Table 2 Mean and standard deviation of temperature and precipitation during sampling period in three farms producing conventional lettuces in Southern Brazil

1

T0

18.01 ± 2.58^a

0.58 ± 1.31^a

T1

19.02 ± 2.46^b

4.84 ± 12.80^b

T2

19.24 ± 1.96^c

9.65 ± 13.97^c

T3

17.71 ± 2.33^d

23.38 ± 35.06^d

2

T0

19.02 ± 2.46^a

4.84 ± 12.80^a

T1

16.92 ± 3.15^b

1.49 ± 3.71^b

T2

21.70 ± 1.99^c

5.66 ± 6.93^c

T3

19.40 ± 1.90^d

3.70 ± 5.24^d

3

T0

19.02 ± 2.46^a

4.84 ± 12.80^a

T1

16.92 ± 3.15^b

1.49 ± 3.71^b

T2

21.70 ± 1.99^c

5.66 ± 6.93^c

T3

19.40 ± 1.90^d

3.70 ± 5.24^d