INSTITUTE, PUSA, FOR 1918-19 45 



XI. Programme of work for 1919-20. 



Major subjects. 



1. Continuation of the investigations into the amount 

 and nature of drainage water from fallow and cropped 

 land. 



2. Pot-culture experiments with paddy to determine 

 (a) the relationship between the rate of drainage and crop 

 production, (b) the direct manurial value of the nitrogen in 

 green manures, and (c) the value of green manures when 

 used in conjunction with nitrogenous mineral manures 

 other than nitrates. 



3. The mode of action of phosphatic manures in calcare- 

 ous and non-calcareous soils. 



4. A laboratory study of the changes occurring in 

 windrowed cane. 



Minor subjects. 



1. Checking the accuracy of certain methods of analysis 

 in confirmation to the general scheme drawn up at the 

 Meeting of Agricultural Chemists. 



2. A study of the conditions governing the formation of 

 black alkali in soils irrigated by calcareous water. 



XII. Publication. 



Harrison, W. H. . Report on Agricultural Chemistry, 1917-18, 



for the Board of Scientific Advice. 



1)2 



