Nitrogen levels
EVALUATION OF MAIZE TOP CROSSES UNDER TWO NITROGEN LEVELS
... efficient nitrogen (N) use that also respond to applied ...two nitrogen levels and select the best ones based on responsiveness and ...different levels of nitrogen (one with average ...
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Seed quality, chlorophyll content index and leaf nitrogen levels in maize inoculated with Azospirillum brasilense
... on nitrogen levels and the chlorophyll content index of the ...roots. Nitrogen levels and chlorophyll content index were evaluated in leaves of the same four genotypes grown in a greenhouse ...
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Nitrogen levels and their fractioning in gladiolus cultivation for Ferralitic Red soils
... growing nitrogen levels and application time of the nitrogen fertilizer in gladiolus ...between nitrogen doses and fertilizer application time in quality variables of spikes and corms were ...
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Oat growth and grain yield under nitrogen levels in agroforestry system in subtropical Brazil
... two nitrogen levels, in five equidistant positions between two adjacent eucalyptus (Eucalyptus dunnii Maiden) double line tracks [20 m (4 m x 3 m)] in alley cropping agroforestry system (ACS) and ...
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Nitrogen levels and their fractioning in gladiolus cultivation for Ferralitic Red soils
... growing nitrogen levels and application time of the nitrogen fertilizer in gladiolus ...between nitrogen doses and fertilizer application time in quality variables of spikes and corms were ...
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Tillering dynamics of Tanzania guinea grass under nitrogen levels and plant densities
... According to Davies (1974), the number of leaves formed on the tiller axis determines the maximum potential for appearance of new tillers and the occupation or development of these buds is called ‘site filling’. In this ...
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ARTIGO_Performance of Upland Rice Crop Depending on Plant Spacing and Nitrogen Levels
... of nitrogen in plant height is often reported in the literature for different upland rice cultivars used in this study and considering different N rates and sources (Fidelis et ...Thus, nitrogen stimulates ...
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Orchid in vitro growth as affected by nitrogen levels in the culture medium
... The major difficulties in orchid micropropagation are related to the time required for (1) the production of seedlings from selected hybrids and (2) identifying the suitable culture medium for each species. Thus, this ...
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Canola yield under different irrigation frequencies and nitrogen levels in the Brazilian Cerrado
... for nitrogen; thus, the application of this nutrient is essential for obtaining a good crop ...of nitrogen: 0, 30, 60, 90 and 120 kg ha - 1 in 2012 and 0, 60, 120, ...
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Implications of selection in common bean lines in contrasting environments concerning nitrogen levels
... of nitrogen fixed is insufficient for the daily requirements of the plant (Cassini and Franco 2006, Brito et ...Thus, nitrogen supplementation to common bean cultures is essential in achieving increased ...
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Growth, photosynthate partitioning and fructan accumulation in plants of Vernonia herbacea (Vell.) Rusby under two nitrogen levels
... 1 and figures 1 and 2), as reported for cultivated species growing in N-enriched conditions (Lambers et al., 1998). Changes in the ratio shoot:root obtained under different nutrient treatments are of particular interest ...
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Effects of irrigation and nitrogen levels on qualitative and nutritional aspects of fig-trees (Ficus carica L.)
... Similar results were obtained by PROEBSTING & WARNER (1954) who noted the decrease of nitrogen and phosphorus contents, while potassium content increased up to half of the growth sea[r] ...
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MONITORING COMMON BEAN DEVELOPMENT WITH DIFFERENT WATER AND NITROGEN LEVELS BY SPECTRAL PROPERTIES
... Nitrogen fertilizer was ammonium sulfate, applied manually according to the fertilizer recommendations. One third of the total N dosage was applied in the seeding furrow, and the remaining was top-dressed at two ...
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Nitrogen levels in the cultivation of strawberries in soilless culture
... RESULTS AND DISCUSSION The number of leaves on the plant decreased by effect of N levels, following a polynomial model (Figure 1a). The higher number was 44 leaves/ plant at 6.5 mmol L -1 (T1) and the lower one ...
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Selection of maize top-crosses for different nitrogen levels through specific combining ability
... production costs and minimizing the dependence of agricultural inputs is the development of maize genotypes presenting high nitrogen (N) use efficiency under low N level conditions. Thus, the objective of this ...
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CHARACTERIZATION MORPHOAGRONOMIC OF GUAVA FRUITS UNDER DIFFERENT WATER DEPTHS AND NITROGEN FERTLIZATION LEVELS
... lowest nitrogen fertilization level was applied, for the other levels, there was was significant effect at 1% probability level (Table ...the nitrogen fertilization level for each water depth (Table ...
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Gas exchange in massai grass under five nitrogen fertilization levels during establishment and regrowth1
... Nitrogen levels provided increasing linear response ...the levels of 0 and 600 mg N•dm -3 of soil, respectively (Table ...highest nitrogen levels, corresponding to higher levels ...
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Growth index in massai grass under different levels of nitrogen fertilization1
... higher nitrogen levels, in relation to the areas of light capture, as previously reported for the leaf area ratio ...in nitrogen fertilization probably promoted retention of photosynthates in the ...
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Effects of Phaseolus vulgaris QTL in controlling host-bacteria interactions under two levels of nitrogen fertilization
... of nitrogen were not detected in its pres- ...eral nitrogen is known to suppress the expression of some key proteins of the biological fixation pathway but has no effect on ...form, nitrogen ...
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PRODUCTIVITY AND EFFICIENCY OF NITROGEN FERTILIZATION IN MAIZE UNDER DIFFERENT LEVELS OF UREA AND NBPT-TREATED UREA
... applied nitrogen levels influenced the productivity and the leaf and grain nitrogen contents, while the production components (size and diameter of the ear, and percentage of straw and cob) were not ...
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