Core Agricultural Sciences:
Father of Agronomy – Pietro de' Crescenzi
Father of Horticulture (World) – Liberty Hyde Bailey
Father of Horticulture (India) – M.H. Marigowda
Father of Agricultural Chemistry (World) – J.B. Liebig
Father of Agricultural Chemistry (India) – J.W. Leather
Father of Fertilizer Chemistry – J.B. Liebig
Father of Field Plot Technique – J.B. Boussingault

Soil Sciences:
Father of Soil Science (World) – V.V. Dokuchaev
Father of Soil Science (India) – J.W. Leather
Father of Pedology – V.V. Dokuchaev
Father of Soil Taxonomy – G.D. Smith
Father of Soil Testing – M.L. Troug
Father of Soil Physics – Daniel Hillel
Father of Soil Microbiology – S.N. Winogradasky
Father of Soil Erosion – Bennett
Father of Soil Erosion Control – Wollny
Father of Soil Conservation – Tamhane

Tillage and Farming Systems:
Father of Tillage – Jethro Tull
Father of Zero Tillage – G.B. Triplets
Father of Minimum Tillage – E.H. Faykner
Father of Mixed Farming – La-Fkitze
Father of Response Farming – Stewart
Father of Dryland Agriculture – Kanitkar
Father of Natural Farming – Masanobu Fukuoka
Father of Organic Farming – Albert Howard
Father of Modern Composting – Albert Howard
Father of Zero Budget Natural Farming – Subhash Palekar

Agrometeorology and Climate:
Father of Agrometeorology (World) – D.N. Walia
Father of Agrometeorology (India) – L.A. Ramdas
Father of Agroclimatology – Wladimir Köppen

Technological and Institutional Contributions:
Father of Indian Remote Sensing – P.R. Pisharoty
Father of Safener – Hoffman
Father of KVK (Krishi Vigyan Kendra) – Chandrika Prasad
Father of Cooperative Movement in India – F. Nicholson

Plant Breeding and Genetics:
Father of Genetics – Gregor Johann Mendel
Father of Modern Genetics – T.H. Morgan
Father of Polygenic Inheritance – Kolreuter
Father of Genetic Engineering – Paul Berg
Father of Mutation Theory – Hugo de Vries
Father of Indian Plant Breeding – Dr. B.P. Pal
Father of Experimental Genetics – Thomas Hunt Morgan
Father of Cytoplasmic Inheritance – Carl Correns

Crop Improvement and Biotech:
Father of Green Revolution (World) – Norman E. Borlaug
Father of Green Revolution (India) – M.S. Swaminathan
Father of White Revolution – Verghese Kurien
Father of Golden Revolution – K.L. Chaddha
Father of Hybrid Rice (World) – Yuan Longping
Father of Hybrid Rice (India) – E.A. Siddiqe
Father of Super Rice – Dr. G.S. Khush
Father of Golden Rice – Ingo Potrykus
Father of Hybrid Cotton – C.T. Patel

Botany and Plant Sciences:
Father of Botany – Theophrastus
Father of Biology – Aristotle
Father of Zoology – Aristotle
Father of Plant Physiology – Stephen Hales
Father of Indian Plant Physiology – J.C. Bose
Father of Tissue Culture – Gottlieb Haberlandt
Father of Systemic Pomology – De Candolle
Father of Orchidology – John Lindley
Father of Taxonomy – Carolus Linnaeus
Father of Plant Pathology – Anton de Bary
Father of Indian Plant Pathology – E.J. Butler
Father of Indian Mycology – E.J. Butler
Father of Forest Pathology – Robert Haring
Father of Indian Rust Research – Dr. K.C. Mehta

Other Important Figures:
Father of Statistics – R.A. Fisher
Father of Vital Statistics – John Grant
Father of ATP Cycle – F.A. Lipmann
Father of Cytology – Robert Hooke
Father of Crop Rotation – Norfok
Father of Sociology – Auguste Comte
Father of Extension Education (World) – A. Seaman Knapp
Father of Extension Education (India) – Leagans
Father of Fruit and Vegetable Preservation – M. Nicholas Appert
Father of Antibiotics – Alexander Fleming
Father of Economic Ecology – M.S. Swaminathan