______ in 1909 developed an equation that related growth to the supply of plant nutrients:
A.V.J. Kilmer
B.R.B. McKercher
C.J.W.Friedrich
D.E.A.Mitscherlich
Category: Agriculture Agronomy Mcqs
Agriculture Agronomy MCQ preparation for exams like IBPS- AFO (Agriculture Field Officer) Iffco,NFL,NSC,ICAR-JRF/SRF/ARS,IARI,TNAU,RAEO,RHEO,ADO,SDO,ADA,DDA, FCI, ASRB, ARS,B.sc. Agriculture Exam,M.sc. Agriculture Exam, University Exam, KVK Agriculture Supervisor, Central Warehouse Corporation, Food Corporation of India, Assistant Agriculture Officer, MP Vyapam (PEB), And Other Agricultural Exam And horticulture exams Indian Council of Agricultural Research ICAR AIEEA, Agricultural Scientists Recruitment Board (ASRB), UPSSSC Sugarcane Supervisor, SBI Junior Agricultural Associates, Agriculture Inspector, Agriculture Sub-Inspector, Seed Certification Officer, Assistant Manager (Grade ‘A’) and Manager (Grade ‘B’) in NABARD
Trap crops refer to:
A.Crops grown around the main crop, which is more susceptible to insect pest and diseases than the main crop
B.Crops which are resistant to pest and diseases
C.Crops efficient in trapping solar radiation
D.Crops efficient in trapping rainfall
A millet crop is:
A.Sugarcane
B.Bajra
C.Barley
D.Jute
In Instrument that indicates the direction of the wind is:
A.Anemometers
B.Hygrometer
C.Evaporimeter
D.Wind Vane
Cropping intensity is:
A.The extent of the use of land for purposes other than cropping
B.The extent of the use of land for cropping purposes during a given year
C.Net cropped area
D.Gross cropped area
Crop mixture have proved biologically most dynamic under:
A.Water stress conditions
B.Irrigated condition
C.High soil fertility conditions
D.Large holding conditions
Azotobacter spp fix nitrogen:
A.As symbiouts on sugarcane
B.As symbiouts on rice
C.As symbiouts on legume
D.In free soil
Application of urea, aqua-ammonia, anhydrous ammonia and diammonium phosphate form alkaline microsite at the point of application, and in rice ______ encourage the taking up of nitrite:
A.High NH4+ concentration
B.High pH
C.Both of these
D.None of these
A farmer is to select suitable crops for a drought prone un-irrigated area. Which one of the following groups of crops should be chosen for mixed cropping?
A.Sesame, maize, oats
B.Sorghum, whet
C.Sesame sorghum/pearl millet, niger
D.Maize, upland rice, berseem
A tuber represents:
A.Enlarged underground root
B.Enlarged underground stem
C.Enlarged underground nodules
D.None of these
