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. 2021 Oct 1;16(10):e0257203. doi: 10.1371/journal.pone.0257203

Table 3. Response of common bean yield attribute and yield to its planting time and spatial arrangement in maize -common bean intercrops at Adet research station, Northwestern Ethiopia a.

Source of variation and statistics PH (cm) PPP SPP SY (t ha-1) GY (t ha-1) TSW (gram)
PDCB SA
Simultaneously Alternate 94.00a 16.77ab 6.50a 3.97a 0.99b 258.13a
At emergence 79.57ab 19.80ab 5.90a 2.36b 0.61b 266.83a
At knee height 15.97c 1.97c 2.03b 0.26c 0.01c 71.83b
Simultaneously Paired 89.20b 25.00a 7.17a 4.16a 1.49a 263.87a
At emergence 77.47ab 22.07ab 6.87b 2.37b 0.72b 266.73a
At knee height 12.47c 2.50c 2.00b 0.24c 0.01c 71.50b
Mean 61.45 14.69 5.08 2.23 0.64 199.82
LSD (5%) *** ** ** * ** **
CV (%) 9.50 13.20 23.60 5.20
SA Ns * Ns Ns * Ns
PT ** * ** ** **

aData were combined over years (2014 and 2016). PH = plant height; PPP = pod per plant; SPP = seed per pod; SY = stover yield; GY = grain yield; TSW = thousand seed weight; SA = spatial arrangement; PT = planting time

*, **’*** are significant at 0.05, 0.01, 0.001 probability level, respectively and Ns is non-significant at 0.05 probability level.