Various DRY LAND SUNFLOWERS Results 2001

 

1) KATBOS BOERDERY, KOPPIES with Leaf Analysis of Trial Area

 

 

 

N kg/ha

P ml/kg

K ml/kg

Ca ml/kg

Mg ml/kg

Na ml/kg

B

Ripe Stage

%

%

%

%

%

%

%

Chemical

76

200

88

30

47

60

67

Biofert

45

200

88

31

44

40

81

 

Type of fertilizer:

Chemical fertilizer: 8:2:1 (22 Zn) Applied: 190kg/ha

Org. fertilizer Biofert: Seed dressing 1kg/50kg seed 12ha were planted


Results:

Chemical: Biofert

Plant density : 32 000 Plant density : 32 000

Harvested : 1.239t/ha Harvested : 1.175t/ha

 

Even though the yield of the Biofert fields was somehow less, the farm still made R 137 more per ha.

 

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2) LOSDORINGS DISTRICT - Seed used: PAN 7392

Results:

Chemical fertilizer: 2.859t/ha

Org. fertilizer Biofert 2.589t/ha

The input costs per hectare for Biofert were R560-00 less than for the chemical fertilizer.

 

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3) OU MONTE CHRISTO

 

Results:

Chemical fertilizer: 1,2t/ha

Org. fertilizer Biofert: 1,2t/ha

 

The input costs per hectare for Biofert were R210-00 less than for the chemical fertilizer.

 

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