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Calcification in the articulated coralline alga Corallina pilulifera, with special reference to the effect of elevated CO2 concentration
Calcification in Corallina pilulifera Postels et Ruprecht displayed diurnal variations in aerated (350 ppm CO2) culture media, with faster rates during the light than during the dark period. AdditionExpand
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Influence of enhanced CO2 on growth and photosynthesis of the red algaeGracilaria sp. andG. chilensis
The influence of elevated CO2 concentrations on growth and photosynthesis ofGracilaria sp. andG. chilensis was investigated in order to procure information on the effective utilization of CO2. GrowthExpand
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Cryopreservation of clonal gametophytic thalli of Porphyra (Rhodophyta)
Abstract Gametophytic thalli of Porphyra were cryopreserved at liquid nitrogen (LN) temperature with a cryoprotective solution in cryogenic vials. Two clonal cultures of gametophytic thalli of P.Expand
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Cryopreservation of the conchocelis of the marine alga Porphyra yezoensis Ueda (Rhodophyta) in liquid nitrogen
Cryopreservation og the conchocelis of Porphyra yezoensis by the two-step cooling method was attempted. A solution composed of 10% DMSO and 0.5 M sorbitol in 50% seawater had the most favorableExpand
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Morphological and AFLP variation of Porphyra yezoensis Ueda form, narawaensis Miura (Bangiales, Rhodophyta)
SUMMARY Detailed morphological observations were made on two strains of cultivated Porphyra: HG-1 (pure line isolated from Dai-1) and Noriken-4 (parental strain of a pure line HG-4). The twoExpand
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Photosynthesis and respiration in bladelets of Ecklonia cava Kjellman (Laminariales, Phaeophyta) in two localities with different temperature conditions
SUMMARY Characteristics of photosynthesis and respiration of bladelets were compared between Ecklonia cava Kjellman sporophytes growing in a warmer temperate locality (Tei, Kochi Pref., southernExpand
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Critical light conditions for young Ecklonia cava and Eisenia bicyclis with reference to photosynthesis
The brown algae Ecklonia cava and Eisenia bicyclis are widely distributed along the Pacific coast of central Japan, and are important algae both ecologically and economically. Wherever the waterExpand
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Response of epilithic diatom assemblages to water pollution in rivers in the Tokyo Metropolitan area, Japan
SUMMARY 1. During the spring of 1992, fifty-two quantitative diatom samples were collected from twenty-eight rivers located in the Tokyo Metropolitan area, Japan, to study the response of theExpand
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Induction and characterization of pigmentation mutants in Porphyra yezoensis (Bangiales, Rhodophyta)
Porphyra yezoensis Ueda conchospore germlings (1–4-cell stages) were treated with N-methyl-N′-nitro-N-nitrosoguanidine (MNNG) for inducing mutations. Three kinds of color-mutated gametophytic blades,Expand
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Culture studies of four species of Porphyra (Rhodophyta) from Japan
Porphyra lacerata, P. tenuipedalis, P. suborbiculata, and P. dentata were cultured under various photon flux densities (10-80 μmol m-2s-1), temperatures (10-25°C), and photoperiods (14L: 10D, 10L:Expand
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