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Sample Handling - Herbicide Residue Analysis

Soil samples that are collected for herbicide residue analysis may require special sample containers and shipping. Please call the laboratory before sampling for instructions on sample handling and shipping requirements. AGVISE Laboratories provides foil lined bags for herbicide residue samples.

Sample Information & Forms

Filling out the sample information forms completely and placing the reference sticker on the sample bags properly is very important. Please review the example below: The highlighted items are required for samples to be processed quickly through the laboratory.

1. Firm Submitting Sample: Information on the firm submitting this sample appears in this area. AGVISE will provide preprinted customer ID stickers for our convenience or this information can be written in.

2. Grower Name: The grower name may be provided by the submitter of the sample. Grower name is not required.

3. Sampler: This space is provided for the identification of the person who did the sampling.

4. Sample Date: The sample date may be important for recording Field History.

5. Field ID: Each sample should have a specific field and sample ID for future reference.

6. Sample Location: The county, township, section and acres are provided for future reference.

7. Sample Depth: Providing the correct sample depth is critical. Incorrect sample depths will result in reporting errors in levels of nitrogen, sulfur and chloride.

8. Crop Choice: This information is optional. If crop choices, yield goals and guidelines are completed, fertilizer guidelines will be provided at no charge.

9. Soil Test Option: This information must be completed for testing to be completed. If this information is not provided, testing will be delayed until customer can be contacted.

10. Other Analysis: This space is provided for any additional analysis customers request.

Reference Number Stickers: The reference number stickers must be placed on each sample bag according to sample depth. This reference number is critical for tracking samples in the laboratory. Any samples received without reference numbers may be delayed in processing through the laboratory. Please see the example of how reference number stickers are placed ON small paper sample bags, and INSIDE of large plastic sample bags.

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