About Lesson
Physiological disorder
- Black tip
- Due to gases and coal fumes of brick kilns.
- Depressed yellowing tissue.
- Spray borax 0.6%.
- Spongy tissue
- Non edible spongy like patch in pulp.
- More on Alphonso variety
- Due to calcium deficiency and unhydrolyzed starch
- Harvest at ¾ stage
- Mulching
- Ca spray.
- Biennial bearing:
- Yield variation
- Alternate bearing
Control
- Deblossoming
- Pruning
- Smudging
- Use of paclobutrazol
- Use regular varieties like Neelam , Amrapali , Mallika