General Agriculture
#Surface characteristic in which downward entry of water in soil occur–>infiltration
#Movement of water through column of soils –>Percolation
#Only source of recharge of ground water –>Percolation
#Mathematically hydraulic conductivity V = kf
(General Agriculture)
#Vertical water flow rate is governed by –>Darcys Law
#Colloidal particles negatively charged , high surface area , high CEC(150-300 mol/kg), High water holding capacity than silicaclay –>Humus
#Largest source of error in soil testing programme comes from–>Soil sample
#For soil testing in excessive wet areas–>Pot hole auger is used
#Extent of organic matter in soil –>chromic acid used
(General Agriculture)
#For determining available N in soil –>Aspergillus niger test used
#N content is also determined easily by –>Alkaline permanganate method
#At wilting coefficient water is held with force of –>15 atmospheres
#Available water –>between field capacity (-0.3 bar) and PWP (-15bars)
#% of Carbon dioxide in soil air –>0.3%(higher than in atmosphere)
#Overall effect of submergence is –>Increase in pH ,deficiency of. micronutrients
#Bengal femine 1943 / brown spot of rice is caused by ? – Helminthosporium oryzae
(General Agriculture)
#Life cycle of wheat rust is given by ? – K. C. Mehta
#The pathogen associated with the discovery of Bordeaux mixture is ? – Plasmosphora viticola
#First bacterial disease known as fire blight of pear was reported for first time from USA by ? – T. J . Burill
#Udabatta disease of rice is due to ? – Ephelis oryzae
#Ring rust of Aonla is caused by ? – Ravenellia emblica var. fructoidae
#Frog eye leaf spot of tobacco is caused by ? – Cercospora nicotianae (Fungus)
(General Agriculture)
#Leaf blight of cotton is caused by ? – Alternaria macrospora
#Father of Microbiology is? – Louis Pasteur
#Bacterium was discovered by ? – Anton Leewenhock
#Father of Modern Plant Pathology is ? – Anton de Berry
#Bordeaux mixture was developed by ? – P.M.A.Millardet
#Central Plant Protection Training Institute is situated at ? – Hyderabad (A.P.)
#Integrated pest control ( IPM) term was coined by ? – Bartlett (1956)
(General Agriculture)
#The term “Pest Management” was given by ? – Geier (1970)
#Father of Insect Physiology is ?- Wiggelworth
#DDT was discovered by ? – Paul Hermann Muller
#First insecticide discovered was ? – DDT
#Plant Protection and Quarantine Act was passed in the year ? – 1912
#Insecticide Act was passed in ? – 1968
(General Agriculture)
- General Agriculture One Liner For Competitive exam
- Agriculture One Liner Question for Competitive exam
- Important Agriculture MCQ With Explanation for Competitive exam
- General Agriculture One Liner For Competitive Exam
- Important Agriculture One Liner For Competitive Exam
