International Congress BIOLOGICAL PRODUCTS - Gruppo di ...
International Congress BIOLOGICAL PRODUCTS - Gruppo di ...
International Congress BIOLOGICAL PRODUCTS - Gruppo di ...
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Table 1 – Fungicides used during the trial<br />
Active ingre<strong>di</strong>ent Commercial<br />
Formula a.s. % o Dose f. c. Dose a.s. Dose Cu<br />
formula<br />
g/l ml - g/hl g/hl<br />
++<br />
g/hl<br />
Copper oxycloride Copper Pro 50 Water-<strong>di</strong>spersible 50 700; 600; 400; 350; 300; 350; 300;<br />
WDG<br />
granules<br />
340; 288; 200; 200; 170; 200; 170;<br />
100<br />
144; 100; 144; 100,<br />
(WDG)<br />
50 50<br />
Copper oxycloride,<br />
Cuprobenton DC Wettable powder 25 1100; 500 275; 125 165;75<br />
Copper sulfate hydrate<br />
5<br />
55; 25<br />
Copper hydroxide Rame Azzurro Suspension 350 220; 160 77, 56 52,8; 38,4<br />
Formula 2 concentrate<br />
Copper metal with B, Mo, Zn Cuivrol Wettable powder 18 700; 300; 270 126; 54; 126;54;<br />
48,6 48,6<br />
Calcium polysulphide Polisenio Liquid 80 18000; 1800;1500 14400;<br />
1440;<br />
1200<br />
Sulphureous clay, leavening Myco-sin* Wettable powder 1500; 1000;<br />
117; 60,8<br />
substances,equisetum extracts<br />
700; 500<br />
*The treatments have been done in accordance with Biagra company:<br />
at phenologycal phase “leaf fall” one treatment has been done with Bordeaux mixture (9kg/ha); at “beginning of bud swelling”, “bud<br />
burst” and “flowering” treatment with Myco-sin and wettable sulphur; at “bud swelling” “pre-flowering” and “fruit swelling”<br />
treatment with Myco-sin and sea-weed; at “fruit setting” one treatment has been done with copper sulfate (4 kg/ha).<br />
Results<br />
Table 2 shows the development of the infections during the trial and the activity of the various formulations over time.<br />
Table 2 – Percentage of infected leaves<br />
Treatments<br />
Assessment<br />
12/04/00<br />
Assessment<br />
18/05/00<br />
% infect leaves<br />
Assessment<br />
20/06/00<br />
Assessment<br />
20/07/00<br />
Assessment<br />
16/08/00<br />
Copper oxycloride 3.5 aA 15.3 aA 25.8 aAB 30.4 aA 33.9 aA<br />
Copper oxycloride,<br />
Copper sulfate<br />
hydrate<br />
4.3 aA 26.7 abAB 33.1 abABC 52.2 bB 53.3 bcBC<br />
Copper hydroxide 4.5 aA 17.1 aA 22.9 aA 38.3 aA 43.1 abAB<br />
Copper metal with B,<br />
Mo, Zn<br />
10.2 aAB 41.7 cBC 46.9 bcABC 61.9 cB 72.5 dD<br />
Calcium<br />
polysulphide<br />
1.0 aA 34.7 bcABC 45.1 bcABC 56.3 bcB 63.8 cdCD<br />
Sulphureous<br />
clay, leavening<br />
substances,equisetum<br />
extracts<br />
7.5 aA 46.9 cCD 48.6 bcBC 61.3 bcB 65.6 cdCD<br />
Control 23.1 bB 61.0 dD 51.9 cC 63.4 cB 68.5 dCD<br />
Different letters in<strong>di</strong>cate significant <strong>di</strong>fferent values by Duncan test (for P=0,05, lower-case letters, and for<br />
P=0,01 capital letters)<br />
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