INDEX. 15 



Bulletin 

 Posson, R. J., and J. B. Bain, bulletin on " Requirements and No. Page. 



cost of producing market mjilk in northwestern Indiana " 858 1-31 



Potato- 

 beetles, destruction by starlings 868 19 



delta, food of shoal-water ducks 862 j ^^ 



Potatoes, spraying with Bordeaux mixture and Pickering 



sprays, comparison of results 866 8-22 



Poultry, farm receipts from, northwestern Pennsylvania 853 24 



Prairie-grass hay, shrinkage, studies at experiment stations 873 5-7 



Pressure pipes, water flow in 852 5-65 



Pruning — 



currant grapes, and training vines 856 9-10 



orchard, western New York, methods and cost 851 20-21 



Publications, forestry and farm woodlands, list 863 34—36 



Puddle ducks. See Ducks, shoal-water. 



Querquedula — 



cyanoptera. See Teal, cinnamon. 

 discora. See Teal, blue-winged. 



Rachis, barley spike, inheritance of length of internode, bulletin 



by H. K. Hayes and Harry V. Harlan 869 1-26 



Rations — 



cattle, quantity, kinds, costs, and value, four-year experi- 

 ments 870 7-20 



winter, for yearling steers, effect on pasture gains later, 



bulletin by E. W. Sheets and R. H. Tuckwiller 870 1-20 



Red-headed teal. See Teal, green-winged. 

 Red-headed widgeon. See Widgeon, European. 



Refrigeration, tomato shipments, discussion B59 28-29 



f 6, 12, 



Rice, food of shoal-water ducks 862 { 19, 24, 33, 



[ 40, 50 



Ricinoleic acid, constituent of castor bean, properties 867 35 



Ricinus communis. See Castor-oil plant. 



Ringing, grapes, directions 856 10-12 



Ripening — 



tomatoes, study of process, bulletin by Charles E. Sando__ 859 1-38 



tomatoes, ventilation and wrapping, effects. 859 24-30 



Robins, relation to starlings 868 49, 52 



Roosts, starling, destruction methods ~ 868 54, 56, 59 



Root louse, damage to vineyards in France 856 2 



Ropes, E. H, and E. G. Boerner, bulletin on "A modified Boerner 



sampler " 857 1-8 



Rosin soap, mixture with cresol solution, results 855 2-3 



Rot- 

 dry— 



coloration of wood, discussion 871 22-24 



incense cedar, cause, spread and results 871 8-^9 



incense cedar, control by fire protection, scaling and 



marking 871 49-55 



incense cedar, relation to age and condition of trees 871 24-37 



incense cedar, relation to tree wounds 871 43-49 



incense cedar, bulletin by J. S. Boyce 871 1-58 



heartwood of incense cedar, causes, description, and re- 

 sults 871 8^9 



Rotations — 



crop, Pennsylvania farms 853 28 



tree harvesting, application to incense cedar 871 54-55 



Rots- 

 cedar, causes and spread 871 8-49 



f 8-22, 



forest tree, studies and literature concerning 871 \ 24,28, 



1 57-58 



heartwood, spread 871 20-22 



