water sol. nutrients

long time N

broadcast

fertigation 4

fertigation 3

fertigation 2

fertigation 1

0

10

20

30

40

50

60

70

80

90

100

69

65.7

63.3

73.6

69

74.5

71.4

Fertilization Treatment

*kg/tree

Figure 6. Cumulated crop yield (lbs/tree) to the 5th year in trials at Research

Station Laimburg in 1997 for different types of fertilization on Gala.

32.4*

33.8

31.1

33.4

28.7

29.8

31.3