(n.) A plant of different species of the genus Trifolium; as the common red clover, T. pratense, the white, T. repens, and the hare's foot, T. arvense.
Example Sentences:
(1) The clover constituents chiefly incriminated for these effects are glycosides of the isoflavone derivatives genistein and its 4'-methyl ether biochanin-A, daidzein and its 4'-methyl ether formononetin, and pratensein; coumestrol and its 3'- and 4'-methyl ethers account for the estrogenic activity of alfalfa.
(2) The highest level of contamination with fungi was observed in the concentrate feed mixture followed by clover hay and rice straw.
(3) These natural matrix materials included samples of milk (containing 2 different levels of radioactivity), soil, air filters and clover.
(4) The presented results proof in tendency that oilseed-rape (00-rape seed), wheat, and barley as green plants can contribute in clostridial toxicosis in hares, whereas grass and beets are involved only partially, and clover is practically completely atoxigenic.
(5) We conclude that the structure of the acidic EPS does not control host-specific nodulation of white clover, hairy vetch, and beans for the strains of R. leguminosarum tested here.
(6) Together with biochemical and genetic data, these clones have been used to characterize the Li locus which controls linamarase activity in white clover.
(7) Southern blot analysis of Hind III digested genomic DNA shows that the white clover genome contains three genes with homology to the linamarase cDNA and that at least two of these genes segregate independently.
(8) This clover was chopped, dried, and formulated at 45% into an otherwise purified diet and fed to six guinea pigs for 90 days.
(9) Studies with monovalent antigen-binding fragments of anti-clover root antibody and Azotobacter vinelandii hybrid transformants carrying the unique antigenic determinant suggest that these polysaccharides bind R. trifolii to the clover root hair tips which contain trifoliin.
(10) Alfalfa, red clover, orchardgrass and timothy were harvested in the vegetative stage, wilted and stored as hay, or ensiled in small batch silos (20 kg) at 60, 40 or 20% (direct cut) dry matter and were analyzed for compositional differences.
(11) RNA-dependent RNA polymerase activities were detected in purified particles of white clover cryptic viruses 1 and 2.
(12) Anomalous nodulation of Trifolium subterraneum (subterranean clover) roots by Rhizobium leguminosarum 1020 was examined as a model of modified host-specificity in a Rhizobium-legume symbiosis.
(13) The agglutinins from these legumes were recognized by antibodies raised against the agglutinins of alfalfa and sweet clover.
(14) The soil reaction (pH) was not noteworthy affected by application of clover or grass residues.
(15) Comparative analysis of various copies of these repeated sequences, from R. trifolii (the clover symbiont) and R. meliloti (the alfalfa symbiont), reveals the presence of domains of intra- and interspecific conservation within the promoter regions.
(16) The frequency of piperacillin inactivation according to the clover-leaf test was significantly higher among the strains with synergism than among all the others (p less than 0.02).
(17) Charles Clover of the Financial Times , who tried to protect her, was pushed, thrown to the floor and kicked, and Channel 4 correspondent Jonathan Miller was punched.
(18) ), 2) tall fescue-red clover (Trifolium pratense L.), or 3) tall fescue-alfalfa (Medicago sativa L.) or were barn-fed, 4) tall fescue hay, 5) orchardgrass (Dactylis glomerata L.)-alfalfa hay, or 6) tall fescue silage from late October to early April during each of 5 yr.
(19) Clover's personal portable inhaler is described and illustrated.
(20) The complete nucleotide sequence of red clover necrotic mosaic virus (RCNMV) RNA-1 has been determined.
Trifolium
Definition:
(n.) A genus of leguminous herbs with densely spiked flowers and usually trifoliate leaves; trefoil. There are many species, all of which are called clover. See Clover.
Example Sentences:
(1) An in vitro experiment was conduced under bacteriologically controlled conditions to examine the effect of light on the production of pectin methyl esterase (PME) and pectin polygalacturonase (PG) in the root exudates of Trifolium alexandrinum inoculated with an efficient strain of Rhizobium trifolii.
(2) Activity-directed fractionation of Trifolium pratense resulted in isolation of the isoflavone biochanin A, a potent inhibitor of metabolic activation of the carcinogen benzo[a]pyrene (B[a]P) in cells in culture.
(3) Leghaemoglobin from the subclover, Trifolium subterraneum cultivar Woogenellup, has been fractionated into at least four electrophoretically distinct components using the ion-exchange chromatographic procedure described by Appleby et al.
(4) Anomalous nodulation of Trifolium subterraneum (subterranean clover) roots by Rhizobium leguminosarum 1020 was examined as a model of modified host-specificity in a Rhizobium-legume symbiosis.
(5) ), 2) tall fescue-red clover (Trifolium pratense L.), or 3) tall fescue-alfalfa (Medicago sativa L.) or were barn-fed, 4) tall fescue hay, 5) orchardgrass (Dactylis glomerata L.)-alfalfa hay, or 6) tall fescue silage from late October to early April during each of 5 yr.
(6) The cyanogenic polymorphism in Trifolium repens L. (white clover) has been used as the basis of a study of the genetic control of cyanogenesis.
(7) Diets of fresh kale (Brassica oleracea) and ryegrass (Lolium perenne)-clover (Trifolium repens) herbage were fed to growing sheep in three experiments.
(8) Partially purified linamarase from Trifolium repens (genotype Lili acac) plants was kinetically characterized.
(9) Important pasture and forage plants shown to contain phyto-oestrogens include Trifolium subterraneum L, notably the cultivars Dwalganup, Mt.
(10) Plasma luteinizing hormone (LH) concentrations were measured in normal (control) Corriedale X Merino (comeback) ewes and in clover-infertile comeback ewes which had grazed oestrogenic Yarloop clover (Trifolium subterraneum L. cv.
(11) and white clover (Trifolium repens)), were accustomed to indoor feeding on a ration of C3-plant material (cut pastures and barley meal).
(12) When 2,4-dinitrophenol and carbon dioxide were applied together to dormant seeds of Trifolium subterraneum L. (subterranean clover), 2,4-dinitrophenol did not disturb the breaking of dormancy which carbon dioxide usually induces in legume seeds.
(13) Quantitative expressions of character difference between reciprocal crosses have been studied by different researchers in a number of plant species, such as Epilobium, Zea mays, Oryza sativa, Hordeum sativum, Triticum aestivum, Trifolium hybridum, Linum usitatissimum, Nicotiana rustica, and others.
(14) )-ladino clover (Trifolium repens L.) or 2) Kentucky blue-grass (Poa pratensis L.)-white clover (Trifolium repens L.).
(15) Interestingly, these two latter strains differ from the other R. trifolii strains in nodulation rates on rare clover species in the Trifolium cross-inoculation group.
(16) Tumor-like structures appeared on the roots of Medicago sativa, Alysicarpus vaginalis, and Trifolium pratense inoculated with a non-nodulating strain of Rhizobium trifolii or with irradiated cultures of either of two nodulating Rhizobium strains.
(17) Particles of HTCV2, about 38 nm in diameter and with distinct morphological subunits, were serologically closely related to particles of similar morphology (RCCV2) present in a mixture of cryptic viruses (RCCV-M) from red clover (Trifolium pratense), and were distantly related to white clover cryptic virus 2, also of similar morphology.
(18) Sixty-four intact lambs and twenty-four lambs fitted with a duodenal cannula were weaned at 6 weeks of age and grazed pure species swards of either lucerne (Medicago sativa), white clover ((Trifolium repens), ryegrass (Lolium perenne) or prairie grass (Bromus catharticus) for 6 weeks.
(19) trifolii TA1 to infect the homologous host Trifolium subterraneum cv.
(20) In trifluralin treated seedlings of Trifolium repens, root tips increased in diameter and decreased in length, cell elongation was decreased, cell wall deposition was abnormal, root hairs were deformed, and a marked reduction was seen in the number of infection threads induced by the bacterial symbionts.