"'-^>-^i!^ 



CONTENTS. 



(All Bights reserved.) 



PA.QE 



27T 

 299 

 312 



1. Ramsay, A. A. The solubility of calcium phosphates in citric 



acid 



2. RiCHAEDS, Eric Hannaford. The fixation of nitrogen in 



faBccB. (Two figures in text.) 



3. Tempany, H. a. The shrinkage of soils. (Four figures in 



text.) 



4. Richards, Eric Hannaford. Dissolved Oxygen in rain-water. 



(Two figures in text.) 331 



5. Robinson, Gilbert WoodiKg. Studies on the palaeozoic soils 



of North Wales. (Two figures in text.) .... 



6. RirasELL, E. J., and Appleyard, A. The influence of soil 



conditions on the decomposition of organic matter in the 

 soil. (Nine figures in text.) 



338 



385 



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