One variable-rate spraying equipment and its key technology, J. Jiangsu University: Natural Science Edition, vol.25, issue.2, pp.97-100, 2004. ,
Study on the control of variable-rate spraying in precision agriculture, J.Chinese Agricultural Mechanization, vol.3, pp.25-27, 2004. ,
Variable rate spraying technology on the basis of GPS and GIS, J. Journal of Agricultural Mechanization Research, vol.2, pp.19-21, 2007. ,
Smart spray operator's manual, 1998. ,
Software development for real-time ultrasonic mapping of tree canopy size, Computers and Electronics in Agriculture, vol.47, issue.1, p.25, 2005. ,
DOI : 10.1016/j.compag.2004.10.002
Measuring Canopy Structure with an Airborne Laser Altimeter, Transactions of the ASAE, vol.36, issue.4, p.1235, 1993. ,
DOI : 10.13031/2013.28456
Remote Sensing and Environment, 1996. ,
Sensor-based precision chemical application systems, Congress of Computers in Agriculture and Nature Resources, pp.279-289, 2002. ,
Development of a sensor-based precision herbicide application system, Computers and Electronics in Agriculture, vol.36, issue.2-3, pp.133-149, 2002. ,
DOI : 10.1016/S0168-1699(02)00097-2
Development of precision sprayer for site-specific weed management. Transaction of ASAE, pp.893-900, 1999. ,
Fluid motor metering device:USA, p.483207128, 1987. ,
Variable-concentration direct injection from fixed-ratio diluent-driven pumps, Transactions of the ASAE, vol.45, issue.6, pp.1721-1728, 2002. ,
Application of static state blender in auto mix pesticide equipment, J. Journal of Agricultural Mechanization Research, vol.2, pp.147-149, 2008. ,
Variable ratio spraying pesticide injection system, China Agricultural Machinery Association 2008 Annual Conference Proceedings, 2008. ,
Research on the Influence Factors of Ultrasonic Measurement System of Tree Canopy Volume, Sensor Letters, vol.9, issue.3, pp.1220-1224, 2011. ,
DOI : 10.1166/sl.2011.1378
Design and Research of Variable-rate Spraying System Based on Canopy Volume Measurement, 2011. ,