SILVICULTURE • CHAPTER 3 • PART 1 Factors of Locality Climatic and topographic factors influencing forest vegetation, growth, distribution and productivity. Key Concepts Climatic Factors Topographic Factors Temperature Zones Important Tables Flowcharts Scientific Names Formulae Quick Revision MCQ Quiz 1. Key Concepts and Definitions Factors of Locality (Site / Habitat Factors) The effective climatic, edaphic, topographic and biotic conditions of a site that influence the growth, development and composition of its vegetation. Site The complex of physical and biological factors of an area that determines the type of forest vegetation it carries. Site Types: Qualitative classification based on climate, soil and vegetation. Site Classes: Quantitative classification based on potential wood production. Habitat The sum of the effective environmental conditions under...

SILVICULTURE • CHAPTER 2 • PART 2 The Tree and the Forest Crown classes, crop measurements, forest density, seed maturation, species classification and important tree facts. Crown Classes Height & Density Seed Maturation Mixed Forests Tree Species Quick Revision MCQ Quiz 1. Crown Classes in Even-Aged Forests Crown classification describes the relative position and development of tree crowns within a forest canopy. It helps assess competition for light and growing space. Class Position and characteristics Relative position Predominant The tallest trees, with crowns extending above the general canopy and receiving abundant light. Uppermost position Dominant Crowns form the upper canopy and receive light fro...

SILVICULTURE – CHAPTER 2 | PART 1 Understand the structure of individual trees, their growth stages, important morphological adaptations and the basic classification of forests. 1. Learn tree terminology 2. Understand adaptations 3. Follow growth stages 4. Classify forests 5. Take the quiz Definitions Tree adaptations Growth stages Tree growth Forest classification Quick revision MCQ test 1. Key Concepts and Definitions Tree, Shrub and Herb Tree A large woody perennial plant having a single, well-defined stem (bole or trunk) and a more or less definite crown, usually exceeding 6 metres in height. Shrub A woody perennial plant with a persistent woody stem, generally not exceeding 6 metres in height and branching directly from the base. Herb A plant having a green, soft and tender stem, generally not exceeding 1 metre in height. Comparison: Herb, Shrub and Tree Swipe sideways to view the complete table...