1218 



EXPERIMENT STATION EECOBD. 



Page. 



Pear blight, treatment, N.J 579 



borer, sinuate, notes, N.J 586 



U. S. D. A 169 



brown rot, notes 461 



canker, investigations 458 



treatment, Del 260 



disease, notes 261 



U. S. D. A 169 



fire blight. Del 366 



leaf blister-mite, notes 466, 987 



U. S. D. A 169 



midge, notes 463,1093 



N.J 586 



U. S. D. A 169 



must, fermentation 1089 



psylla, notes 64,673,984,987 



Conn. State 63 



U. S. D. A 169 



sawfly, social, notes 463 



scab, notes, U. S. D. A 169 



treatment 61, 775 



slugs, notes 984, 1093 



Cal 267 



thrips, notes 687 



Pears, cold storage 760 



crossing experiments 572 



culture, handbook 660 



drying 438 



insects affecting 466 



Colo 169 



modifications cau.sed by dimorphism. %5 



grafting 965 



pollination, Del 252 



experiments 572 



pruning 2.53 



root pruning 966 



.storage and shipment experiments.. 865 



experiments 866 



thinning, Md 253 



varieties 46, 967 



Can 41 



La 249 



Mich 143 



N.J 567 



Okla 406 



Pa 965 



catalogue, Va 660 



cla.ssification 46 



water content of foliage and twigs.. 942 



Peas, asparagus, notes, Cal 256 



Canada field, culture experiments, 



N. Dak 25 



fertilizer ex peri- 

 ments, N. Y. Cor- 

 nell 23 



canning 867 



cooking quality as affected by meth- 

 ods of culture 40 



crossing experiments 963 



culture 38 



Oreg 1063 



experiments. Can 131, 1061 



development of root tubercles 749 



dried, analyses 1102 



edible pod, notes, Cal 2.56 



effect on water content of soil 345 



Page. 



Peas, fertilizer experiments 30, 6.58 



Can 131 



field, improvement 360 



notes, Colo 139 



for green manuring 433 



germination^experiments 974 



ground, r. corn meal for pigs. Wis 999 



irrigation experiments, Ariz 195 



mulching 438 



penetration of tissues by bacteria 743 



production in the T'nited States 7,57 



root system as affected by fertilizers. . 345 



seed selection. Can 1061 



varieties 658 



Can 144, 7.52, 1061 



Mich 143 



Mont 26 



N.H 1063 



N.J 568 



Okla 860 



vitality as affected by age 529 



water requirements, Utah 29 



Peat, analyses. Cal 632 



ashes, fertilizing value 129 



bogsin Ireland 19 



closet system, adaptation to towns 716 



fertilizinfr value 429 



for packing fruits 571 



industry in Canada 963 



Europe 953 



soils, chemical study 894 



fertilizing value 849 



sterility 19 



value, U. S. D. A 96 



Pebrine, notes 989 



Pecan budding, U. S. D. A 968 



insects, notes. Miss 587 



Pecans, culture, La 445 



at .South Haven Substation, 



Mich 143 



Pediculoides graminum, notes 884 



Pelargonium ru.st, description 983 



PeninUaria spirain, analyses 894 



Penicillium glaucum as affected by copper 



salts 422 



notes, N. Y. State 1088 



resistance of spores to 



heat 330 



to metallic 



poisons... 742 

 sp., respiration as affected by 



light 839 



s-picafmn , analyses 894 



Penn iset ii m typh o ide u m , cul tu re experiments 561 



Pennsylvania College, notes 198, 307, 824, 1136 



Station, financial statement 717,821 



notes 199, 307, 410, 721 



report of director. . 717,821 



Pentamethylenediamin, in cheese 696 



Pentatoma triticum, n. sp., description 987 



Penthina variegana remedies 466 



Pentosans, determination 9, 10, 897 



Pa 631 



in feeding stuffs. 112 



in Sea Island cotton, S. C 835 



Pentoses, absorption in intestines 681 



