Underutilized and future crops

Center for New Crops & Plant Products : has a database known as NewCROP which provides windows to new and specialty crop profiles.

Crops for the Future: an organisation dedicated to the promotion of neglected and underutilised plant species as a contribution to humanity. It evolved from the International Centre for Underutilised Crops and the Global Facilitation Unit for Underutilized Species. 

CGIAR : the Consultative Group on International Agricultural Research

Tools

Predicting climate for a specific place: MarkSim DSSAT Weather file generator (CGIAR)

Practical help for farmers

AgriSud International: a non-governmental organisation active in practical support for farmers; working on cultural practises, giving advice on inputs

Futuristic ideas for farming

Google's SolveforX talk on increasing productivity purely by using data better .

MatterNet : a (rural) transport infrastructure without roads, only UAVs.