rice paddy
Refers to a field where rice is grown; a common agricultural term.
There are wide rice paddies spreading out around here.
A rice paddy spreads out at the entrance to the village.
My grandfather grows rice in his paddy field.
田んぼ is the everyday, colloquial word for a rice paddy, whereas 本田 sounds formal or literary in comparison.
本田 is a flooded field for growing rice, while 畑 is a dry field used for crops other than rice.
本田 is conventionally counted with 枚, the counter used for flat expanses of land like fields.
Compound of 本 (hon, 'main') and 田 (den, 'rice field'). The exact historical derivation is uncertain, but it likely originally referred to a primary or main rice paddy.