Rolling seedbeds by hand. Seedbed preparation.

100 ft. diameter stone circle of megalithic origin. 265

Roman Archeological site

Roman archeological site

Rome disks and bed roller with center coulter. Owens-Illinois, Lake City Florida

Root channel just below Bt, in Ck; in profile of gray-brown luvisol slide # 222 & 223

Root in the Bt of gray-brown luvisol profile, slide #223.

Root nodules (N-fixation) on Casuarina. Cape Verde, Dakar. Photo Lloyd Burridge.

Root pruning, or wrenching using a lifter blade. Black spruce, 3+0, root pruning/wrenching.

Jackpine 2+0 planted 1964, 7 yrs after. root system shows asymmetry cf. slides 576, 577. Davidson Twp. Englehart Management Unit.