potato, potato crop, cultivationing the potato, agronomy department, agriculture department
Agricultural Extension Service, South Dakota State College of Agriculture and Mechanic Arts
The cultivation of potatoes should begin as soon after the potatoes are planted as possible, but good cultivation is more easily accomplished by thoroughly preparing the land before planting.
Valentine, George H., "Cultivating the Potato Crop" (1923). SDSU Extension Circulars. 131.