CONTENTS. Ill 



FORESTRY. 



Page. 



Nomenclature of the arborescent flora of the United States, G. B. Sudworth. .. 452 



Is protection against forest tires practicable ? B. E. Fernow 452 



SEEDS — WEEDS. 



Seeds, G. Vestal 453 



The vitality <>f the common bindweed, J. H. Panton 453 



The worst Canadian weeds, J. Fletcher 453 



DISEASES OF PLANTS. 



Apple rust, F; D. Chester 455 



Pea blight, J. H. Panton 455 



The spotting of peaches, F. D. Chester 455 



Formalin for prevention of potato scab, J. C. Arthur 156 



Spray calendar, E. G. Lodeman 458 



ENTOMOLOGY. 



Report of committee on economic botany and entomology, J. H. Panton 458 



Report of the apiculturist, R. F. Holtermann 159 



Bees and fruits: Codling moth eggs not laid in the bloom, E. S. Lo\ esy 460 



The brown tail moth, C. H. Fernald and A. H. Kirkland 460 



The fruit maggot fly, W. W. Froggatt 162 



Some common injurious plant lice, with suggestions for their destruction, W. 



G. Johnson 469 



Report of the entomologist, M. II. Beck with 463 



Life history of Sesia stelidiformis, F. Tomola 163 



A new tobacco pest, G. McCarthy 464 



An invasion of Cochylis and of ffinophtira and the means of defense, L. De- 



grully 464 



The destruction of the "Saiiva," F. W. Dafert and L. Rivinus 465 



The destruction of insects injurious to the vine. 1*. Coste-Floret 465 



Calcium carbid as a phylloxeracide, E. Chuard 466 



Notes ou the properties and the employment as an insecticide of calcium 



phospho-carbid, E. Chuard 66 



I <M>l>s— ANIMAL PRODUCTION. 



The composition of prepared cereal foods, E. E. Slosson 472 



The nutritive value of rye flour of different sorts obtained by modern methods 



of grinding, E. Romberg 172 



Fodder analyses, C- L. Penny 179 



The chemical composition of the feces on different diets, W. Prausnitz 173 



The vegetable matter in human feces, J. Moeller 473 



The excretion of flesh in human feces and an attempt to determine its amount, 



F. Kermauuer 474 



Intestinal excretion of nitrogen, .1. Tsuboi 474 



Contribution to the question of the formation of hippuric acid in the animal 



organism, T. Pfeiffer and W. Eber et al 475 



Chronic oxalic acid poisoning, W. Caspari 475 



The assimilation of iron, E. Hausermann 475 



Feeding experiments conducted at Mains of Laithers, 1895-'96, A. P. Aitken. .. 476 

 Feeding experiments with sheep conducted at Fernev Castle and at Whitelaw, 



1896, A. P. Aitken ' .' 477 



Comparison of the value of sweet and sour whey for fattening hogs, G. E. Day . . 477 

 Experiments with different breeds of hogs under different methods of treat- 

 ment, G. E.Day .,. 478 



