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. 2013 May 21;8(5):e64479. doi: 10.1371/journal.pone.0064479

Table 1. CLIMEX Compare Locations model parameters for Puccinia psidii s.l. (mnemonics are taken from Sutherst et al. [25]).

Index Parameter Valuea
Temperature DV0 = lower threshold 10°C
DV1 = lower optimum temperature 14°C
DV2 = upper optimum temperature 25°C
DV3 = upper threshold 32°C
Moisture SM0 = lower soil moisture threshold 0.24
SM1 = lower optimum soil moisture 1
SM2 = upper optimum soil moisture 1.5
SM3 = upper soil moisture threshold 2
Cold stress TTCS = temperature threshold 2.5°C
THCS = stress accumulation rate −0.0045 Week−1
DTCS = degree day threshold 17°C days
DHCS = stress accumulation rate −0.0015 week−1
Hot stress TTHS = temperature threshold 32°C
THHS = stress accumulation rate 0.002 Week−1
Dry stress SMDS = soil moisture threshold 0.2
HDS = stress accumulation rate −0.012 Week−1
Annual Heat Sum PDD = degree-day thresholdb 980°C Days
a

Values without units are a dimensionless index of a 100 mm single bucket soil moisture profile.

b

Minimum annual total number of degree-days above DV0 needed for population persistence.