Water-Saving Benefit Model Analysis of Plain Reservoirs in Arid Areas Based on Nonlinear Data Prediction under Floating Ball Cover

Table 5

Calculation of revenue-raising benefits.

Floating ball coverage (%)	Project	Irrigation area mu	Total revenue ten thousand yuan	Total yield increase ten thousand yuan
	Before water-saving	13.22	9.17
25	After water-saving	17.58	12.19	3.02
50	After water-saving	21.08	14.62	5.45
75	After water-saving	24.12	16.73	7.56
91	After water-saving	26.98	18.71	9.54