CONTENTS. V 



Page. 



Recent ecological investigations, De Forest 537 



Determination of site qualities for even-aged stands by a site factor, Hanzlik. . 537 



Yield in uneven-aged stands, Moore 538 



Determination of stocking in uneven-aged stands, Ashe 538 



The measurement of increment on all-aged stands, Chapman 538 



The use of yield tables in predicting growth, Carter 538 



Experiments on eccentric growth of ash, Somerville and Harper 538 



The hardwoods, Neger 538 



Accretion in the lower part of the stems of both pine and spruce, Maass 538 



The stem height in normal pine stands, Maass 538 



On some transverse tests of Australian and foreign timbers, Nangle 538 



Fire damage in mature timber, Mitchell 538 



Preservative treatment of timber for estate purposes, Annand 538 



DISEASES OF PLANTS. 



Diseases and parasites of the principal cultivated plants, Canevari 539 



The diseases and injuries of cultivated plants in 1911 539 



[Report on plant protection in Baden, 1912], von Wahl and Miiller 539 



Division of plant pathology and mycology, Evans 539 



[Reports from Dutch East Indies on plant diseases], Knischewsky 540 



Culture experiments with rust fungi, Klebahn 540 



Influence of the host on the morphological characters of Puccinia, Long 540 



Witches' broom, Lem^e 540 



The parasitism of smut fungi, Lang 540 



A dangerous genus (Phytophthora), Rutgers 541 



Investigations on the control of disease in plants, Biff en 541 



The preparation and composition of lime-sulphur sprays, Ramsay 541 



The preparation and use of lime-sulphur mixture, Savastano 541 



The fungicidal action of Bordeaux mixtiures, Barker and Gimingham 541 



Studies of mechanical frost injuries, Sorauer 541 



Partial frost injurj'^ of cereals confused with animal injui'ies, Zimmermann 542 



Ophiobolus herpotrichus and stem rot of cereals, Voges 542 



Two Michigan bean diseases, Muncie 542 



A bacterial rot of celery, Wormald 542 



A fungus disease of peppers (Capsicum spp.), Bancroft and Hunte 542 



Phytophthora erythroseptica and the disease produced in potato, Pethybridge. . . 543 



Potato leaf roll, von Beke 543 



The potato diseases of Michigan, Coons 543 



Diseases of sugar beets, Fallada 543 



Identification of species of Fusarium occurring on sweet potato, Wollenweber. 544 



A disease resembling gummosis, Honing 544 



Cicinnobolus parasitic on apple mildew {O'idium farinosum) , Oberstein 544 



Life history and physiology of Cylindrosporium on stone fruits, Higgins 544 



Peach yellows investigations. Reed 544 



Contributions on the pathology of grape stocks, Bematsky 544 



Combating downy mildew of grape in 1913, Sauret 544 



A preliminary report on raspberry curl or yellows, Melchers 545 



American gooseberry mUdew, Chittenden 545 



The perithecial stage of the American gooseberry mildew, Salmon 545 



Notes on a new treatment for American gooseberry mildew, Dorogin 546 



Diseases of Veronicas, Massee 546 



The diseases of nut trees, Waite 546 



The present state of the chestnut blight, Collias 546 



The chestnut blight in Virginia, Gravatt 546 



Warty roots of Gymnodadus canadensis, Sperlich 546 



Some observations on plant diseases caused by ]>arasitic fungi, Magnus 546 



The fight against dry rot of pine and fir trees, Moller 547 



Studies on dry rot attacking wood, Wehmer 547 



ECONOMIC ZOOLOGY — ENTOMOLOGY. 



The spread of the chief injurious animals in Russia during 1912, Portchinsky. . 547 



The mongoose in Trinidad and methods of destroying it, Urich 547 



Birds of town and country, Henshaw 547 



The food of birds, Florence 547 



