Potassium fertilization
Yield and yield attributes of maize (Zea mays L.) as affected by detasseling and potassium fertilization
... on potassium application and detassleing at Agronomy Research Farm, The University of Agriculture Peshawar, in ...six potassium levels (0, 25, 50, 75, 100 and 125 kg ha -1 ) and three detasseling stages ...
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Effect of nitrogen and potassium fertilization on micronutrient content in grain maize (Zea mays L.)
... MAŇÁSEK JOSEF, LOŠÁK TOMÁŠ, PROKEŠ KAREL, HLUŠEK JAROSLAV, VÍTĚZOVÁ MONIKA, ŠKARPA PETR, FILIPČÍK RADEK: Eff ect of nitrogen and potassium fertilization on micronutrient content in grain maize (Zea mays L.). ...
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Potassium Fertilization of Conventional- and No-Till Cotton
... Potassium fertilization of the fast-fruiting cotton (Gossypium hirsutum ...conventional-till fertilization of the Memphis silt loam and of no-till fertilization of the Loring silt loam were ...
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Nitrogen use efficiency of maize and spring barley under potassium fertilization in long term field experiment
... yield. Potassium application insured the utilization of nitrogen and storage of carbohydrates in roots thus improving ...to potassium fertilization depends to a great extent on the level of nitrogen ...
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Salt stress, nitrogen and potassium fertilization on growth and fiber quality of colored cotton
... The experiment was conducted using the colored cotton cultivar ‘BRS Topázio’. With a light brown fiber, ‘BRS Topázio’ stands out for having high fiber percentage (43.5%), high uniformity (85.2%) and high resistance (31.9 ...
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Nitrogen and potassium fertilization of potatoes: Evaluating nutrient element interactions in petioles with response surfaces
... We studied the effects of fertilizer N and K rates on the nutrient concen- trations in petioles of Russet Burbank potato grown on a low-K, low-Cl, highly calcareous Millville silt loam s[r] ...
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Corn Production for Silage Subjected to Potassium Fertilization and Water Depths
... the fertilization using seeds from hybrid AG ...quantitative potassium to maximize physiological parameters of FMP with ears and FMP without ears was, respectively, ...
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Wheat Response to Potassium Fertilization in Sandy Soil as Affected by Organic Amendments and Silicate Dissolving Bacteria
... any potassium sources application and organic amendments with silicate dissolving ...mineral potassium (Probert et ...available potassium was remarkably increased after 60 and 90 days of sowing then ...
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Long term effect of low potassium fertilization on its soil fractions
... K/ha/year and the average depletion of K fix was –12 kg K/ha/year. At soils of higher altitude K fix decrease exceeded the decrease of K avail , which can be ex- plained by a combined effect of lighter soils and a more ...
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Evaluation of the mercury content of loamy sand soil after long-term nitrogen and potassium fertilization
... and potassium were ...and potassium fertilizers leads to changes in the concentration of mercury, soil acidification, reduction in total organic carbon, total nitrogen as well as affluence of available ...
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Nitrogen and potassium fertilization of potatoes: Yield and specific gravity
... The partial linear and quadratic K regression coefficients for tuber yield were significant in 1988 but not in 1989 (Table 4).. Nitrogen application above this rate de- creased SG both y[r] ...
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Potassium Fertilization and Physiological Soybean Seed Quality
... of potassium on the physiological quality of seeds from different soybean ...high potassium content in the soil, higher application rates of potassium do not increase the physiolog- ical quality of ...
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Potassium fertilization: paradox or K management dilemma?
... ‘ potassium paradox ’ but rather draw attention to the need for an understanding of the chemistry of soil K and soil – plant K interaction in relation to K ...
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Nitrogen and potassium fertilization of potatoes: Sugars and starch
... We evaluated the N and K fertilization by K- sources effects on concentrations of nutrients, reducing sugars, sucrose and starch in the stem and apical tuber ends from two irrigated fiel[r] ...
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Phosphorus and Potassium Fertilization of Disk-Till and No-Till Cotton
... K fertilization effects on relative yields by ...K fertilization as affected by tillage, yield-response functions were developed through regression analyses for the two tillage systems and tested for ...
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Phosphorus and potassium fertilization in no till southern Brazilian soils
... and potassium (K) levels in southern Brazilian (Rio Grande do Sul, RS) soils are largely below the critical concentrations more than four decades after implementation of the officially recommended ...
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Effect of Potassium and Nitrogen Fertilization on Some Macro-nutrients Utilization Efficiency by Wheat
... increasing potassium fertilizers up to ...increasing potassium fertilization consequently causes to increase production of grain and ...of potassium due to its involvment in many physiological ...
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Variability in macroelement content in the aboveground part of Helianthus tuberosus L at different nitrogen fertilization levels
... and potassium fertilizers. Intensification of mineral fertilization brought about a decrease in calcium content in aboveground parts, with the lowest content of the element found in plots fertilized with ...
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Organically grown grassclover in nature areas to remove soil phosphate for development of specious rich grasslands
... Our field test showed that organically managed grassclover with potassium fertilization offers an alternative way to lower soil P levels. Quite a high production was maintained during the three years of ...
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Crambe (Crambe abyssinica) Cultivation under Different Levels of Fertilization with Nitrogen, Phosphorus and Potassium
... using potassium fertilization in crambe, did not observe sig- nificant differences for dry shoot biomass or 1000 grains weight, and according to these authors, the high potassium content in the soil ...
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