धान्यस्नेहक्षारलवणानां धान्यकल्पं सीताध्यक्षे वक्ष्यामः ॥ कZ_०२.१५.१२ ॥
dhānya-sneha-kṣāra-lavaṇānāṃ dhānya-kalpaṃ sītādhyakṣe vakṣyāmaḥ.
关于谷物、油脂、碱性制品与盐的各项程序(kalpa)——以谷物为范式——将于农业总监(Sītādhyakṣa)一章中说明。
Because their production and primary control are tied to agriculture and state-managed cultivation/supply chains, so rules are centralized there.
A template approach: apply the same accounting/handling logic used for grain to related staples (oils, salts, alkaline products).