نتایج جستجو برای: scale plants
تعداد نتایج: 766123 فیلتر نتایج به سال:
Both developed and developing countries are working towards creating an emission free planet. Vietnam, as one of the highest contributors to greenhouse gas emissions, has implemented several policies curtail this phenomenon. Most these geared development renewable energy technologies such biogas. The country’s policy on environmental protection, clean energy, climate change, rural been based sm...
The operation of a power plant based on solar energy can vary significantly with time because the intrinsic intermittency resource. Hence, smart management is required to deal complex dynamic variations different subsystems. In order do that, control logics be implemented but their effectiveness strictly depends temporal evolution parameters considered. For given configuration, exact estimation...
Using comparable plant-level surveys we demonstrate significant differences between the determinants of export performance among UK and German manufacturing plants. Innovation, however, measured has a strong and systematic effect on the probability and propensity to export in both countries. The scale of plants' innovation activity is positively related to export propensity in both countries. I...
Most higher plants are unable to survive desiccation to an air-dried state. An exception is a small group of vascular angiosperm plants, termed resurrection plants. They have evolved unique mechanisms of desiccation tolerance and thus can tolerate severe water loss, and mostly adjust their water content with the relative humidity in the environment. Desiccation tolerance is a complex phenomenon...
ater suppliers need information about the removal efficiency of Cryptosporidium and potential surrogate parameters over a broad range of water quality and treatment conditions. These data can be obtained by tracking environmental concentrations of Cryptosporidium through full-scale treatment plants or feeding larger numbers of oocysts through pilot-scale facilities. Table 1 shows published Cryp...
A fungal epizootic has been detected in populations of the scale Fiorinia externa Ferris (Hemiptera: Diaspididae) in the eastern hemlock, Tsuga canadensis (L.) Carrière (Pinales: Pinaceae), of several northeastern states. Colletotrichum acutatum Simmonds var. fioriniae Marcelino and Gouli var. nov. inedit (Phyllachorales: Phyllachoraceae), a well-known plant pathogen, was the most commonly reco...
Despite strong interest in understanding how habitat spatial structure shapes the genetics of populations, the relative importance of habitat amount and configuration for patterns of genetic differentiation remains largely unexplored in empirical systems. In this study, we evaluate the relative influence of, and interactions among, the amount of habitat and aspects of its spatial configuration ...
I investigated reproduction in a three-year study of Echinacea angustifolia, purple coneflower, growing in a fragmented prairie landscape. I quantified the local abundance of flowering conspecifics at individual-based spatial scales and at a population-based spatial scale. Regression analyses revealed that pollen limitation increased while seed set and fecundity decreased with isolation of indi...
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