Session 6: Cultivation Technique of Gerbera
Unit 1: Cultivation of Commercial FlowerCrops-I
Textual Question-Answers
Check Your Progress
A. Fill in the Blanks
1. Gerbera is a native of ………………
Ans: South Africa
2. Gerbera can be propagated vegetatively through ………………and ……………
Ans: suckers; division of clumps
3. Planting time of gerbera in most of the tropical and sub-tropical regions is ………………
Ans: October
4. In gerbera first flower appears after ……………… days ofplanting.
Ans: 60–75
5. About ……………… flowers of gerbera are harvested per square metre annually.
Ans: 200–250
B. Multiple Choice Questions
1. Farmyard manure at ……………… per hectare in fairly lightsandy soil at the time of preparation should be incorporated.
(a) 750 quintals
(b) 1000 quintals
(c) 1500 quintals
(d) 2000 quintals
Ans: (b)
2. Water requirement of the full-grown gerbera plant is from……………… per day.
(a) 400–500 ml
(b) 450–600 ml
(c) 550–760 ml
(d) 500–700 ml
Ans: (d)
3. Gerberas are grown on ……………… cm raised beds for betterdrainage.
(a) 10 to 15
(b) 12 to 22
(c) 15 to 20
(d) 15 to 25
Ans: (c)
C. Subjective Questions
1. Write the procedure of commercial propagation of Gerbera.
Ans: Commercial propagation of gerbera is done by division of clumpsor suckers obtained from healthy mother plants. Divisions with 2–3 healthyshoots are planted in prepared beds under protected conditions.
2. How is the bed prepared for Gerbera planting?
Ans: Beds are prepared by deep ploughing and incorporation of FYM. Raised beds of suitable height are made to ensure good drainage and properaeration before planting.
3. What is the bent neck in Gerbera?
Ans: Bent neck is a physiological disorder in which the flower stalk bendsnear the neck region due to weak stem strength and water imbalance, reducingmarket quality.
D. Match the Columns
Ans:
1. GIV — (d) Gerberailar virus
2. Gerbera planting — (c) October
3. Pythium — (b) Stunted plants and peeling of root skin
4. Water requirement — (a) 500–700 ml/day
