... improve the soil of the pond and The food of shimp. Tea seed meal, do tea bran, dry tea, tea seed cake. Was purple brown granules, this ... , to prevent rain washed rinse every 4 days to 5 days plus 1/5 of water, and turned over once. Pool fermentation ... 5 kg to 10 kg by the fermentation of tea seed meal, stir well, and can be fed with 1000 kg to 1250 ...