INVESTIGATIONS INTO THE BETELVINE (Piper betle L.) DECLINE IN GUNTUR DISTRICT.

Balasubramanian, K.AHymavathi, M2020-10-092020-10-091988https://krishikosh.egranth.ac.in/handle/1/5810153051INVESTIGATIONS INTO THE BETELVINE (Piper betle L.) DECLINE IN GUNTUR DISTRICT.EnglishINVESTIGATIONS INTO THE BETELVINE (Piper betle L.) DECLINE IN GUNTUR DISTRICT.Thesis