The present invention provides an agricultural operation support system, which enables an operator carrying out crop cultivation with appropriate conditions regardless of experience and prevents operational surplus materials. The agricultural operation support system of the present invention comprises: an operational device for carrying out the operations in the farmland and an information terminal (140) for recording and processing the operational information of the operational device. The information terminal (140) records information related to the species of the cultivated crops, types of the fertilizer used, types of pesticide used, amount of crops harvested and the quality of the harvested crops and based on the recorded information, generates operational plans that includes at least any one among the beginning period of the crop cultivation, the operational period in the middle of the crop cultivation, the crop harvest period and the type and the amount of fertilizer used and the type and the amount of pesticides used.本發明提供一種農作業支援系統，其能夠與作業者的經驗無關地以適當的條件進行作物的栽培作業，並且能夠防止作業資材剩餘。本發明的農作業支援系統包括：在農田進行作業的作業裝置；以及進行作業裝置的作業資訊的記錄及資訊處理的資訊終端(140)，資訊終端(140)記錄與栽培的作物的種類、使用的肥料的種類、使用的藥劑的種類、作物的收穫量以及作物的品質相關的資訊，並且基於已記錄的資訊，生成至少包含作物的栽培開始時期、栽培中途的作業時期、收穫時期以及使用的肥料的種類及使用量或者使用的藥劑的種類及使用量之中的任一個的作業計劃。
