (EH) in mixed culture, altho...
Read moreThe following is virtually the authors' summary. The dispersal of a population of Hylemya (Erioischia) brassicae (Bch.) was studied in Oxfordshire ove...
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