Table 1: Mean percentage of seed predation ± SE at different interactions of density and background density.

TreatmentWeed species
Density (seeds dish−1)BackgroundS. arvensisA. ludovicianaR. rugosumH. spontaneum

50With49 ± 7 c43 ± 8 c29 ± 5 c27 ± 5 a
Without37 ± 5 d33 ± 7 d22 ± 6 e19 ± 5 c
100With64 ± 10 b54 ± 11 b38 ± 7 b28 ± 5 a
Without36 ± 6 d32 ± 7 d22 ± 5 e21 ± 4 b
150With 82 ± 11 a76 ± 10 a51 ± 7 a28 ± 5 a
Without35 ± 5 d32 ± 7 d23 ± 5 d22 ± 5 b

*Data with same word in the same column were not significantly different.