Lettuce Trials

Trial Number: 01-0004
Date: December, 2001
Location: Central Valley
Crop: Lettuce
Trial:

Actagro Resist compared to Aliette and untreated control for effect on Downy Mildew and fertility.

Results: First evaluation on November 11th shows no differences in any treatment. The second evaluation on November 20, 2001 shows all treatments providing superior control as compared to untreated.
Trial Number: 99-0014
Date: November 15, 1999
Location: Yuma, AZ
Crop: Head lettuce
Trial: Actagro fertility program vs. grower standard practice.
Results: Average yield increased 37.5 cartons per acre (7%).
Trial Number: 99-0009
Date: May 19, 1999
Location: Salinas Valley
Crop: Head Lettuce—Del Ray variety
Trial: Foliar application of Structure and KNO3
Results: Average weight per head increased 7% and treated lettuce was not infected by Anthracnose.
Trial Number: 99-0008
Date: May 19, 1999
Location: Salinas Valley
Crop: Head Lettuce—Sharp Shooter variety
Trial: Foliar application of Structure and KNO3
Results: Average weight per head increased 15.2% and treated lettuce was not infected by Anthracnose.
Trial Number: 99-0007
Date: May 17, 1999
Location: Salinas Valley
Crop: Head Lettuce
Trial: Foliar application of Monarch with KNO3 and extra N side dress
Results:

This trial had the highest weight per head (1.90 lbs) and no treated lettuce was infected by Anthracnose.

Trial Number: 99-0005
Date: May 5, 1999
Location: Salinas Valley
Crop: Head Lettuce
Trial: Foliar application of Structure
Results: Average weight per head was increased over 0.19 pound.
Trial Number: 98-0019
Date: November 17, 1998
Location: Salinas Valley
Crop: Lettuce—Sharp Shooter
Trial: Actagro blend of 4-10-20 vs. 5-5-25 standard
Results:

Lettuce was evaluated as larger, better interior color and cleaner. Overall yield increased 7.7% (66 cartons per acre), which brought a $200 per acre gain for grower (after fertilizer expense).

Trial Number: 99-0011
Date: August 26, 1999
Location: Salinas Valley
Crop: Head Lettuce
Trial: Actagro fertility program vs. grower’s standard program.
Results: Average weight per head increased 14.8% over standard program.
Trial Number: 98-0008
Date: May 17, 1998
Location: Salinas Valley
Crop: Head Lettuce
Trial: Actagro blend with organics vs. inorganic blend
Results: The average yield increased 4.2% (42 cartons per acre).
Trial Number: 98-0006
Date: May 29, 1998
Location: Hollister
Crop: Baby Red Romaine
Trial: Structure sprayed on top of bed after planting @ 15 gal/acre.
Results: Average weight of plant increased 39.6%, average height increased 18.7% and actual harvested yield was increased 43.7% or 2637 lbs/acre.
Trial Number: 98-0005
Date: May 14, 1998
Location: Salinas Valley
Crop: Head Lettuce—251 Variety
Trial: Response of lettuce to foliar application of Structure under cold conditions
Results:

Lettuce infected by Anthracnose was decreased by 10.7% when Structure was applied at the 4-6 leaf stage, yield of 24’s was increased by 281 cartons per acre and the weight per carton was increased over 3 pounds.








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