Before revision: 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) Dwarfness Improved response to fertilizers High reliance on irrigation and fertilizers - see intensive farming Early maturation Resistive to many diseases Higher quality and quantity of crops can be produced.
After revision: High-yielding varietlllies (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) Dwarfness Improved response to fertilizers High reliance on irrigation and fertilizers - see intensive farming Early maturation Resistive to many diseases Higher quality and quantity of crops can be produced.