Research Article

Winter Wheat Row Spacing and Alternative Crop Effects on Relay-Intercrop, Double-Crop, and Wheat Yields

Table 2

Wheat yield response averaged across years to relay-intercrops planted into 19 and 38 cm row spacings and following 19 cm wheat with no mechanical damage that was subsequently double-crop seeded in 2012 and 2013.

CropCropping system
Relay-intercropDouble-crop
19 cm38 cm19 cm

kg ha−1
Cowpea442537754715
Pearl millet412040704665
Sorghum434041954625
Amaranth410540354375
Soybean410539254640
Red clover405541054660
Hairy vetch393539604675
Pea415038354725
LSD ()435