Here are some charts comparing 2 inch soil temps from a bare spot and some residue covered soil.

(harlans n o t 4 10 2014.bmp)

(harlans n o t 4 11 2014.bmp)

(harlans n o t 4 12 2014.bmp)

(harlans n o t 4 13 2014.bmp)

(harlans n o t 4 14 2014.bmp)

(harlans n o t 4 15 2014.bmp)

(harlans n o t 4 16 2014.bmp)

(harlans n o t 4 17 2014.bmp)

(harlans n o t 4 13 2014 003.jpg)

(harlans n o t 4 13 2014 004.jpg)

harlans n o t 4 10 2014.bmp (635KB - 56 downloads)

harlans n o t 4 11 2014.bmp (632KB - 62 downloads)

harlans n o t 4 12 2014.bmp (636KB - 61 downloads)

harlans n o t 4 13 2014.bmp (627KB - 54 downloads)

harlans n o t 4 14 2014.bmp (636KB - 48 downloads)

harlans n o t 4 15 2014.bmp (634KB - 44 downloads)

harlans n o t 4 16 2014.bmp (632KB - 51 downloads)

harlans n o t 4 17 2014.bmp (444KB - 49 downloads)

harlans n o t 4 13 2014 003.jpg (142KB - 54 downloads)

harlans n o t 4 13 2014 004.jpg (154KB - 52 downloads)