While at college, he studied tribal peoples' lifestyles and social structure, and forest ecosystems. He realized the forest does not require human assistance for its existence and growth. The forests have fruit-bearing trees such as
Mango, Ber,
Tamarind, Jamulum and Custard Apple which feed the forest inhabitants. Therefore, he embarked on a research on the natural growth of trees. For twenty years studied forest vegetation, and applying forest principles on his farm from 1989 to 1995 in 154 research projects. These provided the basis for Zero Budget Natural Farming, his unique approach to farming involving manures and agroecology. Study materials have been offered to farmers throughout India by means of continuous workshops, seminars, and books in Marathi, Hindi, English, Kannada, Telugu, and Tamil. Thousands of models farms exist throughout India. Palekar was in the editorial team of Bali Raja, a renowned Marathi Agricultural Magazine in Pune, Maharashtra until 1998. He has written more than 20 books in Marathi, 4 books in English, and 3 books in Hindi. All the books in Marathi are to be translated in all Indian languages. His movement has attracted the attention of the media, politicians and thinkers. More than 30 million farmers throughout India are practicing Zero Budget Natural Farming, in parts of
Maharashtra,
Karnataka,
Telangana,
Andhra Pradesh,
Tamil Nadu,
Kerala,
Punjab,
Haryana,
Uttar Pradesh,
Madhya Pradesh,
Chhattisgarh,
Jharkhand,
Rajasthan,
Gujarat and
West Bengal. Palekar has given presentation to
Prime Minister Narendra Modi on zero budget natural farming. ==Awards==