Prizes for Essays awl Reports. xvii 



V. UNDER-DRAINAGE. 



TmiiTY Sovereigns will be given for the best Account of Under- 

 Drainage. 



1. Kinds of soil and inclinations of surface in which under- 



drainage by interception of springs is the proper remedy. 



2. Depth of such drains. 



3. Direction of drains. 



4. Mode of filling. 



5. Cost of execution. 



6. Description of case or cases in which such drains have been 



successful. 



7. Description of cases in v/hich the Parallel System has been 



found inapplicable. 



Parallel Drainage. 



8. Depth at which parallel drains should be laid according to the tena- 



city of the soil and subsoil. 



9. Materials with which they should be filled. 



10. Dimensions of pipes and cost. 



11. Where sockets should be employed. 



12. General cost of and return from operation. 



13. Best mode of draining running sands. 



14. Causes of and remedies for blockage of drains. 



VI. GIDDINESS IN SHEEP. 



Ten Sovereigns will be given for the best Essay on Giddiness 

 in Sheep generally : discussing the causes of that affection, 

 the remedies for it, and preventives against it. 



VII. AUTUMN CLEANING OP STUBBLES. 



%en Sovereigns will be given for the best Essay on the Autumn 

 Cleaning of Stubbles. 



1. Forking up couch by hand-labour. 



2. Paring land by horse-labour with different implements. 



3. Disposal of vegetable matter arising from operation, whether 



by burning or carting away. 



4. Subsequent management of land, if kept bare until turnip- 



sowing. 



5. Subsequent management, if a winter green or other crop be 



employed. 



VIII. SEWAGE MATTER. 



Twenty Sovereigns will be given for the best Essay on the appli- 

 cation of Sewage Matter for Agricultural purposes. 



1. Best mode of using night-soil from privies, destroying the 



offensive odour without injuring its fertilising properties. 



2. Most profitable method, if any, of applying the matter issuing 



from common sewers. 



VOL. XLV. c 



