Entomology One Liner for competitive exam : Agrilearner

Agricultural Entomology One Liner

● A proverb-with regard to ‘IPM’ (Integrated Pest Management) “The enemy of a enemy is our best friend, then why we should see to destroy our friend insect”

● For the biological control of ‘Phalaris minor’ weed in wheat, the use of ‘Neem cake’ + ‘Trichoderma viride’ reduces the root length of this weed and also inhibits the germination of ‘Phalaris minor’.

● For the control of Parthenium weed, marigold reduces its plant roots and also suppress the height of this weed. Zygogramma bicolorata insect can destroy the parthenium.

● National Integrated Pest Management Research Centre is situated at IARI, New Delhi. ● In ‘Green House’, the oxygen is not found in plenty.

● The use of B.H.C. (Benzene-Hexa-Chloride) and Gamaxin (C6H6O16) has been banned, because of harmful effects. (Agricultural Entomology One Liner)

● For termite control, use Viberia Vivaceana.

● ‘Software-Helicoverpa Forecasting Model’ has been prepared on IPM (Integrated Pest Management); so that relation may possible between pest and weather. The data-base has been collected from five centres of the country. For assessing the damage of Indian crops by exotic/foreign pests and diseases the use of ‘Climex Software’ has been done.

● Bio-Intensive Integrated Pest Management has been found to be the cost effective (i.e. in Cost : Benefit ratio) compared to traditional methods of the farmers, being used in Andhra Pradesh.

● In Orchards, installing ‘Aluminium-GI’ Sheet in 90 cm circle and 60-90 cm above the ground; surrounding to plants/trees has helped not to climb or /creep the squarrels and no damage/loss to fruits. (Agricultural Entomology One Liner)

● For the first time, the insecticides developed and used as; Paris Green in USA (1867), Arsenite in China (1900), Pyrethroids in Caucasus (1800) and Chloropicrin in France (1918).

● In Switzerland, in the year-1939, Muller introduced/searched-out the D.D.T.; Carbamates by the scientist ‘Geigy’ of same country in 1947; and parathion in 1944 by Schrader of Germany.

● In India, Lefroy introduced the silk moth and sericulture for the first time at IARI (Indiannow. Imperial-the then) in 1905-06.

● ‘Pyrethrum’ and ‘Nicotine’ are the plant extracts/or Botanicals (a bio-pesticide content) obtained from chrysanthemum and tobacco respectively.

● Bt (Bacillus thuringiensis) bacteria, are more effective and widely used for controlling lepidopterus insects, those are found on crops and wild trees(Agricultural Entomology One Liner)

● The development of plants of insect-pests resistant transgenic cotton is being developed by transferring ‘Bacillus thuringiensis’ of Bt-genes at CICR (Central Institute of Cotton Research), Nagpur (Maharashtra) under Dr. C.D. Mayee, the Director of Institute.

● B.H.C. (Benzene Hexa Chloride) is a fetal and powder insecticide. Its use in agriculture is now banned.

● Bactericide is a substance, which is capable to kill bacteria.

● ‘Bio-toxicity’–a harmful (toxic) influence of the applied substance in plants.

● ‘Bordeaux mixture’—a mixture of copper sulphate, lime and water (4 : 4 : 50 or 5 : 5 : 50 ratio), used as fungicide spray on crop. It is also known as ‘Bordo-Mixture’.

● ‘Burgundy Mixture’—A mixture of copper sulphate (CuSO4) and sodium carbonate (Washing Soda), used as a fungicide.(Agricultural Entomology One Liner)

● Carnivorous plants/or insectivorous plants are those plants, they eat insects e.g. Pitcher Plant.

● ‘DDT’ was discovered by ‘Paul Muller’ in 1939—having insecticidae properties and became most popular.

● Organic–a plant origin, insecticides are Nicotine Sulphate, Pyrethrins, Rotenone and Ryania.

● Organic–a synthetic, insecticides as chlorinated hydrocarbons group are; Aldrin, BHC, DDT, Endrin, Chlorodane, Endosulphan etc.

● Organic–a synthetic, insecticides-as organo phosphate group are; Parathion, Malathion, Phosphomidon, Dimethoate, Monochrotophos, Dichlorovas etc. (Agricultural Entomology One Liner)

● Organic–a synthetic, insecticides-as Carbamate group are; Carbofuran, Carbaryl etc.

● Pesticides Management Bill, 2008—The new Pesticides Management Bill 2008, is intended to replace the Insecticides Act, 1968, to provide more effective and use of pesticides in India. Some Famous Previous (Ex) Agricultural Entomologists of India, Worked in Agriculture Sector

1. Hem Singh Pruthi—Imperial Entomologist, Ex.-Director–IARI, First Plant Protection Officer, Advisor to Govt. of India, Director Locust Control, India, First Chief Editor, I.J. Entomology (Retd.)

2. Sardar Singh—Plant Protection Advisor to Govt. of India, Director Locust Control, New Delhi. (Retd.)

3. S. K. Sen—Head, Parasitology & Entomology, IARI, Author–Veterinary Entomology and Acarology of India . (Retd.)(Agricultural Entomology One Liner)

4. R. N. Mathur—Forest Entomologist, Dehradun. (Retd.)

5. E. S. Narayanan—Head, Division of Entomology, IARI, Director-Central Sericulture Research Institute, Mysore (Karnataka) (Retd.)

Others—H.M. Lefroy, S.R. Christophers, Coleman, T.B. Fletcher, Mian M. Afzal Husain, Y. Ramachandra Rao, T.V. Rama Krishna Ayyar, Taskhir, Ahmad, I.M. Puri, Dev. Raj Mishra, M.L. Roonwal, etc. All they worked as Entomologists in India.

(Agricultural Entomology One Liner)

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