20 CERTIFICATES IN FOKESTRY. 



some of the latter may be seen in the Museum at the Royal Botanic Garden, 

 which is open daily to the public free. Candidates may consult Professor 

 Balfour's "Elements of Botany," published by A. & C. Black, E'iinburgh, 

 1869. Price 3s. 6d. 



III.— NATURE AND PROPERTIES OF SOILS, DRAINAGE AND 



EFFECTS OF CLIMATE. 



1. The difierent descriptions of soils, their classification, and suitability to 

 growth of dift'erent descriptions of timber trees. 2. The composition and 

 constituents of soils. The relations between the soil and trees growing on it. 

 3. The effects of drainage on soils and on climate. 4. The mode of drainage 

 for plantations. 5. The influence of temperature, rainfall, aspect, shelter, 

 and prevailing Av-inds on tree life. 6. The methods of registering and record- 

 ing observations, and the instruments used. 



IV.— LAND AND TIMBER MEASURING AND SURVEYING; 

 MECHANICS AND CONSTRUCTION as applied to Fencing, 

 Bridging, and Road-Making; IMPLEMENTS OF FORESTRY. 



1. The use of the Level and Measuring Chain. Measuring and mapping 

 surface areas. 2. The measurement of solid bodies— as timber, stacked bark, 

 faggots, &c., earthwork. 3. The different modes of fencing and enclosing 

 plantations ; their relative advantages, durability, cost of construction, and 

 repairs. 4. The setting out and formation of roads for temporary or perma- 

 nent use. 5. The construction of bridges over streams and gullies ; of gates 

 or other entrances. 6. The different implements and tools used in planting, 

 pruning, felling, barking, and working up timber trees, or preparing them for 

 sale. Ewart's " Agricultural Assistant," Blackie & Son, Glasgow and Edin- 

 burgh, price 3s. 6d. Strachau's " Agricultural Tables," Oliver it Boyd, 

 Edinburgh, price 2s. ()d. 



v.— BOOK-KEEPING AND ACCOUCNTS. 



1. Questions in practice and proportion. 2. Book-keeping — describe books 

 to be kept ; give examples. Taking of stock. 



CHEMICAL DEPARTMENT. 



The object of the Chemical Department is to arrange Experiments to be 

 conducted at the Society's Agricultural Stations, and to take notice of any 

 matter of chemical interest connected with agriculture which may arise. 



Chemist. — Dr Andrew P. Aitken, Highland and Agricultural Society's 

 Chambers, No. 3 George IV. Bridge, and tlie Laboratory, Clyde Street, 

 Edinburgh, where samples for analysis should be sent. 



