Rai, BimlaSanjeev Kumar2017-06-032017-06-032008http://krishikosh.egranth.ac.in/handle/1/5810016601en-USRice, Epidemiology, Diseases, Drechslera OryzaeEpidemiology And Management Of Brown Spot Disease Of Rice Caused By Drechslera Oryzae (Breda De Hann)Thesis