IV CONTENTS. 



Importance of shade trees in cacao cultnre, van Hall G38 



Varieties of cultivated pepiier, Barber 639 



Every fanner can raise everuireens. Harrison 639 



The action of ether in forcing plants 639 



FORESTRY. 



Forest planting in eastern Nebraska, Miller 640 



Iloldins force of railroad spikes in wooden ties, Hatt . <>I0 



Strength of packing boxes of various woods, Hatt 641 



Kiln-drying hard-wood lunilier, Dunlap 641 



Timber used in mines of the United States in 1905, Kellogg 642 



Wood used for distillation in 100.5. Hale 642 



Wood used for veneer in 10<)5. Hale 642 



Lumber cut of the United States in 1905, Kellogg 642 



Infliience of forests on regulation of water supply, Eardley-Wilmot 643 



Forest litter and nitrogen, Hornberger 643 



Effect of moon's phases on period of felling bamboos. Ste))lting 643 



Note on chilgoza forests of Zhob and the Takht-I-Suliman, Stebbing 643 



Caoutchouc in Indo-Chiua. C. and A. Spire 644 



Contribution to the chemistry of gutta-percha and caoutchouc, Miiller 644 



DISEASES OF PLANTS. 



Plant diseases in Bulgaria, Malkoff 644 



Report of Ro.val Servian experiment station, 1903-1905, Ranojewic 644 



Agricultural botanical report for 19(M>. p]riksson 644 



Report of the government botanist. Barber 645 



Species of Fusarium and plant diseases they cause', Appel and Schikorra^ 645 



Monograph of the genus Ravenelia, Dietel <545 



A new fungus of cereals, Jungner 645 



Wheat mildew, Musson 6-15 



Germinative ability of old ergot sclerotia, Zimmermann 645 



Potato diseases, Lange 646 



Contribution to knowledge of potato scab, Giissow 646 



Bacterial rot of ]»otato caused by Bacillus solanisaprus, Harrison 646 



The heart rot of beets. Merle 647 



^clerut'nihi lihcrtidiia as cause of rotting of root crops, Appel and Bruck__ 647 



A grass destroying m.vxomycete, Wulff 647 



The clover broom rape, Marre 647 



Eelworms, Collinge 647 



Experiments with tomato blight, Orr 648 



Cranberry diseases. Shear 648 



The bacterial disease of ginger, Uyeda 648 



Further contribution to infectious chlorosis of mallows, Baur 648 



Soil treatment for the forcing house. Selb.v 648 



Causes contributing to black rot due to XclcrotinUt fntctifjcna. Molz 648 



Melanose. Clad.osporium, and Septo'sporium. Marsais 649 



Notes on the disease of grapes known as roncet, Ercole 649 



Notes on folletage of the grape. Ravaz 649 



The American gooseberry mildew, Salmon 649 



Means employed to combat gooseberry mildew in Sweden. Eriksson 649 



Investigations on the bacteriosis of tigs, Petri 649 



A disease of coffee in Peru. Ilecq 6.50 



A disease of hazelnuts. Scliellenl)erg <i.50 



A fungus disease of the cbei-ry laurel, Salmon 6.50 



A disease of tir, Mangin and Ilariot 6.50 



On the parasitism of Mcruliii,^ lacrymans, Appel 650 



A strangling disease of young birches, Laubert 6.50 



ECONOMIC ZOOLOGY ENTOMOLOGY. 



General biology, Ilertwig 651 



Ral)bit destruction 651 



The serjients of Pennsylvania, Surface 651 



The destruction of injurious mollusks. Gandara 651 



Variation in parthenogenetic insects, Kellogg 651 



