INDU SHARMA and KARAM CHAND, UPASANA RANI*, G.D. MUNSHI,. 2008. “Opportune Period for Screening Wheat Germ Plasm Against Powdery Mildew in Punjab”. Indian Phytopathology 61 (1): 75-78. http://epubs.icar.org.in/ejournal/index.php/IPPJ/article/view/12701.