mesotrophic


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mesotrophic

(of plants) requiring a moderate level of soil nutrients.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
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This is perhaps not surprising given the relatively warm and mesotrophic character of Florence Lake compared to most kokanee salmon habitats, which are colder and more oligotrophia Temperature and relative lake productivity have been positively associated with kokanee salmon growth rates in Idaho lakes and reservoirs (Reiman and Myers, 1992).
Humus cover types and their distribution by land parcels (%) Humus cover type JEA KEA OEA Total I II III I II III I Eluvic moder-humic 71 63 74 10 - 17 90 54 Neutral mild-humic 28 36 26 52 - 1 - 24 Eutrophic raw-humic 1 1 - - - 77 1 16 Skeleti-calcaric mild-humic - - - 38 100 - - 4 Mesotrophic raw-humic - - - - - 5 - 1 Fulvic moder-humic - - - - - - 9 1 Humus cover types are given according to the classification of Estonian arable soils humus cover types (Kolli 1994).
Spatial variability influences the variation in the organic carbon flux in the basin (Betancur & Martinez, 2003), separating the eutrophic area to the north, between 8-5.5[degrees]N, from the mesotrophic region in the central basin (between 5.5 and 2[degrees]N).
Contrary to expectations, the main foraging areas in the Ionian Sea during the early chick-rearing phase are not particularly productive and are characterized as lower mesotrophic to oligotrophic (Fig.
Some researchers have revealed that in mesotrophic lakes, zooplankton is dominated by the efficient grazer Daphnia and the intensity of predator-prey interaction is the strongest (Carney and Elser, 1990; Elser and Goldman, 1991).
TP concentrations at stations 1,5,6, 8,10, and 11 ([approximately equal to] 0.016 mg/L) were significantly lower (p value [less than or equal to] 0.05) than at station 7 and were categorized as mesotrophic status.
The sampling were done in two manmade lakes, Faculty of engineering (UPM) (3.005885 latitude, 101.720271 longitude) as oligotrophic lake, and Seri Serdang (3.004689 latitude, 101.714071 longitude) as mesotrophic lake (Fig.
Nothwithstanding the difficulties in establishing the concentration limits which characterize mesotrophic, eutrophic and hypereutrophic conditions (Tundisi et al., 2008) it can be concluded that B.
DIAGNOSIS: tall-herb woodland fringes on decalcified, neutral to slightly acid mesotrophic substrata, in the themomediterranean and low mesomediterranean belts of the southwestern Iberia; associated with the Quercion broteroi and the Oleo sylvestris-Quercion rotundifoliae (Quercetea ilicis) forest communities.
The mesotrophic Saadjarv is characterized by slow water exchange rates, high water transparency, high hardness, and alkaline water (Ott, 2007).