XXVlll 



Eiisay? and Reports- on Various Snbjecfs. 



8. Curing of Butter. 



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

 an Account of the best Mode of Curing Butter for future consumption, 

 and for Preservation in foreign countries. 



Competitors will be required to attend to the following Conditions — 



1. The butter to be made from grass-fed cows, milked between the 20th 



of May and the 20th of June ; stating the exact period at which 

 it was manufactured ; and whether made from cream alone, or 

 from the whole milk and cream churned together. 



2. That two samples of the butter — of not less than 12 lbs. each — be 



packed in jars, and sent up to the Society on or before the 1st day 

 of July: stating the exact quantity of any salt, honey, or other 

 substance used in the curing : with a minute description of the 

 mode employed in effecting it. 



3. That each sample be cured with a different sort of salt— if any dif- 



ferent kinds can be procured — and not less than 6 lbs. of each be 

 sent up, separately, to the Society : distinguishing the particular 

 kinds v^'hich have been used, 



4. That the samples of salt will be duly analysed ; but those of the 



butter will be retained in the Society's rooms until the month of 

 ' December, when they will be opened and valued by two eminent 



dairymen : the valuation of which to be paid to the makers. 



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 of agri- 



cultural crops. 



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



upon vegetation. 



These Essays must he sent in to the Secretary on or before 

 March \st, 1842. 



