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  1. While some elements of maternal nutrition are well known, discussion and experimentation continue on important nutritional and delivery issues. This Resource Guide, aimed at field staff who are not nutritionists, summarizes recent literature on this important topic. The annotations discuss both...
  2. This article is from ECHO Asia Note #29 The old adage ‘You can’t fix a problem if you don’t know you have one’ underpins the basic science of diagnosing plant nutrient deficiencies. For years, farmers and scientists have worked together to identify a set of visual clues that can be used to...
  3. Four nutrient deficiencies--phosphorus, potassium, nitrogen, and magnesium--can be diagnosed by observing maize leaves. This document includes photos of a healthy maize leaf and of maize leaves demonstrating each of these nutrient deficiencies. It also contains suggestions for how to address each...