PREMIUMS OFFERED BY THE SOCIETY IN 1888. 53 



Section 5.— FORESTRY DEPARTMENT. 



FOR APPROVED REPORTS. 



1. On Plantations of not less than eight years' standing 

 formed on deep peat bog — The Medium Gold Medal, or Five 

 Sovereigns. To be lodged by 1st November 1888. 



The premium is strictly applicable to deep peat or flow moss ; the cou- 

 ditioii of the moss previous to planting, as well as at the date of the 

 Report, should, if possible, be stated. 



The Report must describe the mode and extent of the drainage, and the 

 effect it has had in subsiding the moss — the trenching, levelling, or 

 other preliminary operations that may have been performed on the 

 surface — the mode of planting — kinds, sizes, and number of trees 

 planted per acre — and their relative progi'ess and value, as compared 

 with plantations of a similar age and description grown on other soils 

 in the vicinity. 



2. On the more extended introduction of hardy, useful, or 



ornamental Trees, which have not hitherto been generally 



cultivated in Scotland — The Medium Gold Medal, or Five 



Sovereigns. To be lodged by 1st November in any year. 



The Report should specify as distinctly as possible the kind of trees intro- 

 duced. The adaptation of the trees for use or ornament, and their 

 comparative progress, should be mentioned. Attention is directed 

 to the introduction of any tree as a nurse in young plantations, 

 which by growing rapidly for several years, and attaining maturity 

 when at the height of 20 or 25 feet, might realise the advantage and 

 avoid the evils of thick planting. 



3. On the varieties of Trees best adapted for planting as 

 shelter in the Islands of Scotland — The Medium Gold Medal, or 

 Five Sovereigns. To be lodged by 1st November 1888. 



4. On the Diseases of the Larch — Fifteen Sovereigns. To 

 be lodged by 1st November 1888. 



The history, structural changes, and microscopic observations should be 

 given. The description of the different phases of the disease and the 

 manner in which it appears, and the parts affected, should be stated ; 

 also the situations as to soil, climate, elevation, and exposure most 

 liable to attack. The Report to be accompanied with specimens and 

 illustrations of the various forms of disease, insects, &c. 



5. On the Life-History of any Insect or Tribe of Insects which 

 is injurious to British Forest Trees (e.g., Scolytus destructor, of 

 the Elm) — Fifteen Sovereigns. To be lodged by 1st November 

 1888. 



The means for guarding against or destroying these pests to be mentioned, 

 and the Report to be illustrated by original drawings and specimens 

 of the insects and its ravages. 



6. On the Utilisation of Waste Produce of Forests and Wood- 

 lands — Ten Sovereigns, To be lodged by 1st November 1888. 



7. On Osier or Willow Cultivation in Scotland — Ten 

 Sovereigns. To be lodged by 1st November 1888. 



The Report must indicate the most valuable and suitable varieties of 

 Avillow, and must state whether irrigation is employed. The area 

 under crop must not be less than one acre. 



