N fertilization
Harvesting strategy and N fertilization influence 134 Cs uptake by forage plants
... In the N fertilization experiment, three cuts were taken from each pot and the cuts of one pot were correlated. This correlation was taken into account in the statistical models. The covariance structure of ...
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Effects of elevated CO₂ and N fertilization on plant and soil carbon pools of managed grasslands: a meta-analysis
... of N, mi- crobes use the energy they obtain from decomposing easily degradable C-compounds to decompose N-richer compounds, which can result in higher respiration rates while microbial biomass remains ...
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The effectiveness of N fertilization and microbial preparation on spring wheat
... The amount of soil nitrogen derived from miner- alization of organic matter was considerably veri- fied in individual years of the research (Table 2). The highest amount of nitrogen from that source of inflow was ...
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New Pelleted Plant Based Fertilizers for Sustainable Onion Production
... increasing N fertilization ...tissue N depended on plant growth stage and the earliness of the ...and N content in the leaves seems to be the middle of the variety’s growing ...
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The effect of nitrogen fertilization, sowing rates and site on yields and yield components of selected varieties of safflower (Carthamus tinctorius L )
... Oil content in the years of observation was variable, e.g. it ranged from 20.3% to 34.4% in the variety CW-74. Its seeds had the highest average content of oil (27.2%). The lowest average content of oil recorded in Gila ...
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Nitrogen Fertilization Impacts on Phosphorus Cycling in Grazed Grass Legume Pasture
... be N-limiting due to the small amount of endogenous N that is excreted in ...and N to the soil from fecal pats is affected by many environmental factors ...of N fertilization of a ...
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The effect of nitrogen fertilization and anti fungal plant protection on sugar beet yielding
... optimal N rate. The insufficient N fertilization has a negative effect on yields, while overrated N application decreases technological value of sugar beetroots, which has been proved in ...
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Winter wheat agronomic traits and nitrate leaching under variable nitrogen fertilization
... and N fertilization was the key factor that influenced both yield and NUE (Table ...influenced N availability resulting in different responses of measured traits under variable N ...optimum ...
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Application of the chlorophyll fluorescence ratio in evaluation of paddy rice nitrogen status
... N fertilization levels and fluorescence ...leaf N content. The Kjeldahl method was utilized to determine the leaf total N content of paddy rice in this investigation (Yao et ...leaf N ...
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Seasonal variability in soil N mineralization and nitrification as influenced by N fertilization
... anaerobic N mineralization and nitrification- incubation (Table ...of N fertilizers demonstrating that the potential nitrification remained relatively constant during the season and N ...
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The nitrification inhibitor 3,4-dimethylpyrazole phosphate decreases leaf nitrate content in lettuce while maintaining yield and N 2 O emissions in the Savanna of Bogotá X. Huérfano 1, S. Menéndez1 , M.M. Bolaños-Benavides 2, M.B. González-Moro1 J.M. Estavillo 1, C. González-Murua1
... of N fertilization in lettuce ...the N-input is directly linked with N 2 O emissions rather than other gases emissions, Van Groenigen et ...yield-scaled N 2 O emissions, which relates ...
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Comparaison des qualités sensorielles de la viande et de la carcasse d’agneaux élevés au pâturage en production biologique ou conventionnelle à deux niveaux de disponibilités en herbe
... The experiment used 96 Limousine weaned castrated male lambs from weaning until slaughter in the following 2 x 2 experimental design: production system (organic O vs. conventional C) x herbage availability (high H vs. ...
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Nitrogen use efficiency of maize and spring barley under potassium fertilization in long term field experiment
... nitrogen fertilization as compared with barley (Table ...kg N/ha and then slightly ...nitrogen fertilization in the range between 150–250 kg N/ha, secured corn yield at the level of 9 t/ha, ...
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The use of compressed height to estimate the yield of a differently fertilized meadow
... in N fertilization treat- ments with heights in the range of 100–150 cm but relatively low yields of about 2–5 t/ha in the second cut in 2010–2011 (Figure ...nitrogen fertilization for both cuts ...
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Effect of long-term mineral fertilizer application on soil enzyme activities and bacterial community composition
... that N, P and K fertilizers have similar effects at the phylum level on soil bacterial community composition (Mazzola and Strauss ...different fertilization treatments (Figure ...
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Effects of increased ammonia on root/shoot ratio, grain yield and nitrogen use efficiency of two wheat varieties with various N supply
... However, our current knowledge of the effects of nH 3 on higher plants is predominantly derived from studies conducted in Europe focused on for- est and grassland vegetation. Much less attention has been paid to the ...
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Manure fertilization for soil organic matter maintenance and its effects upon crops and the environment, evaluated in a long term trial
... manure fertilization, increased SOM contents have been observed in several field trials in central and Northern Europe, mostly carried out under site conditions very similar to ours (Asmus et ...mineral ...
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Seed pod shattering in the genus Lotus and its overcoming
... Abstract: Birdsfoot trefoil (Lotus corniculatus L.) is a perennial species that is known for its outstanding char- acters as a crucial component of meadow and pasture vegetation and a highly successful fodder crop. ...
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Uptake of mineral nitrogen from subsoil by winter wheat
... different N management systems and for effective nitrogen fertilization (Addiscott and Darby 1991, Sylvester-Bradley et ...of N min in a soil profile is the result of plant uptake, ...
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Direct and residual effects of plant nutrition’s and plant growth retardants, on cottonseed
... seeds. N is essential for plant protein synthesis including chlorophyll, which is indispensable for photosynthesis and enzymes which act as catalysts in biochemical reactions, and seed reserve proteins ...of ...
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