empty rice field (between harvest and spring)
Refers to a rice paddy that lies fallow after the autumn harvest until spring planting. A seasonal agricultural term.
During the winter, the whole area became empty rice fields.
春田にはまだ水が張られていない。
The empty rice field hasn't been flooded yet.
Compound of 春 (spring) and 田 (rice field), literally 'spring field', referring to the state of the field before spring planting.