103-109, 

 136,137 



INDEX. 11 



Pine — Bulletin No. Page. 



annual ring, formation and influence of turpentining 1064 5, 12-17 



long-leaf — 



bulletin by Wilbur R. Mattoon 1061 1-50 



distribution, importance, growth habits, fire resistance, 



etc 1061 1-4 



growth and value increase in 18 years, example 1061 12 



growth under fire protection 1061 11-13 



lumber cut 1061 4 



oleoresin yields, rates 1064J q-_qr 



seeding habits 1061 39 



source of oleoresin 1064 4 



uses of conservation methods, etc 1061 4-6 



wood structure 1064 5-7 



slash, source of oleoresin 1064 4 



source of turpentine and rosin 1061 22-25 



Pinene — 



distillation product of Southern pines 1064 4 



occurrence in turpentine 1064 4 



Pines — 



long-leaf, thinning 1061 34-36 



species yielding oleoresin .' 1064 4 



Pinus — 



caribxa, source of oleoresin 1064 4 



palustris. See Pine, long-leaf. 



Pipes, drainage, suction and discharge, types 1067 3-5 



Plant tissues, osmotic pressure, study 1059 



Plants — 



forest, transpiration study methods 1059 164-167 



freezing points, determination method 1059 107-109 



spotted, use in transpiration studies 1059 166-167 



water absorption, relation to osmotic pressure 1059 66-70, 120 



Polish wheat, description, distribution, value, and synonymy 1074 197-198 



Polyporus schweinitzii, description and injury to Sitka spruce 1060 18-19 



Porto Rico sweet potato, keeping quality, comparison with other 



varieties 1063 17 



Potato chips — 



demand, and feasibility of home preparation 1055 1, 19 



failure in making, causes 1055 12-13 



importance of commercial industry, and experiments 1055 1-2 



making, recipe and experimental methods 1055 2-3, 6 



manufacturing methods, bulletin by Margaret Connor Vos- 



bury 1055 1-20 



testing, score card, sample and explanation 1055 13-14, 19 



Potatoes — 



selection for potato chips 1055< -iaio i A 



sweet. See also Sweet potatoes. 



waste in peeling, etc., comparison 1055 16-19, 20 



Poulard wheat, varieties, description, history, distribution, and 



synonymy 1074 180-183 



Poultry- 

 composition of flesh before and after fleshing 



fattening in the packing house, rations 



fleshing, rations for packing-house feeding 



freight lost in dressing 



Power 



drainage pumping plants, sources 



Iukdkiuck J»., treafiseon "Chemistry of chauhnoo^ra, hydno- 



carpna, and gynocardia oils" 



PBAIN, David, discovery in regard to chaulmoogra need 



Precipital ion, rain and mow, measurements in forests 



I' , chrometer, description and use, and cost 



Pulp, paper, manufacture from Sitka spruce 



Pumping plants — 



draina-e !>■ . I- .in Southern Slates, bulletin by W. II. Gregory. 106' 1-54 



1052 



20-22 



1052 



1-24 



1052 



1-24 



1052 



20-21 



L067 



5-6 



in., 



7-10 



L057 



5, 6 



L059 



(in 66 



L059 



l I I l 16 



L060 



V 8 



