Characteristics of food: fresh lakers in the Agriculture Park, chickens raised in semi-natural environment, ducks and crabs raised in paddyfield and vegetables grown by ourselves.

The environment behavior and effects of Isazofos on aquatic organisms in a paddy field and fish pond simulation ecosystem were studied.

The soil, field water, rice plant and protein in rice grains were analysed and determined after fish cultured in paddy field (rice on the ridge and fish in the furrow).