SCIENTISTS & THEIR DISCOVERIES

SCIENTISTS & THEIR DISCOVERIES

S.No	Field	Scientist
1.	2,4-D as growth regulator	Zimmerman and Hitchcock
2.	2,4-D as herbicide	Marth and Mitchell
3.	2,4-D discovered by	Hammer and Turkey
4.	3 row sugarcane planter	Krishnen Singh
5.	ABA	Waring
6.	Absolute growth rate	West et al
7.	ADCO process of composting	Hutchinson and Richards
8.	Aggressivity	Gilchrist
9.	Agricultural chemist (First)	J.W Leather
10.	Allelopathy	Hans Molisch
11.	Apomixis	Hans Winkler
12.	Apoplast and Symplast	Munch
13	Area harvest equivalency ratio	Balasubhramanium & Sekayange
14.	Area Time Equivalency ratio	Heibisch and Maccollum
15.	Auxin	Frits Warmolt Went
16.	Available N in soil	Subbiah and Asija
17.	Available water :	Veihmeyer and hendrickson
18.	Bajra hybrid HB1	Athwal
19.	BGA in rice field	P.K De
20.	Biodiversity Hotspots	Meyer
21	Biodynamic farming	Rudolf steiner
22	Biogas	Desai and Biswas
23	Biological yield term	Nichiporovich
24	Bt cotton in India	C.D Mayee
25	Capillary potential concept was given by	Buckingham
26	Capillary theory	Bohem
27	Cardinal temperature concept	Sachs
28	Caterpiller tractor	Benjamin Halt
29	Cation Exchange Capacity	Thompson and Way
30	Coefficient of Effectivenes	Nichiporovich
31	Coefficient of sustainability	Lal
32	Competition index	Donald
33	Competitive exclusion principle	Gause
34	Contact exchange theory	Jenny and Overstreet
35	Competition ratio	Willey and Rao
36	Controlled droplet application	E.J Bals
37	CRI in wheat	Bharadwaj
38	Critical Soil Test Level Approach	Cate and Nelson
39	. Crop Equivalent Yield	Verma and modgel
40	Crop Growth Rate	Watson
41	Crop Ideotype for Brassicas (Rapeseed & Mustard)	Turling
42	Crop Ideotype for Gram	Pande and  Suxena
43	Crop Ideotype for Maize	Mock and Pea
44	Crop Ideotype for Rice	Jennings/Yoshida
45	Crop Ideotype for Rainfed wheat	Asana
46	Crop Ideotype for Wheat	Donald rce
47	Cropping Intensity index	Menegay
48	Cultivated Land Utilization index	Chuang
49	Cytokinin	Gottlied Haberlandt
50	Denitrification a respiratory process	Weissenberg
51	Diversity Index	Strout and Wang Yu
52	DRIS	Beaufils
53	Drum culture technique	Dastane
54	Dry farming in India	T.K Basu
55	DTPA test	Lindsay
56	Ecology term coined by	Earnst Haeckel
57	Effective Land Equivalent ratio	Mead and Willey
58	Effective rainfall	Dastane
59	Electrical Resistance Block	Boyoucous and Mick
60	Electrochemical theory of Ion uptake	Lundegardh
61	Father of ‘conservation tillage’	Faulkner
62	Father of Aerobic rice	Boumen
63	Father of low volume spray	E.J Bals
64	Father of modern soil conservation	Wollny
65	Father of Safeners	Otto L Hoffman
66	Father of Soil testing	Trough
67	Father of zero tillage	Jethro Tull/ Triplett
68	Fertilizer gradient Approach	Ramamoorthy
69	Field capacity	Israelsen and West
70	Flowering responses of plants to temperature	Vernalization
71	Foliar Fertilization	Rajat De
72	Foliar fertilization of plant nutrients	E.Gris
73	Forage breeder	Burton
74	FYM by trench Method	C.N Acharya
75	FYM trench method	C.N Acharya
76	Growing Degree Days concept	Vittum et al
77	Gypsum blocks	Boyoucous and Mick
78	Gypsum requirement	Schoonover
79	Harvest Plus Organization	Howarth Bouis
80	Herbicide Efficiency Index	Krishnamurthy
81	Humus is the basic principle	Wallerius
82	Humus is the principle of vegetation	Wallerius
83	Hydrophonic	Sachs and Knoop
84	Importance value index	Philips
85	Indole acetic acid – Isolation and Characterization	Charles and Francis
86	Inductive Approach	Ramamoorthy
87	Influence of temperature on plant growth and development is termed as	Thermomorphogenesis
88	Integrated farming System	M.S.Swaminathan
89	Integrated Soil Test Level Approach	Calwell
90	Intercropping	Aiyer
91	Intercropping concept	Aiyer
92	Interference	Harper
93	Irrigation agronomy	Dastane
94	IW/CPE	Parihar
95	Karnal Bunt of  heat	Mitra
96	Land Equivalent Coefficient	Adetiloye and  Ezedinma
97	Land Equivalent ratio	Willey
98	Law of maximization	Wallace
99	Law of restitution	Leibig
100	Leaf Colour Chart	Balasubramanium
101	Leaching requirement	Rhoades
102	Leaf Area Duration	Watson
103	Leaf Area Index	Watson
104	LEISA Concept	Swaminatha
105	Light transmission  ratio	Monsi and Saeki
106	Lignin theory	Waksman
107	Lignin theory of humus formation	Waksman
108	Lime potential	Schofield
109	Lime requirement	Shoemaker
110	Macro and Micro nutrient grouping	Loomis and Shull
111	Maize	Bosisen
112	Mass flow	Munch
113	MCPA developed by	Templeman and Sexton
114	Missing Plot Technique	Yats
115	Mixed cropping	La Flitz
116	Mixed cropping	La flitz
117	Moisture equivalent	Briggs and Mclane
118	Mr Rice	S.K De Datta
119	Multiple cropping Index	Dalrymple
120	Mycorrhyza	Frank
121	N2 fixation by legumes	Hellriegel and Wilfarth
122	Natural farming	Fukuoka
123	Neighbourhood Approach (weed research	Goldberg and Werner
124	Net Assimilation Rate	Gregory
125	Nitrate reductase activity	Evans and Nason
126	Nitrification is a 2 step process	Warrington
127	Nutrient Index	Parker
128	Nitrification was caused by bacteria	Theodore Schloessing and Alfred Muntz
129	Nutrient Mobility Concept	Bray
130	Nutrient Supplementation Index	Wahua
131	Oilseed	Dharampal
132	One man Straw revolution	Fukuoka
133	Organic farming	Northbourne
134	Osmosis	Abbe Nollel
135	Parallel cropping	Suxena / Sher Singh Bains
136	Partial Factor Productivity	Layman and Herdt
137	pE concept	Silen
138	Permanent Wilting Point	Briggs and Shantz
139	pF scale	Schofield
140	Phosphate fixation	Thomas Way
141	Photoperiodism	Gardner and Allard
142	Photophosphorylation	Arnon
143	Photorespiration	Decker
144	Phyllosphere	Ruinen
145	Ploughman’s folly	Ruinen
146	Polyphenol theory of O.M	Stevenson
147	Potato tuber from seed	A.Killam
148	Poverty adjustment law	Macy
149	Prescription approach	Trough
150	Pressure membrane apparatus	Richards
151	Pusa Jaikisan	V.L Chopra
152	Q/I relationship	Beckett
153	QPM developed by	S.K Vasal and Villegas
154	Reclammation of Saline and Alkaline soil	Bhumbla
155	Relative Growth Rate	Blackman
156	Relative Yield Total	De Wit
157	Relay cropping S.S	Bains / Balwant Raj
158	Replacement Series	Osiru and Kibira
159	Residual Sodium Carbonate (RSC)	Eaton
160	Respiration and temperature have relationship	Exponential Q10 = 3
161	Response and yield) curve (Relation between plant population	Holliday
162	Response farming	Stewart
163	Rhizosphere	Hiltner
164	Rice Agronomy	Ambika Singh
165	Role of algae in supplying oxygen o roots of submerged rice	Harrison and Aiyer
166	Root Interception	Barber
167	Salt Index	Puri
168	SCAR (Sodium Calcium Activity Ratio)	I.C Gupta
169	Simultaneous cropping Index	Strout
170	Slow Release Nitrogen fertilizer	Rajendra Prasad
171	Sodium Adsorption Ratio	Richards
172	Soil Plant Atmosphere Continuum	Huber
173	Soil Resource Economic and Plant Parameter	Yadav
174	Soil solarization	Yaduraju
175	Solar heat treatment against Loose smut :	Sattar and Luthra
176	Sorghum breeder	N.G.P Rao
177	Southern Oscillation Index	Gilbart Walker
178	Specific leaf weight	Hayashi
179	Staple land Equivalent ratio	Reddy and Chetty
180	Stress Day Index	Dorrenbos and Pruth
181	Sugarcane Agronomy	H.K Pande
182	Sunflower Oil Improvement	Pustovit
183	Sunken Screen Evaporimeter	Dastane and Sharma
184	Surge irrigation	Stringham and kellar
185	Surge irrigation	Stringham and kellar
186	Sustainable Yield Index	Singh et al. /Yadav
187	Target Yield Concept	Ramamoorthy
188	Tensiometer	Richards and Gardner
189	Thermoperiodism	Went
190	Tift 23 A Bajra	Burton
191	Time Domain Reflectometry	Topp and Davis
192	TMO under leadership of	P.V Shenoi
193	Total Factor Productivity	Herdt
194	Total Factor Productivity	Christensen
195	Transplannting in Pearlmillet	R.C Gautam
196	True and functional allelopathy	Aldrich
197	Ultramicronutrient concept	Nicholas
198	Water footprint	Prof Arjen Y. Hoekstra
199	Water potential	Buckingham
200	Water Requirement Satisfaction Index	Doorenbos and Pruitt
201	Waterman of India	Rajendra Singh
202	Weed Control Efficiency	Mani et. Al
203	Weed Control Index	Mishra and Tosh
204	Weed Index	Gill and Vijaykumar
205	Weed resistance (Senecio vulgaris) first reported by	Ryan
206	Wheat	B.P Pal

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