نتایج جستجو برای: physico chemical characteristics
تعداد نتایج: 1015515 فیلتر نتایج به سال:
Temporary wetlands dominate the wet season landscape of temperate, semi-arid and arid regions, yet, other than their direct loss to development and agriculture, little information exists on how remaining wetlands have been altered by anthropogenic conversion of surrounding landscapes. This study investigates relationships between the extent and type of habitat transformation around temporary we...
This research was conducted in order to investigate the possibility of using palm wastes compost as substrate for cultivation of Dieffebnbachia amoena at five levels (ratio of 0, 25, 50, 75 and 100% v/v as substitute for peat) and peat: perlite (4:1) treatment as control, as a randomized complete blocks design with three replications. Chemical and biological properties of palm wastes compost, p...
There is a critical need to automatically extract and synthesize knowledge and trends in nanotechnology research from an exponentially increasing body of literature. Engineered nanomaterials (ENMs), such as nanomedicines, are continuously being discovered and Natural Language Processing approaches can semi‐automate the cataloging of ENMs and their unique physico‐chemical properties; automatical...
heavily polluted wastewater from sanitary landfill presents the leachate characteristics that need special treatment and disposal. concentration of chemical oxygen demand (cod), ammonia nitrogen (nh3-n), heavy metal and other pollutant content are often larger than standard requirement after applying biological/physico-chemical treatment.thus, the combination of coagulationflocculation and chem...
in order to investigate some silvicultural and soil physico-chemical characteristics of christ's thorn (ziziphus spina christi l. desf.) natural stands, ten natural stands of the tree species which have similar climate and aspects were selected and altitude from sea level (asl), the thickest sprout collar diameter (tscd) and total tree height (th) of the tree species were measured in 1000 ...
Lipiarmycin, a metabolite of Actinoplanes deccanensis nov. sp. (PARENTI et al.), has been isolated in pure form. It has a molecular formula C52 CONGRUENT TO 54H74 CONGRUENT TO 76Cl2O19, (M.W. = 1,073 CONGRUENT TO 1,099). From its chemical and physico-chemical characteristics, lipiarmycin can be considered a new antibiotic. Lipiarmycin is highly active against Gram-positive bacteria, includin...
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