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ICAR-IVRI, Izatnagar produced R2B strain vaccine since 1940 and F strain vaccine since 1953. The immunity produced by RD F vaccine lasts for about 15 weeks. Chicks should be revaccinated with the RD R2B vaccine between 8-10 weeks after primary vaccination.
Root pressure is developed due to _____
Sorghum forage poisoning is caused by
Most suitable soil for groundnut cultivation is
Banana is propagated through:
Which among the following is a mycoherbicide
Panchyati Raj day is celebrated every year on
Extension Education Institute for North India is located at:
Quality protein maize is rich in
Which law states that the profit from a limited amount of variable input is maximized when that input is used in such a way that marginal return from th...
Short term credit is usually for a period of ranging up to: