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Long-term experiment

Nitrous oxide emissions from the soil under different fertilization systems on a long term experiment

Nitrous oxide emissions from the soil under different fertilization systems on a long term experiment

... a long-term experiment field in Central Poland (Skierniewice) belonging to the Warsaw University of Life Sciences- SGGW, maintained with no alterations since 1923 under rye ...

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The dry nitrogen yields nitrogen uptake, and the efficacy on nitrogen fertilisation in long term experiment in Prague

The dry nitrogen yields nitrogen uptake, and the efficacy on nitrogen fertilisation in long term experiment in Prague

... Long-term field experiments conducted under different soil and climate conditions and their databases provide invaluable information and are indispensable means in the study of the productivity and ...

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Increase of the Spontaneous Mutation Rate in a Long-Term Experiment With Drosophila melanogaster

Increase of the Spontaneous Mutation Rate in a Long-Term Experiment With Drosophila melanogaster

... this experiment due to an increased mutation rate in the founder MA1 line is the observed increase in the additive genetic variance of bristle traits in the control C2, by a factor similar to that applying both to ...

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Nitrogen efficiency of spring barley in long term experiment

Nitrogen efficiency of spring barley in long term experiment

... Plant sampling and analysis. Plant samples were collected after the plants were harvested (at maturity). Results of the experiment were ob- tained from the years 1997–2012, which means five crop rotations. ...

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Effect of liming on the change of some agrochemical soil properties in a long term fertilization experiment

Effect of liming on the change of some agrochemical soil properties in a long term fertilization experiment

... a long- term experiment set up in 1948: without fertilization (0), straw + NPK (STR NPK), NPK, farmyard manure (FYM), FYM NPK, FYM ...the long- term fertilization ...

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Winter wheat yields in a long-term tillage experiment under Pannonian climate conditions

Winter wheat yields in a long-term tillage experiment under Pannonian climate conditions

... The long-term experiment is carried out at the experimental farm of the BOKU University in Raasdorf (48°14'N, 16°33'E; 153 m ...(1980–2009). Long-term rainfall pattern shows most ...

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Brief communication: Do different grazing strategies affect pre weaning calf growth rates?

Brief communication: Do different grazing strategies affect pre weaning calf growth rates?

... a long-term experiment being conducted at Massey University that examines the impact of colostral status and liveweight gain of heifer calves fed different diets on subsequent milk production, ...

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Long-term effects of fertilizers at Broom's Barn, 1965-82

Long-term effects of fertilizers at Broom's Barn, 1965-82

... The long-term experiment at Broom's Barn which was started in 1965 has investigated the effect of a range of NPK fertilizer inputs on sugar beet and grain yields and nutrien[r] ...

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The influence of fertilisation and crop rotation on soil microbial characteristics in the long term field experiment

The influence of fertilisation and crop rotation on soil microbial characteristics in the long term field experiment

... Counts of Azotobacter spp. and potential nitroge- nase activity are very closely related to the nitrogen content in soil. According to our results, nitrogen fertilisation in organic form (FYM) increased the counts of ...

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Magnesium content in the leaves of winter wheat in a long term fertilization experiment

Magnesium content in the leaves of winter wheat in a long term fertilization experiment

... a long-term experiment (pH value and C org , N tot , available forms of phosphorus (P av ), potassium (K av ), Mg av contents on the magne- sium content in flag leaves (Mg fl ) in winter wheat ...

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Soil chemical properties as affected by tillage and crop rotation in a long-term field experiment

Soil chemical properties as affected by tillage and crop rotation in a long-term field experiment

... Experimental site. The long-term experiment was carried out in Raasdorf (48°14'N, 16°33'E; altitude: 153 m a.s.l.) in eastern Austria on the ext- perimental farm of the BOKU University. Raasdorf is ...

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Large Chromosomal Rearrangements during a Long Term Evolution Experiment with Escherichia coli

Large Chromosomal Rearrangements during a Long Term Evolution Experiment with Escherichia coli

... borders of the rearrangements with single-nucleotide resolu- tion, which is impossible with optical mapping data alone. We also verified the rearrangement borders for two evolved clones from populations Ara⫹1 and Ara⫹2, ...

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Degradation and leaching of bentazone, terbuthylazine and S-metolachlor and some of their metabolites: A long-term lysimeter experiment

Degradation and leaching of bentazone, terbuthylazine and S-metolachlor and some of their metabolites: A long-term lysimeter experiment

... Abstract: The degradation and leaching of bentazone, terbuthylazine and S-metolachlor and their metabolites N-methyl-bentazone, desethyl-terbuthylazine, 2-hydroxy-terbuthylazine, metolachlor ethane sulfonic acid (ESA) ...

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Characterisation of soil organic matter in long term fallow experiment with respect to the soil hydrophobicity and wettability

Characterisation of soil organic matter in long term fallow experiment with respect to the soil hydrophobicity and wettability

... of long-term fallow experiment established in 1958 in Prague was characterised in period of ...This experiment consists of seven variants (control (no tillage, no manuring); farmyard manure ...

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An experimental and theoretical investigation of side weirs

An experimental and theoretical investigation of side weirs

... Results Discussion ROWLINGS (2010) Another issue that arose during the experimentation process was manufactured parts that were not of a high enough quality. The main instance of this was with the long weir piece, ...

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Adaptation, Clonal Interference, and Frequency-Dependent Interactions in a Long-Term Evolution Experiment with Escherichia coli

Adaptation, Clonal Interference, and Frequency-Dependent Interactions in a Long-Term Evolution Experiment with Escherichia coli

... We repeated this experiment except using the most derived genotypes from clades C1 and C2 at 10,000 generations. In particular, the C1 clone had a mutation in nuoM, and the C2 clone had a mutation in nadR that was ...

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Ocean acidification effects on mesozooplankton community development: results from a long term mesocosm experiment

Ocean acidification effects on mesozooplankton community development: results from a long term mesocosm experiment

... II long-term mesocosm study”, which was con- ducted from January to July 2013 in the Gullmar Fjord (58˚15’ N, 11˚28’ E), on the Swedish Skagerrak coast ...

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Concrete fatigue experiment for sensor prototyping and validation of industrial SHM trials

Concrete fatigue experiment for sensor prototyping and validation of industrial SHM trials

... 10-mm long FBG inscribed in a 15- mm bare section of a single-mode copper coated fiber was pre- stressed and encapsulated in a kovar capillary (length of 35 mm, OD ...

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THE EFFECT OF TWO BIOFERTILIZERS UNDER TWO CROP
COMBINATION ON MICROBIAL POPULATION AND EARLY PLANT
GROWTH IN SANDY LOAM SOIL

THE EFFECT OF TWO BIOFERTILIZERS UNDER TWO CROP COMBINATION ON MICROBIAL POPULATION AND EARLY PLANT GROWTH IN SANDY LOAM SOIL

... 2007). Long-term field trials proved that biofertilizers has an equalizing effect of annual/seasonal fluctuations regarding water, air and heat balance of soils, the availability of plant nutrients and thus ...

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Investigation of optimum jack-up vessel chartering strategy for offshore wind farm O&M activities

Investigation of optimum jack-up vessel chartering strategy for offshore wind farm O&M activities

... the long-term charter section of the case study, the total O&M cost, which is composed of the total fuel, total OEM, the total staff, and the total charter costs, increases when the size of the wind ...

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