OCR Text |
Show GOOD USE FOR DISK HARROW mmmm The Illustration given herewith ahowa tho various uaea to which the disk may be put In preparing the soil for a crop: Fig. No. 1 reprnsentos hard, cracked-. cracked-. open soil that haa not been tilled, r allowing how clod formation takes I. place and the depth at which mots J lure can oacupe from tho ground. Fig. No. 2 represents ground plowed, showing ulr apace between the turned f over slice and the ground beneath. This air space proventa a firm and compact seed bed from being made und atnpa cuplllury attraction with the Bubaoll. Fig. No. S la plowed ground disked. Note that the air apares still exist. Thla la what huppene when com etalk ground is plowed without flrat being ' disked. Corn stalk roots and other trash prevent the ground from becoming becom-ing compact and Arm. j ". No. 4 la ground disked before I 4 It la plowed. The mulch of dirt breaks up capillary attraction ao that moisture mois-ture cannot escape from Ihe top of the ground. This permlla what moisture there Is In the ground to come cloae to the aurfnee. Fig. No. 6 la the dlaked surface shown In Fig. 4 plowed. Disking the ground before It Is plowed leaves a mulch of fine dirt which fills up the air spaces left between the furrowed slice and the ground beneath, thus making the foundation for a firm and compact seed bed. Fig. No. 6 Illustrates disking before and after plowing. When the ground Is treated In this manner the seed bed becomes compact and firm In a much shorter time and forma a meana of capillary attraction. Thla treatment puts the ground In such condition that whether the season be wet, dry or normal, the farmer la not taking any chances. |