Vol. 12, Issue 5 (2023)

Author(s):
Venkatesh L, Channabasappa KS and Manjunath GO

Abstract:
A study was conducted during the year 2018-2021 at College of Forestry, Sirsi for studied on sandalwood tree (Santalum album. L.) based Agroforestry systems in Karnataka. The important objectives of this study was screening of secondary host plants on heartwood and oil content of sandalwood tree in different agroforestry systems of Karnataka in Uttara Kannada district, the results revealed that 20.85 percent increment was recorded in clear bole height of sandalwood tree with Sesbania grandiflora followed by 20.43 percent in Casuarina equisetifolia as host plant of sandalwood tree at 7 year old plantations of Uttara Kannada district. The volume of main stem of sandaqlwood tree was increased 47.82 percent with a secondary host of Sesbania grandiflora followed by 36.39 percent in Casuarina equisetifolia Among the different identified secondary host plants, the percent increment in heartwood content was increased by 58.49 percent with Casuarina equisetifolia and 41.75 increased with Areca catechu and 60.00 percent increased in oil content of sandalwood as influenced by Casuarina equisetifolia followed by 39.68 percent increment was recorded with Sesbania grandiflora.