Candidate Plus Tree Selection of Buchanania lanzan
Tree in Central Region of Chhattisgarh

 

Mexudhan Jaiswal, Lalji Singh, Zenu Jha

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Received 13 December 2022, Accepted 15 May 2023, Published on 24 July 2023

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ABSTRACT

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Candidate plus tree selection is considered as an important and preliminary step in tree improvement program of a particular species. Plus tree selection is the first step to improve production and quality in forestry. In present study, 85 candidates plus trees of chironji showing good phenotype have been selected from different places covering three districts of central Chhattisgarh region viz., Mahasamund, Gariyabandh and Kabirdham following comparison tree method.The tree height, DBH, clear bole height and average crown diameter varied from 6.5 m-16.5 m, 10.50 cm-40.42 cm, 1.2 m-4.0 m and 2.1m-6.8 m respectively. The highest tree height found for CPT 2 as 16.5 m in Komakhan village, Mahasamund district. The highest tree diameter at breast height (DBH) was found (CPT 2) 40.42 cm in BK Bahra village, Mahasamund district. The highest average crown diameter found was observed for CPT 14 and CPT 20 as 6.8 m in Neyur village Kabirdham district.

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Keywords   Plus tree, DBH, CPT, Crown diameter, Phenotype.