Posts Tagged ‘Sub-Saharan Africa’

IPNI: The right surce of nutrient, at the right time, at the right place


Shamie Zingore photoIn 2013, IPNI launched the 4R project to develop and promote best fertilizer management practices. The 4R concept appears simple: apply the right source of nutrient, at the right rate, at the right time and in the right place (detailed guidelines can be found in IPNI’s 4R Nutrient Stewardship Framework). Implementation, however, is both knowledge-intensive and site-specific.