Show I AUGER FOR SAMPLING SOIL Character of Subsoil May Be Be Readily Determined By Boring Holes ta tG Different Depths In arid regions most cultivated ted plants are deep rooted They draw their supply of plant pant food and moisture moisture moist moist- ure from considerable depths and the tha deeper the s' s soil sn n th the larger is the feeding feeding feeding feed feed- ing ground for the roots and the greater great er is the capacity y to store water The The- presence of an impervious stratum lying lyIng ly Iy ing between the first and fifth foot prevents deep rooting and the storage storage- of oC moisture A hard stratum lying ying between the fifth and tenth foot is 13 likewise injurious but to a less extent The character of of the subsoil may be be- readily determined by boring hor horwith holes with a suitable soil auger to a depth depth- of ten feet if necessary and taking taking- samples of soil at different depths says tile fire tie Irrigation Age It will be ba possible usually to find under irrigation tion in nearby fields soils similar ta to those being examined but if this is not possible a trial may be made ona ona on ona a small scale to determine how v the the- soil acts under irrigation In g sandy loams irrigate well clay is hard to cultivate when wet does not absorb absorb absorb ab ab- water readily and bakes mia aid cr cracks when when drying while a soil soil- which is too sandy will not retain sub sut- moisture to maintain crops |