Contrast

Comparison

C1—Corn in monoculture (T1 + T2 + T3) versus corn in intercropping (T4 + T5);

Compares monoculture with intercropping

C2—Corn in monoculture with weed (T1 + T2) versus corn in monoculture without weed (T3);

Compares the effect of weed in monoculture

C3—Corn in monoculture with weed with complete fertilization (T1) versus corn in monoculture with weed without complete fertilization (T2);

Compares the effect of fertilization in monoculture

C4—Corn in intercropping with M. aterrima (T4) versus corn in intercropping with C. juncea and corn in intercropping with C. ensiformis (T5 + T6).

Compares the effect of M. aterrima with other intercroppings

C5—Corn in intercropping with C. juncea (T5) versus corn in intercropping with C. ensiformis (T6).

Compares the effects of C. juncea with the one of C. ensiformis, in partnership with corn