Walnut blight symptoms - Cost 873
Walnut blight symptoms - Cost 873
Walnut blight symptoms - Cost 873
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Materials & Methods<br />
Orchard name Bouscarel Soursac<br />
<strong>Walnut</strong> <strong>blight</strong><br />
sensitivity<br />
Place<br />
+ + >> - -<br />
Creysse<br />
(Dordogne valley)<br />
≠<br />
Queyssac-les-Vignes<br />
(limestone plateau)<br />
Cultivar Franquette = Franquette<br />
Date of plantation 1995 ≈ 1993<br />
Density 11 x 11 = 11 x 11<br />
Pruning formation gobelet = gobelet<br />
Soil<br />
soft deep sandy soil<br />
(pH 6.5)<br />
≠<br />
heavy shallow clay soil<br />
(pH 8)<br />
Fertlization 100 % chemical ≠ 100 % organic<br />
Irrigation Sprinckler under canopy ≠ Dripper system<br />
Chemicals<br />
treatments<br />
None = None<br />
COST <strong>873</strong> – <strong>Cost</strong>iera 2009 - Italy
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