Effects of Chemical Fertilizer Application upon the Water Quality Parameters of a Rice–Eel (Monopterus albus) Coculture System

Table 2

Nitrogen and phosphorus content of the chemical fertilizer applied each time (kg/ha). N: nitrogen, P₂O₅: phosphorus pentoxide.

Treatment groups	Base fertilizer		Rejuvenated fertilizer		Tiller fertilizer		Ear granule fertilizer
	N	P2O5	N	P2O5	N	P2O5	N	P2O5
No fertilization (NF)	0	0	0	0	0	0	0	0
Regular fertilization (RF)	89.96	53.98	67.46	40.48	33.72	0	74.92	22.49