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Experiments were conducted in field cages in Queensland to assess the effects of adults and larvae of the curculionid Cyrtobagous salviniae on Salvini...
Read moreAbove-ground yield and the production of senescent and dead tissue were measured in perennial and Italian ryegrasses, white and red clover and in mixt...
Read moreA heat-labile substance toxic to nitrite-oxidizing bacteria was present in the outer tissues of roots of Hyparrhenia filipéndula; in the summer (Nov.-...
Read moreThe demographic effects of an organochlorine contaminant on the dioecious aquatic macrophyte Vallisneria americana are reported. Plants were sampled f...
Read moreA method for determining tissue turnover in grassland, based on non-destructive measurements of individually marked population units, is presented. Th...
Read moreThe results of a restoration experiment carried out on a permanent grassland on peaty, heavy clay in the Netherlands are described. The experiment sta...
Read moreThe effects of cutting frequency, time of year and leaf age on the appearance of 137Cs in shoots of Agrostis capillaris were studied in a pot experime...
Read moreA mechanistic physiological model for the growth of bracken has been developed which describes its yearly cycle in terms of three compartments: frond ...
Read moreTissue m.c. and rates of CO2 and O2 exchange were determined in the laboratory for branches of L. tulipifera collected at 2 week intervals over a 1 yr...
Read moreSoil samples were from each side and the central grass strip of highway U.S. Rt. 29 north of Charlottesville, Va., USA, with average flow of 12 470 ve...
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