Abstract
India has the world’s highest livestock population Livestock rearing is an integral part of agriculture in India as well as many developing countries since centuries. The Indian dairy industry has made remarkable progress in the last three decades with unprecedented growth in milk production. Cattle and buffalo producing milk which is the largest agricultural commodity play a significant role in the Indian economy. For understanding the knowledge of dairy farmers regarding deworming and vaccination in buffalo, knowledge test was developed. There were total 40 items in final knowledge test to measure the level of knowledge of dairy farmers regarding deworming and vaccination in buffalo after working out ‘Index of item difficulty’, ‘Index of item discrimination’ and ‘Index of item validity. The test was found to be reliable (0.88) and valid.
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