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. 2014 Oct 10;11(10):10406–10418. doi: 10.3390/ijerph111010406

Table 4.

Cost comparisons between LDS and WPN at the recommended application concentration.

Content 50% WPN 10% LDS Cost Reduction by Use of LDS Relative to Cost of WPN (%)
Commercial price of molluscicide (CNY Yuan/kg) 38.000 12.000 -
Recommended immersion concentration (Kg/m3) 0.002 0.004 -
Market price of application by immersion (CNY Yuan/ m3) 0.076 0.048 Decline 36.842
Recommended spraying or powdering concentration (kg/ m2) 0.002 0.006 -
Market price of application by spraying or powdering (CNY Yuan/ m2) 0.076 0.072 Decline 5.263

Note: Recommended concentration WPN = Recommended active concentration WPN÷50%. Recommended concentration LDS = Recommended active concentration LDS÷10%.