Difficult 195 For other crops 193 Importance of careful 195 Proper 221 Recent not good 50 Sod, rate of 195 Stand renewed by 72 Plowings saved 21 Pods poorly filled 89 Pork, producing cheap 158 Potash specially needed 65 Potatoes following alfalfa 193 Precede alfalfa 48, 50 Poultry thrive on 180 Prairie dogs, destroying 215 Injure alfalfa 212 Preparation, proper 220 Soil 46 Preparatory crops 49, 50 Presses for baling 104 Press drills favored 56 Prices received 22, 23 Profit reduced in feeding cows 146 Profits 22, 23, 25, 144, 147 Protection, winter 108 From sun not needed 58 Protein, abundance in alfalfa 125 And carbohydrates not interchangeable 136 Digestible 126 Excess in ration 137 Function of 134 Highest in first cutting 129 In clover 20, 21 Increased by irrigation 75 In early cuttings 81 In hay 76 Percentage in leaves 79 Values, various feeds 145 Provence, seed from 32 Prowers County, Colorado 245 Purgatives for bloat 122 Quebec, alfalfa in 15 Quicklime very caustic 66 Rain, cutting after 82 Hay-caps 89 Rain-fall effect on hay 75 Influence on seed 28