CONTENTS. m 



Page. 



Tennessee phosphate practice, Barr 725 



Coral phosphate islands of the Pacific Ocean and their products, Elschner. . . . 725 



German potash supply 726 



The deep boring at Spur, Udden 726 



The effect of liming agricultural soils, Botto and Guglielmetti 726 



The lime requirements of moor and similar soils poor in lime, Tacke 726 



The production of lime in 1913, Stone 726 



The influence of sulphur on soil acidity, Lint 727 



Fertilizer and oils, Evermann 727 



Commercial fertilizers, Burd 727 



Fertilizer analyses, McDonnell et al 727 



AGEICULTURAL BOTANY. 



[The evolutionary aspects of genetic research], Bateson 727 



Physiological plant anatomy, Haberlandt, trans, by Drummond 728 



Chlorophyll and leaf pigments and those of flowers and berries, Willstatter 728 



Winter as a factor in the xerophily of certain evergreen ericads, Gates 728 



Thermotropism in roots, Hooker, Jr 728 



The solvent action of roots, Chirikov 729 



Some factors which influence the water requirements of plants, Khankhoje 729 



Atmospheric evaporating power and soil moisture, Shive and Livingston 729 



Acidity of manures as related to gerniinability, Munerati and Zapparoli 729 , 



The formation and regulation of enzyms by some mold fungi, Kyliu 730 



Factors influencing toxicity of inorganic salts to Monilia sitophila, Kunkel. . . . 730 



The behavior of hydrocyanic acid when injected into plants, Dezani 730 



Increase of heliotropic sensitivity of seedlings by narcotics, Richter 730 



The harmful action of distilled water, True 730 



Poisoning of trees on streets by gas, Ehrenberg 730 



Studies on smoke injury, Eicke 730 



Soil bacteriology, Hutchinson 731 



A new medium for the quantitative determination of bacteria in soil, Conn . . . 731 



Flora of southeastern Washington and adjacent Idaho, Piper and Beattie 731 



Mistletoe in Great Britiau and Ireland, von Tubeuf 731 



Mistletoe in England, Somerville 731 



FIELD CROPS. 



[Field experiments], Scott 731 



Culture experiments at the experiment field at Bromberg in 1913, Richter. . . . 732 



Cultivation of east Prussian low moorlands, I, Feldt 732 



Report on the Cawnpore Agricultural Station, 1913, Biu-t et al 732 



Report of the Coimbatore Agricultural Station, 1912-13, Wood 733 



Report of the Koilpatti Agrioultiu^al Station for 1912-13, Sampson 733 



Experiments ■with different sized plats, Schneidewind 733 



Experiments on germinatiA-e ability and germiuative force, Gisevius 733 



A study of the root SA'stem of our agricultural plants, Schulze 733 



Serological study of Leguminosa; and Graminese, Zade 733 



Efficiency of legumes in increasing nitrogen content of soil, Bartolome 733 



The behavior ot oats and lupines toward phosphorus, Pfeiffer and Blanck 733 



Report of assistant botanist. Belling 734 



AlfaUa, Brooks 735 



Cultivation of carrots with cereals, Grabner 735 



Lea's cotton book, compiled by Lea 735 



The pollination and fertilization of hops, Salmon 735 



Hop manuring experiments. — Brief report for 1913, Dyer 735 



Fertilizers f or nops, Czermak 736 



The kapok tree, Zimmermann 736 



Botanical origin and usefulness of kapok fiber, Tobler- Wolff 736 



Market conditions of kapok, Tobler 736 



Potato development work in Wisconsin 736 



Potato storage work in Bihar and Orisea in 1912, Woodhouse and Dutt 736 



Report of the Hmawbi Agricultural Station for the year 1912-13, McKerral 736 



Variety test with stock beets, von Riimker, Alexandrowitsch, et al 736 



Influence of fertilizers oa the mineral and sugar content of beets, Meyer 736 



Experiment on the development of sugar in beets, Levallois ". 787 



