CONTENTS. 



(All Eights reserved.) 



PAGE 



1. Ellis, J. C. B., and Morison, C. G. T. The ammoniacal 



nitrogen of peats and humus soils. Part I. . . . 1 



2. Davis, William A. The estimation of carbohydrates. V. 



The supposed precipitation of reducing sugars by basic lead 

 acetate 7 



3. Robertson, G. S. Notes on the nature of the phosphates con- 



tained in mineral phosphates. (Two figures in text.) . . 16 



4. Stapledon, R. G., and Jenkin, T. J. Pasture problems: 



indigenous plants in relation to habitat and sown species . 26 



5. Russell, Edward John, and Prescott, James Arthur. The 



reaction between dilute acids and the phosphorus compounds 



of the soil. (Twenty figures in text.) 65 



6. Prescott, James Arthur. The phenomenon of absorption in 



its relation to soils. A resume of the subject. (One figure in 



text.) Ill 



7. Pickering, Spencer. The fruiting of trees in consecutive 



seasons 131 



8. Davis, William A., and Prescott, James Arthur. Note on 



the loss of phosphoric acid during fusion with ammonium 

 fluoride 136 



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