Nutritional values for crop diversification matrix
Nutritional values for crop diversification matrix
Duke, J.A.
Ecology of Food and Nutrition 6(1): 39-48
1977
ISSN/ISBN: 0367-0244
DOI: 10.1080/03670244.1977.9990478
Previously-published crop diversification matrices scored 1000 crop species for their tolerances to annual temperature, annual precipitation, soil pH, and frost-free-drought-free months. The same 1000 species were classified into 4 categories each for 16 nutrients.