[PDF] Top 20 Nitrogen efficiency of spring barley in long term experiment
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Nitrogen efficiency of spring barley in long term experiment
... evaluate nitrogen (N) efficiency from different organic and mineral fertilizers applied to the spring ...of spring barley from 16 years of experiments at two sites in the Czech Republic ... See full document
6
The influence of mineral fertilization and legumes cultivation on the N2O soil emissions
... manure/ha), spring barley, yellow lupine, winter wheat, and rye in an experiment conducted in 5 ...the long-term experiment in ... See full document
8
Effect of different straw management practices on yields of continuous spring barely
... on long-term effects of straw incorporation and burning in comparison with straw harvested on yields and yield trends of spring barley show a trend toward yield decrease with time after ... See full document
6
The long-term effect of legumes as forecrops on the productivity of rotation (winter rape-winter wheat-winter wheat) with nitrogen fertilization
... another experiment, Rathke and Schuster (2001) observed increased yields of winter rape at doses of 80–160 kg N/ha, whereas there was only a small rise in yields from 160 to 240 kg ...another experiment ... See full document
7
Dynamics of the nitrogen uptake by spring barley at injection application of nitrogen fertilizers
... uptake long term am- monium nutrition) system consists in injection of fertilizer with a significant ratio of nitrogen in am- monium form into the root space of plants; the place of fertilizer ... See full document
6
Spring barley yield and nitrogen recovery after application of peat manure and pig slurry
... The N of manure organic matter did not have a clear effect on barley yield either in the year of ap‑ plication nor through a residual effect in the fol‑ lowing years. Earlier experiments, too, have shown in most ... See full document
14
The changes of soil nitrogen and carbon contents in a long term field experiment under different systems of nitrogen fertilization
... Stationary long-term field experiments were established in 1997 at 2 experimental sites with different soil-climatic conditions: in Suchdol (Chernozem) and Lukavec (Cambisol) (Table ...total nitrogen ... See full document
8
Nitrogen in agriculture: an overview and definitions of nitrogen use efficiency (Proceedings of the International Fertiliser Society No 651)
... in barley grain to meet criteria for ...of spring barley at three day intervals from emergence to harvest in four experiments where the crop was grown with and without N, with and without adequate ... See full document
25
Fluctuations of nitrogen levels in soil profile under conditions of a long term fertilization experiment
... nitrification efficiency (Heumann et ...in nitrogen content, compared to the ...of nitrogen shows that manure application caused the highest mean increase in the nitrogen content of the soil ... See full document
7
Meat and bone meal as fertilizer for spring barley
... average nitrogen content of barley grain ranged from ...optimal nitrogen content of barley grown for fodder, recommended by the National Research Institute of Animal Production- INRA (2009), ... See full document
6
Nitrogen use efficiency of maize and spring barley under potassium fertilization in long term field experiment
... of nitrogen use efficiency. Nitrogen agronomic efficiency is a parameter representing the ability of the plant to increase yield in response to N ...physiological nitrogen require- ... See full document
5
The dry nitrogen yields nitrogen uptake, and the efficacy on nitrogen fertilisation in long term experiment in Prague
... three long-term field experiments established in ...of spring wheat and sugar ...and spring wheat growing, apparently due to the symbiotic nitrogen ...of spring wheat declined in ... See full document
9
Callus induction and regeneration efficiency of spring barley cultivars registered in the Czech Republic
... Chang et al. (2003) found out that small im- mature zygotic embryos (0.5–1.5 mm) had 100% callus formation and a higher efficiency of plant regeneration than those with large size, which cor- responds with the ... See full document
7
Forage legume impact on soil fertility and N balance
... Delayed ploughing in late winter or spring can reduce nitrate leaching especially on sandy soils and where rainfall occurs early in the autumn or winter. However, this must be set against possible lower yields of ... See full document
5
Large Chromosomal Rearrangements during a Long Term Evolution Experiment with Escherichia coli
... a long-term evolution experiment, twelve Escherichia coli popula- tions have been propagated in a glucose-limited environment for over 25 ...the experiment, when fitness was increasing most ... See full document
13
Reduction of drought stress effect in spring barley (Hordeum vulgare L ) by nitrogen fertilization
... When the barley plants were exposed to drought stress during tillering phase (Figure 1) the highest value of NRA (15.9 nmol NO – 2 /g fw/min) (fw = fresh weight) was obtained at treatment 3 (2 g N per pot). It was ... See full document
7
Climate Change Effects on Plant Ecosystems – Genetic Resources for Future Barley Breeding
... The improvement of resilience to abiotic stress is challenged by the efforts demanded for the phenotyping. Abiotic stress affects crop performance differently, depending on its timing, frequency and intensity. Further, ... See full document
182
The influence of fertilisation and crop rotation on soil microbial characteristics in the long term field experiment
... accessible nitrogen present on field IV (both ammonia nitrogen and nitrate nitrogen content) than on field ...the long-term field experi- ment in Prague-Ruzyně over the period 1999–2004 ... See full document
6
Training Neural Network Elements Created From Long Shot Term Memory
... An artificial neuron (ANe) is a simplified model of biological neurons (BNe) characteristic of the kind of relatively higher levels of development of life. The artificial neural network (ANN) is structured from the ... See full document
10
Long-Term Nitrogen Management in Bioreactor Landfills
... 1988). Since a wide variety of bacteria are able to denitrify, the reduction of oxidized nitrogen occurs in anaerobic environments whenever oxidized forms of nitrogen are present. Denitrification is ... See full document
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