(1) American Society of Agricultural Engineers (ASAE).
(2) International Commission of Agricultural Engineers (CIGR).
(3) International Soil Tillage organization (ISTRO).
(4) Asian Association for Agricultural Engineering (AAAE).
(5) German Association of Engineers (VDI).
(6) International Erosion Control Association (IECA).
(7) Technical Centre for Agriculture and Rural Cooperation (CTA)
(8) Japanese Society of Agricultural Machinery (JSAM).