Page 83 - Ecuador's Banana Sector under Climate Change

chapter 4: assessment of climate change impact on banana production and suitability in ecuador, and general assessment of global banana trends under climate change scenarios
Table 9 Key temperature parametres for banana growth
Temperature (°C)
Effect of temperature on banana growth
47 38 34 27 13
6
0
Source: AEBE, 2014
Thermal danger point, leaves die
Growth stops
Physiological heat stress starts
Optimum mean temperature for productivity Minimum mean temperature for growth; field chilling Leaf chlorophyll destruction
Frost damage, leaves die
Table 10 Agroclimatic zones
<900 mm (1)
900- 1500mm (2)
1500-2500 mm (3)
>2500 mm (4)
>3 13-18°C 18-24 °C
dry (1) (2) (3) (1) (2) (3) (1) (2) (3) (1) (2) (3) mths
(1) 111 121 131 211 221 231 311 321 331 411 421 431
>3 13-18°C 18-24 °C >24°C 13-8°C 18-24°C >24°C 13-18°C 18-24°C >24°C 13-18°C 18-24°C >24°C dry (1) (2) (3) (1) (2) (3) (1) (2) (3) (1) (2) (3) mths
(2) 112 122 132 212 222 232 312 322 332 412 422 432
>24°C
13-18°C 18-24°C >24°C 13-18°C 18-24°C >24°C 13-18°C 18-24°C
>24°C
<900 mm (1)
900- 1500mm (2)
1500-2500 mm (3)
>2500 mm (4)
Source: AEBE, 2014
1. Esmeraldas 432
2. El Vergel (Los Ríos) 431
3. La Mana (Cotopaxi) 321
4. Pichiingue (los Ríos) 231
5. Milagro (Guayas) 131
6. Pagua (E Oro) 131
>2500 mm, >24 oC, <3 dry months
>2500 mm, >24 oC, >3 dry months
1500 – 2500 mm, 18-24 oC, >3 dry months
1500 – 2500 mm, >24 oC, >3 dry months
900 – 1500 mm, >24 oC, >3 dry months
<900 mm, >24 oC, >3 dry months
Table 11 Six representative points for the major banana production areas of Ecuador
Location
Agro-climatic zone
Description
Source: Authors’ elaboration, based on temperature and precipitation data from WorldClim (Hijmans et al., 2005)
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