Show hillside crops records of crops will show that the trees grown on the hillsides hlll hill aldea sides or at the iba top of elevations have a greater percentage of crop years than those in the ibe hollow this condition is in primarily dua to the ali air drainage dral nago or to difference of temperature between the low ground and that a few feet higher up E experiments have bare shown that on still frosty nights there has haa been a differ once ence of 16 degrees in as many feet between tho the bottom of a ravine or hollow and thetos the top nearby |