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1 Anoplophora chinensis in Lombardy, Italy : an update of the ...

1 Anoplophora chinensis in Lombardy, Italy : an update of the ...

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Research<br />

Aprostocetus <strong>an</strong>oplophorae has <strong>the</strong> features <strong>of</strong> a promis<strong>in</strong>g biological<br />

control agent aga<strong>in</strong>st A. <strong>ch<strong>in</strong>ensis</strong><br />

1 37<br />

No. <strong>of</strong> host eggs (n = 22)<br />

with emergence e <strong>of</strong> parasitoids<br />

Phenology <strong>of</strong> Aprostocetus <strong>an</strong>oplophorae<br />

3<br />

2<br />

1<br />

0<br />

180 190 200 210 220 230 240<br />

Juli<strong>an</strong><br />

date<br />

‐ Strict host specificity<br />

‐ Attacks hosts over a long period dur<strong>in</strong>g summer<br />

(June through late August)<br />

‐ Both host <strong>an</strong>d parasitoid phenologies are<br />

synchronized<br />

‐ It displays 2or3generationsg per year<br />

‐ It is a gregarious species (good yield <strong>in</strong> rear<strong>in</strong>g)<br />

Limits:<br />

‐ Difficult to rear <strong>in</strong> <strong>the</strong> laboratory (?) ()<br />

‐ Distribution currently limited around Parabiago (?)<br />

JULY AUGUST 2003<br />

Emergence follow<strong>in</strong>g w<strong>in</strong>ter diapause<br />

<strong>of</strong> Aprostocetus <strong>an</strong>oplophorae adults from<br />

host eggs collected <strong>in</strong> April 2003

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