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. 1999 Jun 22;96(13):7598–7603. doi: 10.1073/pnas.96.13.7598

Table 1.

ANOVA of reported swidden (milpa) practices

n Crops per year Years of land use Hectares cleared Years fallow Species per year
Itzaj (I) 16 2 2.3 1.6 4.7 7.8
Ladinos (L) 16 2 1.8 2.6 3.6 3.3
Q’eqchi’ (Q) 12 1 1 4.1 3.3 3.6
Scheffe P < 0.05 I,L > Q I,L > Q I < L,Q I > L,Q I > L,Q