Journal of Plant Biotechnology : eISSN 2384-1397 / pISSN 1229-2818

Table. 1.

Table. 1.

Some favorable conditions of Arabica and Robusta coffee plants

Factor Arabica Robusta
Soil Sandy loam soil (pH5-6) Same as Arabica
Slope Gentle-to-moderate slopes Gentle slopes to fairly level fields
Elevation 1000-1800m 500-1000 m
Temperature 15-28°C; cool, equable 20-30°C
Relative humidity 70-80% 70-80%
Annual rainfall 150-250 cm 100-200 cm
Blossom showers March-April (25-40 mm) February–March (25-40 mm)
Backing showers April-May (50-75 mm), well-distributed March-April (50-75 mm), well-distributed
Fruiting 120-150 and 180-210 days after blossom 160-195 days after blossom
Disease Moderately disease tolerant Less disease tolerant
Falling of flowers 15-20% 20%
Yield 800-1000 kg/ha 500-900 kg/ha
J Plant Biotechnol 2021;48:207-22 https://doi.org/10.5010/JPB.2021.48.4.207
© 2021 J Plant Biotechnol