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Published byVanessa Gordon Modified over 8 years ago
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Modesto Junior College Beckwith Laboratory Walnut Program
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Weed control Preemergent Program Gramoxone Max2pt per acre Goal 2XL3 pt per acre Solicam DF2.5 lb per acre Princep 4L3 pts per acre Activator 901 pt per 100 Orchard Sanitation (Mummy removal)
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Fertilizer UN 32 75 lbs N21 gallons per acre Gophers Phostoxin1-2 tblts per hole
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Walnut Blight Kocide DF8 lb per acre NU File6 fl oz per gallon Fertilizer UN 32 75 lbs N21 gallons per acre Zinc Chelate 1 gallon per acre
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Weed Spray Roundup Ultramax2 pts per acre Goal 2XL8 fl oz per acre
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Codling Moth/Mites Lorsban 4E 4 pts per acre Agri-Mek10 fl oz per acre Super 90 Oil 2 gal per acre
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Leaf Sample/Soil Sample
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Walnut Husk Fly (Monitor)
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Pre Harvest Weed Control Roundup Ultramax2 pts per acre Goal 2XL8 fl oz per acre
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1) Young Trees Use 50 % of fertilizer recommended 2) Spot treatment for some weeds may require additional treatments 3) Gopher Program may require continuous monitoring and treatment, especially because of micro-irrigation system
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