Fig. 2.
Physicochemical properties of rice soils. OM: organic matter, TN: total N, TP: total P, AK: available K, AP: available P. Control (CK): sterile water; treatment BP: the photosynthetic bacteria agent PSB06; treatment BC: the photosynthetic bacteria agent CGA009; treatment GP: root irrigation with the photosynthetic bacteria agent PSB06; treatment GC: root irrigation with the photosynthetic bacteria agent CGA009