कर्मोदकप्रमाणेन कैदारं हैमनं ग्रैष्मिकं वा सस्यं स्थापयेत् ॥ कZ_०२.२४.१९ ॥
karmodakapramāṇena kaidāraṃ haimanaṃ graiṣmikaṃ vā sasyaṃ sthāpayet
He should establish (assign/plan) the crop—wet-field (kaidāra), winter (haimana), or summer (graiṣmika)—in proportion to the available labor and water.
Cropping is not purely customary; it is a managed decision based on measurable constraints—water supply and labor capacity.