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Chapter
Lentibulariaceae
Herbaceous terrestrial, epiphytic or aquatic carnivorous plants. Roots frequently absent. Leaves rosulate or scattered on stolons, entire or divided, sometimes heterophyllous. Inflorescence terminal or lateral...
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Myoporaceae
Small trees or shrubs with usually scattered secretory cavities. Leaves simple, usually gland-dotted, spirally arranged or rarely opposite. Flowers solitary or in axillary cymes. Calyx with five lobes, imbrica...
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Balsaminaceae
Annual or perennial herbs, sometimes with tubers or rhizomes, occasionally subshrubs; stems erect or procumbent, succulent, rarely woody below. Leaves spirally arranged, rarely decussate or verticillate, simpl...
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Chapter
Scrophulariaceae
Plants annual, biennial or perennial, herbaceous or suffrutescent, rarely climbers, shrubs or trees. Stems erect, ascending or prostrate. Leaves opposite or alternate, entire, rarely divided or pinnatifid to p...
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Bignoniaceae
Usually trees or lianas, sometimes shrubs, rarely herbs; lianas mostly with unusual vascular structure. Leaves opposite, sometimes verticillate, rarely alternate, 2-3-foliolate, pinnate or palmate, less often ...
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Chapter
Investigations on developmental stages
Studies on the early development of root-parasitic weeds comprise the most difficult to monitor stages in the life- cycle of these plants. In order to monitor this host-parasite interaction different growing s...
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Chapter
Vegetation of Malagasy Inselbergs
While the geomorphology of inselbergs in Madagascar is well known, their vegetation structure up to now has been less analyzed. Mostly, information from the surrounding savannas and forests is available. Until...
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Article
Abstracts of Papers presented at a Workshop on Ecology of Botrytis and Sclerotinia and their Interaction With Other Microorganisms Abstracts of Papers Presented at a Workshop on Genetic Aspects ofFusarium oxysporum and Related Species Abstracts of Papers and Discussion Contributions Presented at the Dutch-Israeli (Diarp) Workshop on Environment-Friendly Crop Protection of the Flower Industry to Suit Future Market Trends
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Article
Ultrastructure and chemistry of the cell wall of the moss Rhacocarpus purpurascens (Rhacocarpaceae): a puzzling architecture among plants
The architectural, compositional and functional characteristics of the cell walls of the leaves of the moss Rhacocarpus purpurascens (Brid.) Par. have been analysed by scanning and transmission electron microsco...
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Article
Analysis of DNA from a Beta procumbens chromosome fragment in sugar beet carrying a gene for nematode resistance
We have begun to apply techniques for the preparation and anaylsis of large DNA segments from sugar beet (Beta vulgaris) addition lines carrying a mitotically stable chromosome fragment from B. procumbens that co...
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Article
Effects of abscisic acid on photosynthesis in whole leaves: changes in CO2 assimilation, levels of carbon-reduction-cycle intermediates, and activity of ribulose-1,5-bisphosphate carboxylase
Addition of abscisic acid (ABA) to the transpiration stream of leaves of Xanthium strumarium caused stomatal closure and, simultaneously, an independent reduction of CO2 assimilation. An attempt was made to ident...
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Chapter
Kirromycin and Related Antibiotics
Most of the antibiotics reported to interfere with polypeptide chain elongation bind to ribosomes. There are only three kinds of antibiotics whose target is not the ribosome, but an elongation factor. The anti...
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Article
Ball lightning — a combustion phenomenon
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Article
Induction of an intestinal epithelial sugar transport system by high blood sugar
Intravenous infusion of glucose produces a marked increase of the mucosal-to-serosal sugar flux in the isolated everted small intestine of rats. The phenomenon is partially substrate specific, is inhibited by ...
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Article
Influence of anticholinergic-antiparkinsonian agents on the effects of narcoanalgesic drugs in the rat
Nachweis, dass die zentral wirksamen, anticholinergischen Agentien (Antiparkinson-Substanzen: Methyxen, Biperiden, Ethaproperazin, Caramiphen) sowohl die analgetischen Effekte von Morphin und Meperidin als auc...
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Article
Phenethylamine content of human urine and rat brain, its alterations in pathological conditions and after drug administration
Nachweis, dass die Phenethylamin-ausscheidung bei endogener, nicht aber bei sekundär atypischer Depression signifikativ vermindert, bei Manie und Schizophrenie aber entsprechend erhöht ist. Die Behandlung der ...
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Article
Influence of adrenergic blocking agents upon morphine and catecholamine analgesic effect
Las catecolaminas adrenalina (0,25 y 0,5 mg/kg) noradrenalina (0,5 y 1 mg/kg) e isoproterenol (4 y 8 mg/kg) producen efecto analgésico significativo en lauchas. También aumentan (adrenalina 0,25 mg/kg, noradre...
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