D.S. MATHEW, ARUN ARYA and. “Studies on Rhizosphere Microflora of Pigeonpea : Qualitative and Quantitative Incidence of Microorganisms After Solarization”. Indian Phytopathology, vol. 46, no. 2, Jan. 2002, pp. 151-4, https://epubs.icar.org.in/index.php/IPPJ/article/view/21438.