18. Bubbler irrigation
Localised, low pressure and solid permanent
installation system used in the tree grooves.
Operating pressure : 1-3 Bars.
Flow rate (discharge) : 100-250 Litres per ha.
No filtration is required.
19. View of microirrigation ( bubbler and micro sprinkler) in bearing litchi orchard
Bubbler
Micro sprinkler
Av. Yield 189 kg/plant (Max- 240 kg/plant)
Less than 2% fruit cracking
Litchi crop under Micro Irrigation
30. Mulching
A protected covering spread or left on the
ground to reduce Evaporation, maintain even
Soil Temperature, prevent Erosion, control
Weeds, enrich the soil, or keep fruits clean.
36. Examples
High density Mango at 4.5 x 4.5 sq m. (200
trees per acre)
Ultra high density Guava at 2 x 1 sq m. (2000
trees per acre)
Ultra high density of Pomegranate at 3 x 2.1
sq m. (641 trees per acre)
Ultra high density Cashew at 3 x 2 sq m. (670
trees per acre)