cxxviii 



Prizes for Essays and Rejjorts. 



5. That the judgment of those dairymen, in regard to the prize, will be 

 directed not so much to the quality of the butter as to its sweet- 

 ness, and the probability of its preservation at home and in warm 

 climates. 



9. Varieties of Wheat suited to Different Soils. 



Fifteen Sovereigns, or a Piece of Plate of that value, will be given for 

 the best Account of the Varieties of Wheat suited to Different Soils. 



N.B. — As it is well known that many soils will not bring forth in per- 

 fection the best varieties of wheat — particularly of white wheat 

 — it is desirable to know what is the best wheat which each soil 

 is capable of producing. 



10. On the Food of Plants. 



Twenty Sovereigns, or a Piece of Plate of that value, will be given for 

 the best Essay on the Food of Plants. 

 Competitors will be required to state — 



1. The sources from which plants derive the elements of which they 



are composed. 



2. The mode in which farm-yard dung strengthens the growth oS agri- 



cultural crops. ^ 



3. The mode in which other manures, whether singly or combined, act 



upon vegetation. 



These Essays must he sent to the Secretary on or before 

 March \st, 1842. 



RULES OF COMPETITION FOR PRIZE ESSAYS. 



1 . That all information contained in Prize Essays shall be founded on 

 experience or observation, and not on simple reference to books, or other 

 sources. 



2. That drawings, specimens, or models, shall accompany writings re- 

 quiring them. 



3. That all competitors shall transmit a sealed note, contaming then- 

 names and addresses, with a motto on it to correspond with the one inscribed 

 on the Essay. 



4. That the Society shall have the power to publish the whole or any part 

 of the Essays which gain the prizes ; and the other Essays will be returned 

 on the application of the writers. 



5. That the Society is not bound to give an award, unless they consider 

 one of the Essays worthy of a prize. 



6. That, in all reports of experiments, the expenses shall be accurately 

 detailed : that only the imperial weights and measures are those by which 

 calculations are to be made : that prizes may be taken either in money or 

 plate, at the option of the successful candidates ; and that no prize be given 

 for any Essay which has already appeared in print. 



All Essays must be sent to the Secretary, at No. 5, Cavendish Square.. 



r 



