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Architecture et croissance de la plante :

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w = 0.18<br />

w = 0.19<br />

w = 0.18<br />

w = - 0.073<br />

Azote<br />

sol<br />

sta<strong>de</strong><br />

phéno<br />

initial<br />

Nb F flo<br />

Nb F<br />

sta<strong>de</strong> pois<br />

Vitesse<br />

apparition<br />

<strong>de</strong>s Feuilles<br />

w = 0.17<br />

w = 1.052<br />

Zonedésherbée<br />

Pratique<br />

culturale<br />

Corr = 0.70<br />

Développement<br />

précoce<br />

rameaux<br />

Long.<br />

rameaux flo<br />

w = 0.18<br />

w = 0<br />

Zoneenherbée<br />

Corr = 0.75<br />

Corr = 0.55<br />

R2 = 0.496<br />

Nb F<br />

Vitesse<br />

élongation<br />

rameaux<br />

w = 0.18<br />

Nb F<br />

ma<strong>la</strong><strong>de</strong>s<br />

sta<strong>de</strong> pois<br />

Corr = 0.90<br />

Merlot<br />

Long.<br />

rameaux<br />

Développement<br />

tardif Cep<br />

R2 = 0.570<br />

Surfac<br />

e<br />

foliaire<br />

Nb F<br />

ma<strong>la</strong><strong>de</strong>s<br />

écimage<br />

Ma<strong>la</strong>die<br />

précoce<br />

Corr = 0.82<br />

CR2=66.1%<br />

Vitesse<br />

d'apparition<br />

F ma<strong>la</strong><strong>de</strong>s<br />

Nb F<br />

ma<strong>la</strong><strong>de</strong><br />

s<br />

w = 0.53<br />

NBI Chloro 1/F<strong>la</strong>vo<br />

Corr = 0.80<br />

R2 = 0.834<br />

Physiologie<br />

cep<br />

Ma<strong>la</strong>die<br />

tardive<br />

Sévérité<br />

F<br />

w = 0.29<br />

Corr = 0.59<br />

CR2=33.9%<br />

R2 = 0.637<br />

R2 = 0.671<br />

Sévérit<br />

é<br />

grappe<br />

s<br />

w = 0.35

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