CALENDAR OF COFFEE ESTATE OPERATIONS-APRIL
1.Collection and disinfestations/disposal of gleanings in berry borer infested Robusta areas.
2.Pruning of Robusta
3.Stem Borer:
If tracing of stem borer affected plants is not completed by end of March covering the entire estate, it should be completed by the 2nd week of April.
4.Stem Borer:
For the remaining healthy plants, the main stem and thick primary branches should be sprayed or swabbed with Chlorpyrifos @ 600ml + 200 ml wetting agent in 200 litres of water to protect against stem borer. Spraying/ swabbing should be completed by the end of April for the entire area.
5.Control measures against root and shoot mealy bug and green scale, if necessary.
6.Collection and destruction of pupae of hairy caterpillars.
7.Line marking and opening of pits in new clearings.
8.Nursery work and after care: Spraying of nursery seedlings with Dithane M-45 or Indofil M45 at 0.4% against brown eye-spot disease. If myrothesium incidence is noticed, spray Propiconazole 0.02% (Tilt 25EC @ 0.8 ml/litre of water) once in a month till field planting stage.
9.Application of compost/bulky organic manures.
This article is reproduced from The Indian Coffee, The Coffee Magazine