Timber yielding Plant

Tectona grandis, Sagoun , Sal ,Teak, Shisham ,Pine

1. T i m b e r Y i e l ding Plant B y : M r A r j u n S ingh G u e s t lecturer Botany L i k h a n Sai Govt College Tapkara

2. T i m ber Yielding Plant 1 . S a l 2 . T e a k 3 . s h i s h a m 4 . p i n e

3. S a l ( S h o r e a r o b u s t a ) F a m i ly - D i p t e r o c a r p a c e a e Economic Importance: S a l wood ranks with teak and D e odar as one of the best sleeper woods in India; and in great demand in the form of bellies and poles. After treatment, the poles are suitable for overhead electric, telegraph, and telephone lines. As domestic timber it is used for beams, scantlings, rafters, A n d floors, also used for piles, M i n e work and pit-props , bridges, dug- out boats, carriage and wagon buildings, spokes, fellows, and hubs of wheels, agricultural implements, tool handles, tent pegs, Liquid storage vats, and beer and oil casks. Spent bark is suitable for the production of boards and isolation of cellulose.

4. Tree yields an oleoresin called Sal Dammar or Bengal Dammar (Laldhuna ral, dhup,
guggal) used as incense and also employed in paints and varnishes, and for caulking
boats. I t has been employed for hardening softer waxes for use in shoe-polishes, and
for carbon papers and ribbons. Medicinally used as an astringent in diarrhoea and
dysentery. Sal resin yields an essential oil called Chua oil, used as a fixative, and for
flavouring chewing as well as smoking tobacco; also employed for ear troubles and
cutaneous disease

5.  Seeds eaten after roasting; yield fatty oil, Sal butter, used locally for cooking and
lighting and as an adulterant of ghee; also suitable as a substitute for cocoa butter in
the manufacture of chocolates. Cake can be used as a feed for cattle and poultry.

6. T e a k ( T e c t o n a g r a n d i s ) F a m i l y - L a m i a c e E c o n o m i c importance Wood very durable, resistant to fungi. Used for poles, beams, trusses, columns, roofs, doors, window frames, flooring, planking, panelling, and staircases, and other constructional work.

7. One of the best
timbers for furniture and cabinet-making, wagon and railway carriages. Due to its
better shape-retention ability, teak is popular in marine constructions and is a class
by itself for boat- and ship building, particularly for decking. On account of its
resistance to chemicals, teak articles are used in chemical laboratories; suitable for
casks and vats for shipping corrosive liquids and for storing vegetable oils, fruit
syrups, chutneys etc.

8.  Teak is employed for sound – boards of musical instruments, keys etc. and for D i f f erent grades of plywood.
 Wood waste in the form of wood- shavings and sawdust is used for chip-boards,
fibreboards, and plastic boards.
 Leaves contain about 6% tannin and a dye; also used for thatching. Oily product O b t ained by distillation of wood chips applied to eczema.
 Kernels yield fatty oil which is used in scabies and to promote the growth of hair. F lowers used in biliousness, bronchitis, and urinary discharges. Both flowers and S e e ds considered diuretic.
 Bark astringent, used in bronchitis. Root bark used for colouring matting.

9. Shisham ( D e l b e r gia sis s o o ) F a mily - f a b a c e a e

10. Uses :-
• Sissoo is a high class furniture and cabinet wood widely U s ed throughout north India.
• On account of its great strength elasticity and durability, it I s highly valued as constructional and general utility timber A n d is used for all the purpose for which Indian rosewood I s e m ployed in the south.
• Carefully slected and manufacturered plywood logs satisfy T h e s pecifications prescribed for aircraft and for this P u rpose the wood form trees growing on canal banks and
in plantations is considered to be the best.
• Sissoo wood is suitable for making laminated skits.
• It can be worked in to decorative ornamental carvings.

11. P i n e ( P i n u s s p . )