نتایج جستجو برای: mineral nutrients
تعداد نتایج: 104136 فیلتر نتایج به سال:
Potassium is a mineral [3] that helps your body conduct a number of critical functions. This mineral is also an electrolyte [4] that plays a role in normalizing blood pressure, muscle contraction, and the transmission of nerve impulses ? all pretty crucial functions for your body. There?s also some evidence that shows potassium helps your cells access nutrients and buffers against some negative...
Potassium is a mineral [3] that helps your body conduct a number of critical functions. This mineral is also an electrolyte [4] that plays a role in normalizing blood pressure, muscle contraction, and the transmission of nerve impulses ? all pretty crucial functions for your body. There?s also some evidence that shows potassium helps your cells access nutrients and buffers against some negative...
Any deficiency in trace element content of commercial poultry diets will decrease their performance. To prevent this situation it is necessary to supplement trace minerals in poultry diets to allow the modern birds to reach their genetic potential. The NRC publication as the most famous reference for livestock and poultry nutrients requirement has no recommendation for some less needed trace mi...
ABSTRACT- The purpose of this study was to elucidate the effects of chemical thinning on seasonal variations of leaf and fruit mineral compositions of ‘Soltani’ apple trees. Treatments, including unthinned control, naphthalene acetic acid (NAA) at 5 and 10 mg L-1, naphthaeneacetamide (NAD) at 25 and 50 mg L-1, benzyladenine (BA) at 50 and 100 mg L-1 and carbaryl at 500 and 1000 mg L-1 were appl...
Producing crude palm oil (CPO) will have side effect on producing palm oil mill effluent (POME). Besides of high COD /BOD contents, POME still contains high amount of nutrients (nitrogen, phosphor and mineral). Traditional treatment of palm oil mill effluent using facultative anaerobic method not fully eliminated COD and BOD into allowable limit. The objective of this research was to utilize p...
Nutrient conservation is considered important for the adaptation of plants to infertile environments. The importance of leaf life spans in controlling mean residence time of nutrients in plants has usually been analyzed in relation to nutrients that can be retranslocated within the plant. Longer leaf life spans increase the mean residence time of all mineral nutrients, but for non-mobile nutrie...
In a field experiment, the effect of enhanced UV-B radiation (simulating 20% ozone depletion at Allahabad, 20 degrees 47' N latitude) was studied on two cultivars of Vigna radiata L. with various levels of mineral nutrients (N and P). Study showed decrease in total biomass accumulation, harvest index, RSR and yield after exposure with enhanced level of UV-B. RGR and CGR also showed decline afte...
Mycorrhizal fungi channel significant amounts of recently fixed plant carbon (C) through the soil, affecting a number of soil processes including the composition and activity of microbial communities and soil organic matter (SOM) mineralization. Some of the mycorrhizal fungi (particularly those establishing ecto-, ericoid and orchid mycorrhizas) can directly mineralize SOM, although often they ...
The prime aim of our work is to report and comment on the bioaccessible concentrations - i.e., the soluble content of chemical elements in the gastrointestinal environment that is available for absorption - of a number of essential mineral nutrients and potentially harmful elements (PHEs) associated with the deliberate ingestion of African geophagical materials, namely Calabash chalk and Undong...
For imore than 150 years reports have appeared in the literature indicating that a wide diversity of plants can lose mineral nutrients from their leaves through the leaching action of rain, mist, and dew. With the adlvent of radioisotopes the phenomenon was conclusively dlemonstrated (4, 5, 13) and in recent years, has been the subject of several reviews (7, 9, 12). Not only are mineral nutrien...
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