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Chips-aartappels: Ons bo in proef |
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AARTAPPEL BEMESTINGPROEF
C. VENTER - REITZ
LOKALITEIT: SIMONSIUM
REITZ
PLANTDATUM: 1 SEPTEMBER
27 JANUARIE 2011
KULTIVAR: FIANA
RY WYDTE: 2 METER
RY LENGTE: 315 METER
AANTAL RYE: 3 PER BEHANDELING
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BEHANDELING PLANTMENGSEL
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1
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Green Gain & K Humate
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N
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P
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K
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Ca
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Mg
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S
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Fe
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Ma
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B
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Opbrengs:
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61
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91
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122
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42,675 ton per hektaar
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2
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Atlas 2.3.4(25) Chloorvry
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N
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P
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K
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Ca
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Mg
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S
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Fe
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Ma
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B
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60
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85
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108
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50
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14
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83
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3
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2
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0.5
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Opbrengs:
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47,875 ton per hektaar
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…./2
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*
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Plus algeheel:
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Gips toegedien - alle behandelings
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Ureum toegedien - top bemesting
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10.1.2 toegedien - top bemesting
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BEHANDELING PLANTMENGSEL OP SWAARDER GROND
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3
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Green Gain & K Humate
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N
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P
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K
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Ca
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Mg
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S
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Fe
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Ma
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B
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Soos behandeling 1
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Opbrengs:
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61
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91
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122
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42,0 ton per hektaar
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4
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Atlas 2.3.4(25) Chloorvry
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Soos behandeling 2
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N
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P
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K
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Ca
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Mg
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S
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Fe
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Ma
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B
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60
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85
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108
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50
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14
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83
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3
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2
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0.5
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Opbrengs:
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43,1 ton per hektaar
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GRADERING
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BEHANDELING
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1
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2
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Groot
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29.60%
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15.50%
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Medium
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57.50%
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69.25%
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Klein
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12.60%
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14.50%
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Xtra klein
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0.30%
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0.75%
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Soortlike gewig
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1083
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1084
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% Defektiewe Chips - uitgebak as "chips"
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4.95%
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3.40%
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WAARNEMING
By behandeling 2 – met uithaal meer blare nog aan halms - reeds dood.
Behandeling 1 – Feitlik geen blare en halms lê reeds plat.
Februarie 2011
JOHAN VAN DER WESTHUIZEN
LANDBOUKUNDIGE
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Laas Opdateer op Dinsdag, 08 Februarie 2011 12:41 |
