Effects of deficit irrigation and kaolin application on vegetative growth and fruit traits of two early ripening apple cultivars

Table 3 The effect of irrigation levels (I₁ = 100%, I₂ = 85% and I₃ = 70% ETc) and kaolin application (K₁ = 0%, K₂ = 3% and K₃ = 6%) and cultivars (Golab and Shafi Abadi) on fruit yield, yield efficiency (YE) and water use efficiency (WUE)

Treatments	Yield (kg tree⁻¹)	YE (kg cm⁻²)	WUE (kg yield m⁻³ water)
Irrigation (I)	**	**	**
I₁	26.72^c	0.076^b	2.22^c
I₂	47.16^a	0.136^a	4.72^a
I₃	32.83^b	0.122^a	4.09^b
Kaolin (K)	ns	**	ns
K₁	36.66^a	0.143^a	3.84^a
K₂	36.61^a	0.097^b	3.71^a
K₃	33.44^a	0.094^b	3.49^a
Cultivar (CV)	**	**	**
Golab	43.70^a	0.128^a	4.54^a
Shafi Abadi	27.44^b	0.095^b	2.82^b
Interactions
I × K	*	**	*
I × CV	**	*	**
K × CV	**	*	*
I × K × CV	*	ns	*

Means within each column for each treatment followed by the same letter are not significantly different at P ≤ 0.05 level
ns not significant
* and ** showing significant effects at 5% and 1% level by Duncan test

ISSN: 0717-6287