9Sumner P E, Sumner S A. Comparison of new drift reduction nozzles [R]. Toronto: ASAE/CSAE-SCGR Annual International Meeting, 1999.
10Tsay J, Fox R D, Ozkan H E, et al. Evaluation of a pneumatic-shielded spraying system by CFD simulation [J]. Transactions oftheASAE, 2002, 45 (1): 47-54.