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Teelt van Pootaardappelen.pdf - Kennisakker.nl

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1 DE MORFOLOGIE (VORM EN BOUW) VAN DE AARDAPPELPLANT....................................................... 7<br />

1.1 Loof...................................................................................................................................... 7<br />

1.2 Knollen.................................................................................................................................. 7<br />

1.3 Wortels ................................................................................................................................. 8<br />

1.4 Bloei en besvorming .............................................................................................................. 8<br />

2 HOE KOMT DE KNOLOPBRENGST TOT STAND................................................................................ 9<br />

2.1 Factoren die de productiesnelheid beïnvloeden ........................................................................ 9<br />

2.1.1 Lichtintensiteit ................................................................................................................ 9<br />

2.1.2 Water............................................................................................................................. 9<br />

2.1.3 Temperatuur .................................................................................................................. 9<br />

2.1.4 Kooldioxide .................................................................................................................. 10<br />

2.1.5 Leeftijd <strong>van</strong> het blad...................................................................................................... 10<br />

2.1.6 Nutriënten .................................................................................................................... 10<br />

2.2 Groeipatroon ....................................................................................................................... 10<br />

2.2.1 Fasen .......................................................................................................................... 10<br />

2.2.2 Periode tussen poten en opkomst .................................................................................. 11<br />

2.2.3 Periode <strong>van</strong> loof en knolgroei......................................................................................... 11<br />

2.3 Factoren die het groeipatroon beïnvloeden ............................................................................ 11<br />

2.3.1 Periode tussen poten en opkomst .................................................................................. 11<br />

2.3.2 Periode <strong>van</strong> loof en knolgroei......................................................................................... 11<br />

3 VRUCHTOPVOLGING ................................................................................................................... 14<br />

3.1 <strong>Teelt</strong>frequentie .................................................................................................................... 14<br />

3.2 Voorvrucht .......................................................................................................................... 14<br />

4 POOTGOEDBEHANDELING........................................................................................................... 15<br />

4.1 Fysiologie <strong>van</strong> de knol .......................................................................................................... 15<br />

4.2 Factoren die de lengte <strong>van</strong> de kiemrust bepalen..................................................................... 15<br />

4.3 Factoren die de kiemgroei beïnvloeden.................................................................................. 15<br />

4.4 Fysiologische leeftijd <strong>van</strong> de knol en groeiverloop <strong>van</strong> het gewas............................................. 16<br />

4.5 Voorkiemen......................................................................................................................... 16<br />

4.5.1 Goed of beperkt voorkiemen? ........................................................................................ 16<br />

4.5.2 Hoe voorbehandelen ..................................................................................................... 17<br />

4.5.3 Voorkiemen in bakjes, zakken of kisten........................................................................... 18<br />

5 STANDDICHTHEID....................................................................................................................... 19<br />

5.1 Opbrengst........................................................................................................................... 19<br />

5.2 Sortering............................................................................................................................. 19<br />

5.3 Gewenste standdichtheid...................................................................................................... 19<br />

5.4 Welke potermaat? ................................................................................................................ 20<br />

5.5 Pootgoedbehoefte per ha..................................................................................................... 20<br />

5.6 Standdichtheid en rijenafstand .............................................................................................. 20<br />

5.7 Snijden <strong>van</strong> pootgoed........................................................................................................... 21<br />

6 RASSEN..................................................................................................................................... 22<br />

6.1 Algemeen............................................................................................................................ 22<br />

6.2 Rassenkeuze ....................................................................................................................... 22<br />

7 BEMESTING ............................................................................................................................... 23<br />

7.1 Stikstof ............................................................................................................................... 23<br />

PPO 2003. <strong>Teelt</strong>handleiding pootaardappelen<br />

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