Investigation of Groundwater Contamination from Septic Tank Siting in Umungasi/Abayi, Abia State
نویسندگان
چکیده
منابع مشابه
Groundwater Contamination
INTRODUCTION In the southern United States, chemicals are an integral part of the management of bare-root nurseries. The rationale for using chemicals is based on economics as they can reduce hand labor, improve the use of valuable seed, and increase seedling performance. The cost of all chemicals associated with loblolly pine seedling production averages less than 0.2 cent per seedling. The co...
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The H2S test strip method is being advanced for microbiological water quality testing in situations where conventional analyses are impractical or too expensive. It involves ambient temperature incubation of water samples with nutrient test strips formulated to generate hydrogen sulphide when 'faecal' bacteria are present. Recently a WHO review (Sobesey & Pfaender 2002) identified several conce...
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the present study aimed to investigate representation of discourse markers and metadiscourse markers in conversations and readings of general elt coursebook series used in the language centers of iran. to this aim, four elt coursebooks popularly taught in language centers of this country were analyzed based on fung and carter’s (2007) framework regarding discourse markers and hyland’s (2005) fr...
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ژورنال
عنوان ژورنال: Asian Journal of Biotechnology and Bioresource Technology
سال: 2021
ISSN: 2457-0125
DOI: 10.9734/ajb2t/2020/v6i430088