Field operations in the three years.

CK: eggplant monoculture; NG: eggplant relay intercropping with normal garlic cv. G110; GG: eggplant relay intercropping with green garlic cv. G064.Eggplant managements include irrigation, fertilization, pruning, and ving tying. When there was eggplant in the field, water and fertilizer were given only when eggplant needed. During the growth stages, eggplant was pruned to dichotomous branching. The two branches were ving tying when they grew 1 m high between June and July every year. When there was only garlic in the field, garlic managements include only watering.Field operations in the three years.