WATER USE EFFICIENCY OF MICROIRRIGATED CITRUS (CITRUS RETICULATA VAR. BLANCO) TREE - Management, Performance, and Applications of Micro Irrigation Systems - page 225

TABLE 1 Soil moisture content (%, v/v) in various months at 0.3 m and 0.6 m depths under
different irrigation treatments (Mean data during 2006-2009).

At 0.3 m depth

Treatment Months

Nov. Dec. Jan. Feb. Mar. Apr. May Jun.

* DI at 40%

25.7 25.9 25.3 25.1 24.9 24.4 23.7 23.1

Ecp + PM

DI at 60% 26.1 26.3 25.8 25.6 25.2 24.7 23.8 23.3

Ecp+ PM

DI at 80% 27.4 27.4 26.9 25.8 25.6 25.1 24.2 23.8

Ecp + PM

DI at 100% 28.2 28.4 27.8 26.4 26.2 25.6 24.9 24.3

Ecp + PM

Basin irriga- 25.2 25.8 24.6 22.9 24.8 25.2 24.8 25.6

tion

# LSD 0.05

0.13 0.17 0.04 0.08 0.11 0.03 0.06 0.04

At 0.6 m depth

Treatment Nov. Dec. Jan. Feb. Mar. Apr May June

* DI at 40%

28.3 28.2 27.7 27.6 27.4 27.0 26.8 26.6

Ecp + PM

DI at 60% 28.5 28.2 27.8 27.4 27.3 27.0 26.4 26.8

Ecp+ PM

DI at 80% 28.6 28.9 28.7 27.8 27.3 27.2 27.0 27.1

Ecp + PM

DI at 100% 28.9 28.8 28.7 27.4 27.1 27.0 27.2 27.0

Ecp + PM

Basin irriga- 27.4 27.8 27.3 27.1 27.0 26.8 27.0 26.8

tion

# LSD 0.05

NS NS NS NS NS NS NS NS

* DI = Drip Irrigation; PM = Plastic mulch.
# LSD 0.05 = Least significant difference at 5% probability level,
NS: Not significant.