Traditional Rainfed Barley Production in the Andean Highlands of Ecuador: Soil Nutrient Limitations and Other Constraints
2005 ◽
Vol 181
(4)
◽
pp. 567-580
◽
2005 ◽
Vol 181
(4)
◽
pp. 567-580
◽
2004 ◽
Vol 178
(3-4)
◽
pp. 441-456
◽
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