نتایج جستجو برای: mineral nutrients
تعداد نتایج: 104136 فیلتر نتایج به سال:
Plants require several essential mineral nutrients for their growth and development. These nutrients are required to maintain physiological processes and structural integrity in plants. The root architecture has evolved to absorb nutrients from soil and transport them to other parts of the plant. Nutrient deficiency affects several physiological and biological processes in plants and leads to r...
The role of nutritional status as key factor of successful aging is very well recognized. Among the different mechanisms by which nutrients may exert their beneficial effects is the modulation of the hormonal anabolic milieu, which is significantly reduced with aging. Undernutrition and anabolic hormonal deficiency frequently coexist in older individuals determining an increased risk of mobilit...
In a Scots pine forest the throughfall deposition and the chemical composition of the soil solution was monitored since 1984. (Inter)national legislation measures led to a reduction of the deposition of nitrogen and sulphur. The deposition of sulphur has decreased by approximately 65%. The total mineral-nitrogen deposition has decreased by ca. 25%, which is mainly due to a reduction in ammonium...
The availability of mineral nutrients is vital for plant growth and survival, and, as such, plants have evolved elaborate mechanisms to maximize the sequestering and uptake of scarce minerals. This is especially true in the case of phosphorus (P), which, when limiting, induces changes in root architecture to aid in the uptake of this mineral nutrient. How this limiting condition is sensed and p...
Investigations were carried out on the mineral nutrients and organic food contents of seeds of three fodder Lablab purpureus, Leucaena leucocephala and Mucuna utilis for domestic consumption and industrial utilization. Leucaena leucocephala seeds contained the highest amount of lipids crude protein carbohydrates and ash contents. Lablab purpureus contained the lowest amount of lipid crude prote...
The availability of mineral nutrients is vital for plant growth and survival, and, as such, plants have evolved elaborate mechanisms to maximize the sequestering and uptake of scarce minerals. This is especially true in the case of phosphorus (P), which, when limiting, induces changes in root architecture to aid in the uptake of this mineral nutrient. How this limiting condition is sensed and p...
On average, mineral elements account for 4 % of total body mass and part of every tissue, liquid, cell and organ in human body. There is a sufficient evidence that minerals, both independently or in proper balance with other minerals, have structural, biochemical and nutritional functions that are very important for overall human health, both mental and physical (Vahčić et al., 2010). Furthermo...
The availability of mineral nutrients is vital for plant growth and survival, and, as such, plants have evolved elaborate mechanisms to maximize the sequestering and uptake of scarce minerals. This is especially true in the case of phosphorus (P), which, when limiting, induces changes in root architecture to aid in the uptake of this mineral nutrient. How this limiting condition is sensed and p...
Taro (Colocasia esculenta) is an important root crop in the humid tropics and a valuable source of essential mineral nutrients. In the presented study, we compared the mineral compositions of four main parts of taro corm: the upper, marginal, central and lower (basal) parts. The freeze-dried taro samples were analysed for eleven minerals (K, P, Mg, Ca, Zn, Fe, Mn, Cu, Cd, Pb and Cr). The upper ...
The optimum value of trace minerals is how well they can serve their biological function in an animal’s body. For trace minerals to keep an animal in good health and performing to their genetic potential, they have to be available for absorption in the small intestines. There are a multitude of compounds and factors that will interact with individual trace minerals that have the potential to re...
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