Show TO IRRIGATE THE POTATOES I Ditches Must B Be Large and Deep to Allow Water to Run Along Row Smoothly Dy my C. C L. L WITCH Colorado Agricultural T Colle e. e Potatoes should be ditched for Irrigation irrigation irrigation ir Ir- ir- ir so that the roots and anel their food rood soil soll shall be wet wet but so the water will not puddle nor pack the surface or body of the soil above or around the tubers This means that on flat fiat lands the ditches must be large largo and deep to allow the water to run along the row rowand rowand rowand and nowhere to go too high Flat Flatlands Flatlands Flatlands lands must be well graded moreover so there will be no hummocks to back backup backup backup up the water nor hollows to cause flooding Similarly on flat fiat lands two way plows should be used that there may be neither back furrows nor dead furrows On lan lands ls with abundance o nr of fal Cat potatoes potatoes potatoes po po- should not be ditched deeply deep deep- ly as the water should run on a u higher bottom because it will run ruu rapidly and be shallow S Sloping potato potato po po- tato lands lauds should be cultivated comparatively comparatively comparatively com com- shallow except the first time as a part of ot the same plan Large ditches use up root space and width of hill and are to be avoided except on flat fiat lands Ditches between potato rows should be made with a small V ditcher that the sides may be packed and steep not loose and sloping as when made with a sweep or middle It is obvious that the less space taken by the ditch the more room for the therow therow row rowand and the more dirt will there be between the tubers and frost damage often so serious to Colorado growers |