Show DEEP OR SHALLOW PLOWING great deal depends upon judgment of farmer and local conditions two good rules the agricultural extension service ot of the university uni Un hersity of arizona frequently receives inquiries from farmers asking whether deep or shallow plowing la is the right tiling thing As to whether to plow deep or shallow depends entirely upon local cond eions therb are two gen eral rules that may be laid down I 1 in dry farming sections of the state fall and winter plowing should be deep and spring plowing shallow deep spring plowing in the dry farming dis tracts opens the soil so that much able moisture is lost 2 in heavy or tight soils preparatory plowing should generally be deep in order that the soil may be opened up for the genetra tion of moisture light ight or loose soils should usually be plowed shallow or in some casa only disked A great deal depends upon the judgment of the farmer as to whether he should plow deep or shallow it Is usually better to plow before irrigating than after although sometimes times it Is necessary to gie a light irr gation to soften the soil so that it can be plowed gen orally insufficient team power is used on the heavier types of soil in ari art zona and this should be remedied in some tight heavy soils or in tough sod and band it Is frequently desirable to disk before plowing one of the best ample ments tor for this purpose is a double ac tion cutaway harrow |