22 



OTHER PUBLICATIONS. 



The following other publications have been issued during the 

 year : — 



"Guide to the Experimental Plots. Rothamsted Experimental 

 Station^ 2nd Edition, 1913. John Murray, l/- net. 



"Yellow Rattle as a Weed on Arable Land:' WINIFRED E. 

 Brenchley. Journal of the Board of Agriculture, 1913. 

 19, 1005—1009. 



"The Complexity of the Micro-organic Population of the Soil:' 



E. J. Russell. Science, 1913. 37, 519—522. 

 [A reply to certain American criticisms of the work of Russell 

 and Hutchinson.] 



"Chrysanthemum Growing in Partially Sterilised Soils: 1 E. J. 



RUSSELL. Transactions of the National Chrysanthemum 



Society, 1913. 



[An account written for nurserymen of experiments showing the 



effect of partial sterilisation on the growth of chrysanthemums, and 



in particular that the partial sterilisation of old chrysanthemum 



compost renders it again suitable for use.] 



"The Fertility of the Soil" E. J. Russell. Cambridge 



Manuals of Science and Literature, l/- net. 

 [A general account of the present position of soil fertility 

 problems.] 



MONOGRAPHS. 



It is proposed to bring out a series of monographs in which the 

 members of the Staff will discuss the particular problems they have 

 been investigating, as soon as sufficient material has accumulated to 

 render such a course desirable. Two have already been written : — 



"Soil Conditions and Plant Growth:' E. J. RUSSELL. Long- 

 mans & Co., 5/- net. 



"Inorganic Plant Poisons:' Winifred E. Brenchley. 

 Cambridge University Press. (Ready shortly.) 



