Turmeric (Curcuma longa) Cultivation in Sindh,
Pakistan
by
Farzana Panhwar
Turmeric belong to family
Zingiber. It is used as condiment, dye and cosmetic.It can grow from
seal level to 1500 mm, it needs 20 30 C° temperature with rainfall
1500 mm or more per annum.It thrive on sandy or clayey loam, it can
also grow on light black, loam red soils to clay loam. Turmeric is an
annual crop, but conversion period requires 2 years. It requires 2500
Kg rhizomes per acre. It requires 2 years, minimum tillage, beds of
15cm height with 50 cm spacing between bed .It can grow in April-May
under organic condition it requires 5-6 tons/hectare FYM. With neem
cake 2 tons/hectare. Some time it catch shoot borer, leaf spot and
leaf blotch are controlled by 1% Bordeaux mixture spray. Its varieties
are matures at different times ranging from 7-9 months. Its average
yield is 20 - 25 tons of green turmeric. Mother Rhizomes are used as
seed material. Its curing involves boiling of rhizomes in fresh water
and drying under the Sun. Under artificial condition it should be
dried at 60°C. Dried turmeric has poor appearance and rough dull color
outside the surface with scales. Manual or mechanical rubbing and
polishing improve appearance. Occasionally flower comes on cylindrical
spites bearing numerous greenish white bracts are narrow, yellowish
white in color. Most cultivated varieties are sterile tripods.
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