PREPARATION OF FOREST WOJ^KING-PLANS 



IN INDIA. 



PJRT I.— PRELIMINARY EXPLlSfATIOm 



CHAPTER I.— DEFINITIONS OF CERTAIN TECHNI- 

 OAL TERMS USED IN FOEEST WORKING-PLANS. 



Section I — Necessity for defining terms used in 



FORESTRY. 



Before explnininsr the manner in which the different 



methods of forest treatment can be applied or prescribed, it 



is necessary to define the meaning of certain technical terras 



which, it will be impossible to avoid usins; without saerificino- 



both accuracy and conciseness, and with regard to many of 



which we have, as yet, no recognised rlehnitious in English. 



Correct definitions are the more necessary because, in 



forestry, terms are borrowed from every-day language, and 



their special meanings are therefore the more liable to be 



misunderstood. 



Section II.— Definitions.* 



1. Technical terms relating to trees and crops. 



Accessory species.— A species of inferior quality or size, of 

 little value or importance. 



Advance growth.— Young trees which have sprung up in 

 openings in the forej^t or under the forest cover before 

 regeneration fi Uings are begun.' 



Age— The ag» of a regular or even-aged cmp is the mean 

 age of the tree-; composing it. In a crop of mixed ag>^s, tlie 



• Note.— The following definitions are nhidUy taken frjtri ' A Qloisary nf TechnieaL 

 Terms for uee in Indian forextri^'' compiled oy &.. M. J?. Caocia, to ba obtained frum the 

 Superintendent, QoTemment Printing, Calcntta, 



B 



