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Table 2 Morphological values of seedlings and leaf nutrient contents in December 2007 of seedlings cultivated with different nutrient doses of N (N 1 and N 1/20 ), P (P 1 and P 1/50 ), K (K 1 and K 1/50 ). For each parameter and nutrient treatment, different letters mean significant differences (p < 0.05) between nutrient doses.

From: Autumn fertilization of Quercus ilex ssp. ballota (Desf.) Samp. nursery seedlings: effects on morpho-physiology and field performance

 

N

P

K

N 1

N 1/20

P 1

P 1/50

K 1

K 1/50

H (cm)

18.62 a

14.77 b

16.49 a

16.90 a

17.66 a

15.73 b

D (mm)

3.95 a

2.97 b

3.37 a

3.55 a

3.46 a

3.45 a

ShDW (g)

2.33 a

1.49 b

1.84 a

1.78 a

2.05 a

1.78 b

RDW (g)

6.27 a

5.04 b

5.66 a

5.64 a

5.85 a

5.46 a

SRDW

0.38 a

0.30 b

0.35 a

0.32 b

0.35a

0.32 b

N content (mg)

15.5 a

9.1 b

13.7 a

11.1 b

14.8 a

10.3 b

P content (mg)

2.3 a

1.1 b

1.8 a

1.6 a

2.0 a

1.5 b

K content (mg)

12.6 a

6.7 b

10.8 a

8.8 a

12.2 a

7.6 b

  1. H: height, D: stem diameter, ShDW: shoot dry weight, RDW: root dry weight, SRDW: shoot-to-root dray weight ratio