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Acari were sampled from experimental plots on coal-shale tips undergoing reclamation. Cryptostigmata were the dominant mite order. Acid and more basic...
Read moreAn increase in the abundance of nematodes, rotifers and tardigrades in a pine forest soil during the second year after clear-cutting coincided with in...
Read moreThe diet of upland and ruddy-headed geese was composed mainly of Poa annua and P. pratensis. Leaf lengths of P. annua/pratensis eaten on 'greens' did ...
Read moreA method is discussed for determining distribution and abundance of the spindle tree (Euonymus europaeus). This could be used for other hedgerow speci...
Read moreSamples of Auchenorrhyncha were collected from fertilized plots in southern England between April 1978 and November 1979. Twenty-nine species were rec...
Read moreThe nature of change in genetic structure during self-thinning of crowded mixtures of Phlox drummondii genotypes was investigated with (1) 10 commerci...
Read moreThe cage aquaculture of rainbow trout, Salmo gairdneri Richardson, enriched the mesotrophic Glebokie Lake in Poland with carbon, phosphorus and nitoge...
Read moreMaize, beans (Phaseolus vulgaris) and squash (Cucurbita maxima) were grown in pure stands and mixtures for 3 seasons in Costa Rica. Vegetative biomass...
Read moreA non-destructive stain technique for quantifying root growth was developed. Red, blue and yellow chlorotriazinyl dyes are individually applied as a s...
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