8611 Support and operation services to crop production

**Includes:** - post-harvest crop services: • preparation of crops for primary markets • cotton ginning services

**Includes:** - services to improve the propagation quality of the seed, including treatment of genetically modified seeds: • removal of non-seed materials, undersized, mechanically or insect-damaged and immature seeds • removal of seed moisture to a safe level for seed storage • drying, cleaning, grading and treating of seeds to be marketed

**Includes:** - operation of a crop production unit on a fee or contract basis

**Includes:** - tilling of fields preparatory to planting - planting, cultivation and fertilization of crops - spraying, including from the air - pest control for agriculture - trimming of fruit trees and vines - transplanting and thinning of crops - harvesting - provision of agricultural machinery with crew and operators - operation of irrigation systems for agricultural purposes - other services necessary for agricultural production **Excludes:** - formation and clearance of agricultural land, cf. 54320 - services provided by agronomists and agricultural economists, cf. 83115 - other pest control services, cf. 85310 - water distribution services through mains (on a fee or contract basis), cf. 86330