农业综合板块7月31日涨0.02%，大禹节水领涨，主力资金净流出76.13万元

Group 1 - The agricultural sector index increased by 0.02% on July 31, with Dayu Irrigation leading the gains [1] - The Shanghai Composite Index closed at 3573.21, down 1.18%, while the Shenzhen Component Index closed at 11009.77, down 1.73% [1] - Dayu Irrigation's stock price rose by 1.77% to 6.32, while other companies like Huilong Co. and Runong Irrigation saw declines of 1.52% and 3.05% respectively [1] Group 2 - The agricultural sector experienced a net outflow of 76.13 thousand yuan from institutional investors and 2227.03 thousand yuan from retail investors, while individual investors saw a net inflow of 2303.16 thousand yuan [1] - Dayu Irrigation had a net inflow of 567.84 thousand yuan from institutional investors, while Huilong Co. experienced a net outflow of 643.96 thousand yuan [1]