Question

what is HYV and how it is being used by the farmers​

Answer 1

Answer:

High-yielding varieties (HYVs) of agricultural crops are usually characterized by a combination of the following traits in contrast to the conventional varieties: Higher crop yield per area (hectare) High reliance on irrigation and fertilizers - see intensive farming. ...

Explanation:

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Answer 2

Explanation:

KNO3 H2CO3 K2CO3 HNO3

b. B2Br6 HNO3 B(NO3)3 HBr

c. BF3 Li2SO3 B2(SO3)3 LiF

d. (NH4)3PO4 Pb(NO3)4 Pb3(PO4)4 NH4NO3

e. SeCl6 O2 SeO2 Cl2