Mildura Trial
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Result of  Mildura's 14 Variety Trial

(Adapted from the August 1995 Olives Australia Newsletter)

In the May 1995 newsletter article "Manzanillo Bumper Crop" we noted that Tony and Mary Nicolas picked over 60 kilos of fruit from each of their 6 year old Manzanillo trees. The Mildura trial gave 49 kilos per tree in the sixth year after planting. We have been very conservative on our "Financial Sheet" and calculated 30 kilos per 6 year old tree. Any extra yield will be a  nice bonus.

We promised you a report on the Mildura trial so here it is. Below we have the table of results, then the very helpful comments of John Gursansky the Farm  Manager, and finally our own short note in conclusion.

Because the following table is the only data remaining from the  original trial, there are a few questions which we don't have answers for, such  as: Why wasn't 1973 recorded? (Did someone come in at night and steal the whole  crop?! Or was the researcher away on long service leave at harvest time?) Were the unusually heavy and light crops recorded in different years characteristic of those varieties, or caused by pruning or lack thereof, irrigation times and quantities or other reasons? Questions, questions, questions! Anyway, let's look at the results.

MILDURA TRIAL PLANTING RESULTS

(KG PER TREE)

Harvest Year

1969

1970

1971

1972

1973

1974

1975

1976

1977

1978

Ave.

Years Since Planting

5

6

7

8

9

10

11

12

13

14

Crop

Variety

Tree #

Nevadillo

1-1

29.5

22.7

66.4

17.3

?

92.7

78.6

120

131.8

84.1

"

1-2

25.5

15

50.9

18.6

?

71.8

71.8

95.5

123.6

55.5

"

1-3

36.8

26.8

84.5

65.9

?

122.3

100.9

100.9

190.9

94.1

"

Ave

30.6

21.5

67.3

33.9

?

95.6

83.8

105.5

148.8

77.9

73.8

S.A. Verd

1-4

11.8

16.4

34.5

31.4

?

4.1

134.1

13.2

150.9

-

"

1-5

-

-

15

54.5

?

77.7

116.8

109.5

136.4

69.1

"

Ave

11.8

16.4

24.8

43

?

40.9

125.5

61.4

143.6

69.1

59.5

Pendulina

2-1

16.8

-

26.4

11.8

?

-

31.8

71.8

10

91.4

"

2-2

20.9

51.4

22.3

0.5

?

11.8

51.8

-

-

9.5

"

2-3

30.9

56.8

71.8

48.2

?

24.1

74.5

94.5

29.5

141.4

"

Ave

22.9

54.1

40.2

20.2

?

18

52.7

83.2

19.8

80.8

43.5

UC6A7

2-4

13.2

-

-

-

?

21.8

-

11.8

20

18.6

"

2-5

6.8

17.3

-

81.4

?

95

130.5

177.3

137.7

234.1

"

Ave

10

17.3

-

81.4

?

58.4

130.5

94.5

78.9

126.4

66.3

UC23A9

3-1

24.1

20

24.5

83.6

?

69.5

47.7

199.5

70.5

17.7

"

3-2

21.8

24.1

29.5

105.5

?

41.8

30.5

48.2

41.8

20.5

"

3-3

31.4

22.3

48.6

85.9

?

132.3

29.1

75.9

25.9

72.7

"

Ave

25.8

22.1

34.2

91.7

?

81.2

35.8

107.9

46.1

37

53.5

A Prugno

3-4

45.9

39.1

73.6

34.1

?

19.1

96.8

30.9

13.6

70

"

3-5

47.3

13.6

74.1

16.4

?

27.3

120

96.4

32.3

79.1

"

Ave

46.6

26.4

73.9

25.2

?

23.2

108.4

63.6

23

74.5

51.6

Barouni

4-1

20.5

25.9

-

60.5

?

100.5

10

138.2

12.3

157.3

"

4-2

32.7

23.6

-

65

?

109.1

5

103.6

-

77.7

"

4-3

35.5

69.5

19.5

117.7

?

181.8

-

73.6

21.8

262.3

"

Ave

29.5

39.7

19.5

81.1

?

130.5

7.5

105.2

17

165.8

66.1

UC22A11

4-4

10

57.7

-

40.9

?

46.8

36.4

6.8

60

124.5

"

4-5

8.6

65.9

34.5

85

?

24.5

108.2

78.6

119.5

148.6

"

Ave

9.3

61.8

34.5

63

?

35.7

72.3

42.7

89.8

136.6

60.6

Wagga Verd.

5-1

21.8

26.8

79.1

96.8

?

144.1

97.7

114.1

146.4

158.2

"

5-2

18.2

5

33.2

70.9

?

77.7

52.7

57.3

72.3

116.4

"

5-3

30.9

19.5

19.1

75.5

?

70.9

80

9.5

105

85.5

"

Ave

23.6

17.1

43.8

81.1

?

97.6

76.8

60.3

107.9

120

69.7

Azapa

5-4

20

3.6

2.3

60

?

70.5

10.5

58.6

28.6

102.7

"

5-5

20.5

-

5.5

63.6

?

74.1

77.7

118.2

79.5

159.5

"

Ave

20.2

3.6

3.9

61.8

?

72.3

44.1

88.4

54.1

131.1

53.2

 

UC13A6

6-1

45.5

90

46.8

155

?

89.1

70.5

234.5

65.9

277.7

"

6-2

35.9

53.2

54.1

98.2

?

71.4

48.2

90.9

36.4

230

"

6-3

45.9

62.3

91.4

24.1

?

41.4

41.4

65.9

25.9

219.1

"

Ave

42.4

68.5

64.1

92.4

?

67.3

53.3

130.5

42.7

242.3

89.2

Mission

6-4

52.3

78.2

47.7

85.9

?

44.5

15

83.6

10

98.2

"

6-5

41.8

69.5

14.5

85

?

150

16.4

191.8

69.1

295.9

"

Ave

47

73.9

31.1

85.5

?

97.3

15.7

137.7

39.5

197

80.5

Nab Tamri

7-1

22.3

8.2

22.3

98.6

?

177. 3

37.3

141.4

188.6

123.2

"

7-2

27.7

22.7

12.7

39.1

?

155

26.8

44.5

128.6

106.4

"

7-3

22.3

30.5

10

33.2

?

93.6

36.8

36.4

148.2

178.6

"

Ave

24.1

20.5

15

57

?

142

33.6

74.1

155.2

136.1

73.0

Manzanil lo

7-4

39.5

34.5

20.9

110. 9

?

90

36.8

81.8

118.2

155

"

7-5

47.3

64.1

24.5

137. 3

?

140. 5

68.2

124.1

148.6

234.5

"

Ave

43.4

49.3

22.7

124. 1

?

115. 2

52.5

103

133.4

194.8

93.1

 

Years

Tre e #

5

6

7

8