CA
NAPT-PAP Certified / CDFA Certified
Commercial Laboratory
Dellavalle Laboratory, Inc.
📍 1910 W McKinley Ave, Fresno, CA 93728
Key Testing Panels & Packages
- ✓ Comprehensive Soil Salinity & Sodicity Hazard (ECe, SAR, ESP)
- ✓ Vineyard & Orchard Fertility Analysis
- ✓ Boron & Chloride Toxicity Screening
- ✓ Agricultural Well Water Quality
Extraction Chemistries
Olsen P (Bicarbonate)Saturated Paste ExtractDTPA Micronutrients
Sample Submission Details
- Turnaround Time: 3–5 business days
- Sample Requirement: 1 quart dry composite soil per management zone with chain of custody form
- Out-of-State Samples: Accepted Nationwide
- Verified Pricing: $35–$65 for specialty crop fertility and complete salinity hazard diagnostics.
- Phone Contact: (559) 233-6120