XVII IPNC 2013, ISTANBUL, TURKEY: http://plantnutrition.org/en/
XVI IPNC 2009, SACRAMENTO, CALIFORNIA, USA: http://ipnc.ucdavis.edu/html/welcome.htm
XVII IPNC 2013, ISTANBUL, TURKEY: http://plantnutrition.org/en/
XVI IPNC 2009, SACRAMENTO, CALIFORNIA, USA: http://ipnc.ucdavis.edu/html/welcome.htm