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

(harlans n o t 4 17 2014 v 1.bmp)

(harlans n o t 4 18 2014.bmp)

(harlans n o t 4 19 2014.bmp)

(harlans n o t 4 20 2014.bmp)

(harlans n o t 4 21 2014.bmp)

(harlans n o t 4 22 2014.bmp)

(harlans n o t 4 23 2014.bmp)

(harlans n o t 4 24 2014.bmp)

(harlans n o t 4 25 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 17 2014 v 1.bmp (632KB - 72 downloads)

harlans n o t 4 18 2014.bmp (624KB - 67 downloads)

harlans n o t 4 19 2014.bmp (636KB - 85 downloads)

harlans n o t 4 20 2014.bmp (631KB - 83 downloads)

harlans n o t 4 21 2014.bmp (627KB - 74 downloads)

harlans n o t 4 22 2014.bmp (628KB - 70 downloads)

harlans n o t 4 23 2014.bmp (634KB - 87 downloads)

harlans n o t 4 24 2014.bmp (628KB - 54 downloads)

harlans n o t 4 25 2014.bmp (423KB - 66 downloads)

harlans n o t 4 13 2014 003.jpg (142KB - 74 downloads)

harlans n o t 4 13 2014 004.jpg (154KB - 67 downloads)