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B. Solid Set and Portable (Wheel Move, Side Roll, End Tow, or Hand Move) Irrigation Equipment With stationary systems, an effectively designed in -line venturi applicator unit is preferred which is constructed of materials that are compatible with pesticides; however, a positive -displacement pump can also be used. Determine acreage covered by sprinkler. Fill tank of injection equipment with water and adjust flow to use contents over a thirty to forty-five minute period. Mix desired amount of this product for acreage to be covered with water so that the total mixture of this product plus water in the injection tank is equal to the quantity of water used during calibration and operate entire system at normal pressures recommended by the manufacturer of injection equipment used for amount of time established during calibration. No agitation should be required. This product can be injected at the beginning or end of the irrigation cycle or as a separate application. Stop injection equipment after treatment is completed and continue to operate irrigation system until this product has been cleared from last sprinkler head. Application Rates Dosage rates on this label indicate pints of this product per acre, unless otherwise stated. Under conditions favoring disease development, the high rate specified and shortest application interval should be used. For each listed crop, the maximum total amount of chlorothalonil active ingredient (Ibs a.i./A) which may be applied per acre of that crop (or crop group) during each year is listed in the Use Restriction section for that crop. For each crop use situation listed below, the listed maximum individual and seasonal application rates must not be exceeded and the listed minimum retreatment intervals must not be decreased. CONIFERS (INCLUDING CHRISTMAS TREES) DISEASES RATE PER ACRE APPLICATION DIRECTIONS Swiss needlecast 2.5 to 5 Single application technique: In Christmas tree plantations make one ap- (Phaeocryptopus gaeumannii) pounds plication in the spring when new shoot growth is 1/2 to 2 inches in length. Scleroderris canker (pines) (Gremeniella abietina) 1.36 to 2.5 Swiss needlecast pounds (Phaeocryptopusgaeumannii) Make the first application in spring when new shoot growth is 1/2 to 2 inches in length. Make additional applications at 3 to 4 week intervals until Sirococcus tip blight 1.82 to 3.18 (Sirococcus conigenus) pounds conditions no longer favor disease development. For use in nursery beds, apply the highest rate specified on a 3 week schedule. Rhizosphaera needlecast (spruces) (Rhino phaera sop.) 5 pounds Scirrhia brown spot (pines) (Mycosphaerella dearnessii) Apply in early spring prior to budbreak. Repeat applications at approxi- mately 6 to 8 week intervals, until spore release ceases in late fall. Apply Cyclaneusma and Lophodermium 2.5 to 5 monthly during periods of frequent rainfall, and where Lophodermium needlecasts (pines) pounds infections occur during dormancy (Pacific Northwest), During drought peri- ods, applications may be suspended, then resumed upon next occurrence of needle wetness. (continued)