A. Ciancio & K. G. Mukerji (eds.), Integrated Management and Biocontrol of Vegetable and Grain Crops Nematodes, 127-148. © 2008 Springer.

Figure 1. Distribution of the soybean-producing area in Argentina and of the nematode Heterodera glycines. Each point corresponds to a 500-ha area or fraction larger than 100 ha; triangles indicate the departments (in provinces) where the nematode has been detected. (Adapted from Giorda, 1997).

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