نتایج جستجو برای: light and nutrients
تعداد نتایج: 16890661 فیلتر نتایج به سال:
abstract background: since preeclampsia is a potentially dangerous and fatal complication in pregnancy, this research is aimed to determine the daily intake rate of antioxidants' nutrients and their relation to preeclampsia among tehrani pregnant women in 2012. methods: this prospective study was conducted among 1033 pregnant women in prenatal clinics in tehran. a general questionnaire and a fo...
Abstract In mid-March 2019, severe floods occurred in the northern provinces of Iran (Golestan and Mazandaran). Coastal areas, wetlands and bays are strongly influenced by water inputs from land. In this study, the nutrients (nitrate, nitrite, phosphate, silica and ammonium) and other physicochemical parameters (salinity, pH, dissolved oxygen and water temperature) at 8 selected stations in th...
Abstract: Co-cultivation of microalgae and microbes for pollutant removal from sewage is considered as an effective wastewater treatment method. The aim of this study is to screen the optimal photoperiod, light intensity and microalgae co-cultivation method for simultaneously removing nutrients in biogas slurry and capturing CO₂ in biogas. The microalgae-fungi pellets are deemed to be a viable ...
Controlling the light energy and major nutrients is important for high cell density culture of cyanobacterial cells. The growth phase of Anabaena variabilis can be divided into an exponential growth phase and a deceleration phase. In this study, the cell growth in the deceleration phase showed a linear growth pattern. Both the period of the exponential growth phase and the average cell growth r...
OBJECTIVE Previous research on nutrition labelling has mainly used subjective measures. This study examines the effectiveness of two types of nutrition label using two objective measures: eye movements and healthiness ratings. DESIGN Eye movements were recorded while participants made healthiness ratings for two types of nutrition label: standard and standard plus the Food Standards Agency's ...
In order to investigate the effect of some substrates on uptake and concentration of nutrients in cherry tomato (Lycopersicon esculentum Mill. cv. Cerasiforne), this non-recycling soilless culture experiment was carried out as a completely randomized blocks design with 9 treatments and four replicates, with two plants in each pot. Treatments included perlite-vermiculite 50:50 %v, perlit-zeolite...
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