OCR Text |
Show 6oll Cultivation. , Prof. Ralph E. Parsrball or the Colo- , rado Agricultural college says that perhaps the greatest factor affecting the duty of water Is that of cultivation. cultiva-tion. If the water absorbed by the soil ran only be retained and made available for the growth of the plant the problem of the duty of water has . been practically solved. Crops that will permit a thorough cultivation after a thorough application of water will show a derided Increase In the yield. It baa been determined that the . evaporation from an uncultivated field In single month Is four times that of similar field having a three luch dry c mulch. |