CONTENTS. Ill 



Page. 



Trauspiration by Vwcum album in comparison with other plants, Kamerling 324 



Transpiration experiments with tropical Loranthacese, Kamerling 324 



Nitrogen transformations in some Actinomycetes, II, Miinter 324 



Reduction of nitrates to nitrites and ammonia by bacteria, Klaeser 324 



Studies on anthocyanin.^I, Color in the cornflower, Willstatter and Everest 324 



Localization of potash compounds in the sugar beet and their relation, MatouSek. 325 



Influence of alkalies and alkaline earths on I.wpinM5a/6t<s, Porodko 325 



Action of compounds of zinc, arsenic, and boron on plants, Brenchley 325 



Diffusion and localization of ions in plant tissues, Acqua 325 



Experimental production of hyperj)la,sia in plants, Petri? 326 



Effect of external stimuli on the sporidia of Puccinia malvacearum, Robinson 326 



Morphological instability, especially in Pinus radiata, Lloyd 326 



Effect of climatic conditions on rate of growth of date palms, Vinson 326 



Effect of shading on transpiration and assimilation of tobacco, Hasselbriug 326 



Monograph of Penicillium, with special reference to Norway, I , Sopp 327 



On the lower fungi. — V, Anisomyxa plantaginvs n. g. and sp., N^mec 327 



Studies on heads of wheat and spelt as a contribution to classification, Kt)ndo. . . 327 



Inventory of seeds and plants imported from July 1 to September 30, 1912 327 



FIELD CROPS. 



Agricultural researches and the interpretation of their results, Gr^oire 327 



Field experiments and the interpretations of their results, Gr^oire 327 



Some factors which influence the water requirements of plants, Khankhoje 327 



Irrigated field crops in western Nebraska, Kn^rr 328 



Potash fertilizer experiments, Heine and Lindenberg 328 



Row fertilizing experiments, Ahr 328 



Study of relation between space and plant growth, Gnindmann 328 



Transmissible variations of chlorophyll characteristics, Nilsson-Ehle 329 



The effect of previous vegetation — cabbage after sesame, Skinner 329 



Basing alfalfa yields on green weights, Farrell 329 



Studies on the anatomy of alfalfa, Wilson 330 



Growing alfalfa in Iowa, Hughes 330 



Influence of potash and phosphoric acid on brew barley, Schiil 330 



Investigations on spacing for oreeding plants of brew barley, Claus 330 



Observations on Beta maritima from 1910-1912, Munerati et al 330 



On breeding and inheritance questions in red clover, Holdefleiss 330 



Maize, its history, cultivation, handling, and uses, Burtt-Davy 331 



The corn plant and seed selection, Hayes 331 



Good seea corn for 1913, Hughes 331 



Fertilizer experiment with maize 331 



Moisture in maize, Blackshaw 331 



An interesting new member of the Gramineae from Tonkin, Crevost and Lemari^ 332 



Industrial fiber plants of the Philippines, Muller 332 



Nutrient requirements of flax and the influence on its fiber, Csokas 332 



Hemp, Dewey 332 



On the appearance of sterile "dwarfs" in Huviulus lupulus, Salmon 332 



The Ruakura oat, McConnell 332 



An inhibiting factor in &\vn development in oats, Nilsson-Ehle 332 



On the continuous violet colored seed of Pi^um arvense, Kajanus 333 



Influence of potash on potatoes, von Eckenbrecher and Hoffman 333 



The selection and treatment of potato seed, Ramsay 333 



Report of the German Potato Culture Station in 1913, von Eckenbrecher 333 



Notes on the culture of sisal in English and German East Africa, Janssens 333 



The grain sorghums: Immigrant crops that have made good. Ball 333 



Soy beans. — An important Wisconsin crop, Moore and Delwiche 333 



Cultural experiments with sugar beets, Demolon 333 



Spacing experiment in sugar-beet cultivation in Hungary, 1912, von Jancso 334 



Catalogue of German library of L. S. Ware on the sugar industry 334 



Catalogue of the works on sugar and the sugar industry 334 



The "Stewart Cuban " variety of tobacco, Hayes 334 



Nitrogen content of the wheat kernel from trans- Volga districts, Tulaikov 334 



Yams (Dioscorea), De Noter 334 



HORTICtTLTURE. 



[Report of the] department of horticulture, Howard and \\l;itten 334 



Report of the TaUparamba Agricultural Station for 1912-13, Sampson 335 



