الإتاحة: http://repository.ias.ac.in/114152Test/
الإتاحة: http://repository.ias.ac.in/114170Test/https://www.sciencedirect.com/science/article/abs/pii/S0048357505000374Test
الإتاحة: http://repository.ias.ac.in/114154Test/http://repository.ias.ac.in/114154/1/Appl.%20Environ.%20Microbiol.-2003-Siddavattam-2533-9.pdfTesthttp://aem.asm.org/content/69/5/2533.abstractTest