(n.) That portion of the soil formed by the decomposition of animal or vegetable matter. It is a valuable constituent of soils.
Example Sentences:
(1) Removal of humus by anionic exchange is a potential process for small waterworks in Norway.
(2) The partition coefficient (Kp) of BaP to the humus content of the water was determined by an equilibrium dialysis technique.
(3) The humus synthesis processes were most active in the wheat and lucerne plots, they were less effective in the fallow and virgin soils.
(4) Naturally occurring humic substances are particular chemical compounds which are found in humus.
(5) The bioaccumulation of benzo[a]pyrene (BaP) into Daphnia magna from two natural humic waters (one lake water and one bog water), and two humus preparations (Nordic Reference fulvic acid (Nordic FA) and a lyophilized concentrate) of the same aquatic origin was measured by using several dissolved organic carbon (DOC) concentrations for each sample.
(6) The application of humus had a positive effect on grain and straw yield of paddy and the yield increased with the increasing concentration of humus.
(7) When bacterial cells were counted daily in humus-gleisolic soil, their number did not depend on time if the soil was incubated for five days.
(8) At present such a custom is very rare owing the chemical pollution of sewage continuously increasing; but in some countries it is still in use, and is our opinion and experience that organic waste material must be reused as fertilizer of land, more and more devoid of humus and subject to erosion of winds and waters.
(9) "Organic" or "organically grown" foods are commonly represented as "food grown without pesticides; grown without artificial fertilizers; grown in soil whose humus content is increased by the additions of organic matter; grown in soil whose mineral content is increased with applications of natural mineral fertilizers; has not been treated with preservatives, hormones, antibiotics etc."
(10) As pH is decreasing, the physical and chemical properties of humus change.
(11) Four PAH compounds, fluorene, anthracene, fluoranthene and benzo(a)pyrene were dissolved in humus poor (lake) and humus rich water.
(12) The rate of biological nitrogen fixation was determined by the acetylene technique in soils and on the roots of orange, mandarin and lemon trees growing in red, yellow, podzolic, alluvial brown forest, and humus-calcareous soils.
(13) In all four samples, an increase in humus concentration decreased the bioavailability of BaP in a logarithmic manner.
(14) His deep commitment to the freedom of the human spirit is reflected in his actions as well as artistic creations.” • This article was amended on 8 September 2016 to clarify that Eno’s music was replaced; the dance piece Humus was not withdrawn entirely.
(15) Chlorinated fluorene, fluoranthene and benzo(a)pyrene were formed during chlorination of PAH polluted lake water, but not during chlorination of the humus rich water samples.
(16) In soils with native organic matter (humus) the rate of sulfate reduction was very low; it slightly increased with increased clay content of the soils.
(17) Root nodulation, growth and yield of gram crop were appreciably increased due to humus application.
(18) The fertilizer content and humus value of such wastes are useful for agricultural purposes, and the recycling of sewage onto the land eliminates many of our stream pollution problems.
(19) From humus obtained from Stuttgart, a bacterium was isolated with lawsone (2-hydroxy-1,4-naphthoquinone) as selective source of carbon.
(20) The maximum nitrogen fixation (48--51 kg N per hectare) was found in red and humus-calcareous soils of orange plantations.
Microorganism
Definition:
(n.) Any microscopic form of life; -- particularly applied to bacteria and similar organisms, esp. such are supposed to cause infectious diseases.
Example Sentences:
(1) Fastidious microorganisms were accurately detected on C agar as well as on BA+MK.
(2) 3) The first who presumed an independent state of these microorganisms, was Kohlert (1968), from the work of which the epithet for correct name, i.e.
(3) Sorbitol, by itself or in combination with mannitol is slowly converted to acids by the plaque microorganisms.
(4) Kinetic studies on the uptake of radioactive L-aspartate and K+ in the microorganism Streptomyces hydrogenans were performed.
(5) The hypothesis was tested that plaque, as a complex soil comprising microorganisms, cell debris, salivary deposits and other ill-defined organic and inorganic components, would be susceptible to removal by a rinse with high detersive action.
(6) To our knowledge a recurrent infection with this microorganism has not previously been reported in the literature.
(7) It is apparent that in the development of reactive arthritis the patient fails in his first line of defence against the invading microorganism.
(8) Based on the principles of adaptational mutations and genetic exchange of catabolic activities, it becomes possible to select and engineer microorganisms that are suitable for the degradation of recalcitrant compounds.
(9) At necropsy 1 of the 21 animals exhibited tuberculous lesions, and acid-fast microorganisms were identified on direct smears of lymphatic tissue of a second animal.
(10) Dictated by underlying physicochemical constraints, deceived at times by the lulling tones of the siren entropy, and constantly vulnerable to the vagaries of other more pervasive forms of biological networking and information transfer encoded in the genes of virus and invading microorganisms, protein biorecognition in higher life forms, and particularly in mammals, represents the finely tuned molecular avenues for the genome to transfer its information to the next generation.
(11) Soap is regarded as a cosmetic rather than an agent for removal of microorganisms.
(12) The anti-rickettsial activity of this drug was evaluated with regard to the determination of the numbers of surviving microorganism (LID100) and the in vivo concentration of erythromycin in both arthropod hosts.
(13) Owing to its broad spectrum of action (covering both gram-positive and gram-negative microorganisms and anaerobes) and its consistently strong molar action, mezlocillin is well suited as a beta-lactam combination component for intensive care patients.
(14) Streptococcus B was the microorganism most frequently isolated (26.7%), followed by S. epidermidis (19.8%), E. coli (13.7%) and S. aureus (10.68%).
(15) Several subcellular fractions were derived from OK-432 and only the cytoplasmic and protoplast membrane fractions showed cytotoxic activity against the OK-432-sensitive tumor cell lines, although the cytotoxicity obtained was greatly less than the whole microorganism OK-432.
(16) It is not known whether origins are genetically defined sequences analogous to those that control initiation of replication in microorganisms.
(17) Attention is drawn to the shortcomings in our current knowledge of the scale of turnover of the sulphur cycle and of our understanding of the microorganisms involved in specialized environments.
(18) We classified microorganisms from the clinical laboratory by using information provided by the Gram stain and antibiotic sensitivity profiles obtained with the Bauer-Kirby technique.
(19) The microbial overgrowth syndrome of the small bowel (MOS) is characterized by clinically found symptoms of increased metabolic activities of microorganisms existing in a great number in the intestinal juice of these patients.
(20) Six cultures of Bacillus and six lot numbers of Trypticase soy agar (BBL) were used to test the hypothesis that a microorganism grown on various lot numbers of the same chromatogram.