Om PrakashRana, Jogender Singh2018-10-092018-10-091987http://krishikosh.egranth.ac.in/handle/1/5810076043EnglishStudies on the Biology of Guava Fruit Fly, Dacus Zonatus Saunders (Tephritidae : Diptera) and Screening of Guava Cultivars Against This PestThesis