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Spending on conservation of plant genetic resources for food and agriculture : how much and how efficient?
Virchow, Detlef, (1999)
Spending on Conservation of Plant Genetic Resources for Food and Agriculture : How Much and How Efficient?
Virchow, Detlef, (2019)
Conservation of plant genetic resources for food and agriculture : main actors and the costs to bear
How to allocate development resources for the promotion of sustainable land use systems in developing countries? : innovative approaches
Virchow, Detlef, (1998)