Various DRY LAND MAIZE Results 2001

 

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

 

 

Ph

N kg/ha

P ml/kg

K ml/kg

Ca ml/kg

Mg ml/kg

Na ml/kg

Pre Planting

5.2

-

22

173

362

79

12

Ripe

 

 

 

 

 

 

 

Chemical

4.3

30

26

163

203

46

15

Biofert

4.3

54

23

163

225

46

14

 

Type of fertilizer used:

Chemical fertilizer: 8:2:1 (22) Zn Applied: 280kg/ha

Org. fertilizer Biofert: Seed dressing 1kg/50kg seed, 5ha were planted


Results:

Chemical: Biofert

Plant density : 16500 Plant density : 16500

Weight per cob : 179g Weight per cob : 198g

Harvested : 2.954t Harvested : 3.267t

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2) LOSDORINGS DISTRICT - Trials with two different seed types

 

Type of fertilizer used:

Chemical fertilizer: 14P 80N (Turbograan 80kg, Ureum 130kg early in September) Costs: R550-00

Org. fertilizer Biofert: Seed dressing 1kg/50kg seed Costs: R42-00/ha

 

Results:

Type PHI 3203 Chemical 4.8t/ha

Biofert 5.14t/ha

Type CRN 3549 Chemical 5.12t/ha

Biofert 5.43t/ha

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3) BORNEO, DELAREYVILLE

 

Type of fertilizer used:

Chemical fertilizer: 2:3:4 Applied: 80kg/ha

Org. fertilizer Biofert: Seed dressing 1kg/50kg seed

 

Results:

Chemical: Biofert:

Plant density: 16 000 (3ft: 9ft row width) Plant density: 16 000 (3ft: 9ft row width)

Harvested: 2.049t/ha Harvested: 2.738t/ha

(these results were reported but are not verified by us yet)