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a

Agriculture Fee Schedule

Brochure

Here is a comprehensive listing of the analysis options provided by Midwest Labs to the Agriculture industry. It includes tests, methods, prices, descriptions, warnings, recommendations, suggestions, instructions, and reporting options.

Agronomy Handbook

Brochure

The Agronomy Handbook is a comprehensive resource that discusses soil properties, plant essential nutrients, as well as soil test results and recommendations. It also covers soil sampling, fertilizer application methods, nutrient deficiency symptoms in plants, plant tissue analysis, nutrient uptake and removal in crops, and ...

Analytical Conversion Factors

Memo

Analytical conversion factors are useful in interpreting your analysis.

b

Band Application vs Broadcast Application

Memo

Whether you band or broadcast your application, you should consider the pros and cons of each application method.

Biosolid Sampling Method

Memo

When sampling sludge, extra precautions should be taken to ensure safe handling and accurate sampling.

Buffer Index Explanation

Memo

A soil's buffer index measures how much reserve acidity is present and qualifies acidic soil pH's by determining how much lime material to apply.

c

Calculating Cation Exchange Capacity and the Percent Base Saturation

Memo

Cation Exchange Capacity (CEC) is a calculation based on soil analysis results of Ca, Mg, K, Na, and H.

Chlorine

Memo

Chlorine (Cl2) is a diatomic gas, whereas Chloride (Cl-) is the negative charged ionic form of Chlorine.

Conversion of Agricultural Lime Recommendations

Memo

This document will allow you to convert a Midwest Labs lime recommendation based on pounds of 90% ECCE lime to a recommendation in tons of ag lime using your lime product's % Effective Calcium Carbonate Equivalent or Effective Neutralizing Material.

Cool Season Grass Management Plan

Memo

Throughout the months of the year, management of grasses depends upon the production goal of your cool season grass.

Corn for Various Yield Goals – Suggested Final Population

Memo

When adjusting corn yields, consider the final population of corn.

Corn Growth Stages and Nutrient Ranges

Memo

This guide will reference if your corn plant nutrient uptake is within the normal ranges for the current stage of growth.

Corn Plant Development Stages

Memo

Corn plant development is broken into four (4) stages of development based on week of emergence, and leaf count.

Corn: nutrient uptake through the growing season

Memo

This memo shows how corn's nutrient uptake varies through the growing season.

Crop Management Observations

Memo

There are basic principles of crop observations that will assist in the management and identifying some variations that will influence plant stands.

Cyst Nematode Analysis

Memo

This Memo helps you understand the challenges associated with cyst nematodes. We cover how to sample a field or area, how to submit samples for cyst analysis, and how to interpret results and manage cyst nematode affected fields.

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Effect of pH on Crop Yield

Memo

The pH level of our soil can play a part in the relative yield of crops.

f

Fallow Syndrome

Memo

Fallow syndrome is a result of population reduction of fungi. The syndrome can often be confused with a phosphorus deficiency.

Fertigation and Chemigation

Brochure

Applying fertilizer solutions through irrigation water is not a recent development; the first agricultural use of anhydrous ammonia was through application in irrigation water in the early 1930's. With the mechanization of irrigation, particularly with the development of center pivot sprinkler systems, new application techniques ...

Fertilizer Salt Index

Memo

This memo explains how the salt index is measured and how to interpret these values when compared to common fertilizer products.

Fertilizer Values for Manure (Liquid and Solid)

Memo

Guides based on the manure source and facility, are available to assist in handling and spreading manure.

Foliar Applied Plant Nutrition

Brochure

Foliar feeding, a term referring to application of essential plant nutrients to above-ground plant parts, has been documented as early as 1844, when an iron sulfate solution was sprayed as a possible remedy for "chlorosis sickness." More recently, foliar feeding has been widely used and ...

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Grain Sorghum Plant Development Stages

Brochure

Considerations such as planting rates, planting dates and relationships between seed size and field performance can assist with plant development of grain sorghum.

h

Haney Test Explanation

Memo

Midwest Laboratories offers the Haney analysis in our Soil Health packages. The Natural Resources Conservation Service (NRCS) is offering incentives for this method of soil health testing through a Conservation Security Program in some states.

How a Soil Test Can Influence Herbicide Recommendations

Brochure

When determining herbicide rates, remember that only those herbicide molecules dissolved in soil solution are available for control of weeds.

How to Convert Fertilizer Applications

Memo

Converting your fertilizer recommendation from pounds per acre to measurements compatible with smaller areas such as flower pots, or lawn & garden use.

How To Take A Grid Soil Sample

Video

Tim Mundorf, CPAg walks you through taking a grid soil sample. Tools you will need for sampling: Grid Sampling Software Plastic 5-gallon bucket Soil Probe – marked for appropriate depth for consistency Midwest Labs soil sample bags Sharpie or another permanent marker Questions about soil ...

i

Interpreting Manure Reports

Video

This video looks at manure report information data and how the data should be interpreted.

Interpreting pH: Water pH vs Salt pH

Memo

Midwest Labs will use distilled deionized water to measure pH on routine soil samples. Upon customer requests, we will run a salt pH by adding calcium chloride to the water.

Interpreting Plant Tissue Analysis

Video

This video provides an overview of the plant tissue analysis and reporting process.

Interpreting Soil Analysis

Brochure

Interpreting Soil Analysis is one of Midwest Laboratories' most popular publications. This brochure will walk the reader through how to read the soil test. We explain the individual analysis and calculations. We also discuss the desired levels of different nutrients and soil properties.

Interpreting Soil Test Results Video Part 1: CEC

Video

This video will give you more insight into understanding your soil test results from Midwest Laboratories. Call 402-334-7770 for more information on soil testing.

Interpreting Soil Test Results Video Part 2

Video

This video will give you insight into understanding your soil test results regarding Phosphorus, Potassium, Cations, and Percent Base Saturation.

Interpreting Soil Test Results Video Part 3

Video

This video will give you more information on how to interpret your soil test results from Midwest Laboratories, Inc. regarding Nitrate, Sulfur and Micronutrients in soil.

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Lime Analysis Report Interpretation

Brochure

The purpose of liming is to neutralize acid. Midwest recommendations are based on an assumption of 90% neutralizing power.

Limestone (Pounds Per Acre)

Brochure

Limestone is a soil additive that is used to increase the pH of acidic soil and improves the uptake of major plant nutrients.

Lubricating Your Soil Probe

Video

Tim Mundorf, CPAg explains how lubricating your soil probe helps break the tension of the soil without impacting results. Additional resource Soil Probe Lubrication: To Lubricate or Not Questions about soil sampling? Call client services 402.334.7770 or your  account manager Stacie Nelson 402.829.9840

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Manure Fertilizer Values – Summary

Brochure

Understanding the value of manure fertility can assist in improving soil fertility.

Manure Sampling Over Slurry Storages

Memo

The accuracy in which a manure sample is taken is imperative to adhere to requirements for manure management plans.

Manure Types and Composition

Brochure

There are three (3) types of manure used agronomically. The composition of the manure will vary with the type of manure and class of livestock.

Match Your Forages to Your Grazing Needs

Memo

Forages must match livestock needs, and production dates may vary to the North and the South.

Mehlich-3 Phosphorous Soil Test

Memo

Mehlich-3 Phosphorus analysis is suitable for removing P and other elements in acid and neutral soils.

Midwest Laboratories Soil Health Assessment

Memo

Midwest Laboratories offers the soil health assessment in two packages. The Soil Health Basic, and the Soil Health Complete.

Mineral Analysis of Manure

Brochure

Manure fertiltiy values are affected by diet and water composition and class of livestock.

n

Nitrate and Ammonium Nitrogen Stability and Uptake

Brochure

Nitrate-nitrogen is the most abundant form of nitrogen in the soil and uptake is easily accomplished through water absorption. The influence of ammonium nitrogen on the soil-plant system is also beneficial.

Nitrate Nitrogen Levels in Corn Stalks

Brochure

End of season cornstalk tests should be done approximately 1-3 weeks after black layer has formed on 80% of the kernels of most ears.

Nitrogen Management in Agricultural Soils

Brochure

Profitable crop production largely depends on adequate amounts of available nitrogen. In continuous corn, for example, the dollar return per one dollar invested in nitrogen fertilizer can be as high as eight to one. However, as beneficial and profitable as nitrgoen fertilizer is to crop ...

Nutrient Uses in the Plant

Memo

Nutrients play an important role in plant development.

o

Organic Soils

Brochure

Organic soils have some specific micronutrient problems, but with testing and more specific information about your sample(s), Midwest Laboratories will assist you in further interpretation.

p

P1P2 RELATIONSHIP

Brochure

Midwest Laboratories run the standard Bray phosphorus tests, also known as the P1 and P2 tests on soil.

Physical Characteristics of Soil III

Memo

Soil structure can influence pore space in soil and the ease in which air, water and roots can move through the soil.

Plant Analysis Methods

Memo

Some differences in analytical results could be due to the methods used for the analysis. These are the methods used by Midwest Laboratories.

Plant Parasitic Nematode Analysis

Memo

A plant parasitic nematode assay result will be reported by genus and will also show numbers of all nematodes recovered.

Plant Parasitic Nematode Permit

Memo

This document should accompany soil samples that are being sent in for plant parasitic nematode testing.

Plant Tissue Analysis

Brochure

Analysis This publication provides general information on how to best utilize plant tissue analysis. We combine information gained from plant and soil analysis data to better our decisions for soil and plant nutrients. For additional information about taking plant tissue samples and submission to Midwest ...

Plant Tissue Sampling Guide

Brochure

Modern agriculture demands top yields... and quality yields. Additionally, you demand profitable yields. In satisfying these demands, plant tissue analysis has become a valuable crop production tool. Top quality and profitable yields, unfortunately, don't just happen. Many factors need to be considered... like adequate moisture ...

Pre-Sidedress Late Spring Nitrate Test

Memo

The late Spring PSNT test on soils is used to aid with profitable corn production and nitrogen management.

Process and Chemistry of Composting

Memo

Landfills are no longer the first choice for disposal so composting has become a renewed interest.

Purpling in Corn

Brochure

Purpling in corn is only one outward indicator of stress, and determining what caused the purpling can be difficult to sort out.

r

Recommendation Guide for Midwest Soil Test

Brochure

Phosphate and Potash recommendation guide for Midwest Laboratories soil tests.

Recommendation Guide for Midwest Soil Test

Brochure

Comparison of corn, soybeans, alfafa, sunflowers and sugar beets.

s

Salmonella in Soils

Brochure

Salmonella can be transferred from birds & mammals defecating, and then having that raw or unprocessed manure spread onto fields.

Schedule of Fees 2017

Memo

The 2017 Schedule of Fees contains a wide array of Midwest Laboratories analysis offerings. Prices are subject to change without notice.

Silicon’s impact on soil fertility

Memo

Silicon has not been defined as an essential substance; it may have been overlooked as essential since it is difficult to have a growing situation without silicon present in either soil or hydroponically. For the complete story click the download link below.

Sludge Sampling Method

Brochure

When sampling sludge, extra precautions should be taken to ensure safe handling and accurate sampling.

Small Grain Plant Food Uptake and Related Stages of Plant Development

Brochure

Understanding plant nutrient uptake during plant development stages can assist with better yield production.

Soil Analysis – Factors Effecting Irregularities

Brochure

Several factors can influence irregularities in soil analysis. Depth variations, combining samples with different soil areas or different historical liming are just a few of the factors.

Soil Analysis Methods

Brochure

Some differences in analytical results could be due to the methods used for the analysis. These are the methods used by Midwest Laboratories.

Soil and Fertilizer Management Considerations for Soils Excess in Magnesium

Brochure

Soils excess in magnesium may limit potassium uptake, and certain soil management

Soil Auto Submit Instructions

Memo

This document contains a walk-through of the soil auto submit system. It provides instructions on how to identify samples, order tests, and request recommendations for surface and sub-soil samples so that the lab can report the information you need to maximize your crop yield.

Soil Cation Exchange Capacity (C.E.C.)

Brochure

The lightness or heaviness of a soil, or soil texture, can be learned from the cation exchange capacity of the soil.

Soil Compaction

Brochure

Compaction can have many effects on soil. While a compacted condition can be naturally occurring, management is the cause of most compaction.

Soil Lead Facts

Brochure

The biggest risk of lead exposure is through eating or swallowing contaminated dirt. Young children are at the highest risk for this exposure.

Soil Probe Lubricant

Memo

Taking soil samples can be made easier by lubrication of the probe, especially for wet soils and high clay content soils. The soil can stick to the probe and stop the soil from being released from the probe or make it difficult for the probe ...

Soil Sampling – Cut Your Time and Improve Accuracy

Brochure

Efficient soil sampling will cut your sampling time and improve accuracy.

Soil Sampling Guide

Brochure

Properly collecting soil samples is the most important step in any nutrient/soil amendment management program. Soil sampling should reflect tillage, past fertilizer/soil amendment placement, cropping patterns (and correcsponding irrigation requirements), soil type (including drainage and slope characteristics) and perhaps old field boundaries (such as old ...

Soil Sampling Procedures

Memo

1. Divide your field into areas which have the same soil type. 2. Sampling areas may range from 20-60 acres depending upon the consistency of the ground. 3. Smaller areas can be used for trouble spots ...

Soil Sampling with a History of Fertilizer Bands

Brochure

Soil sampling strategies can effectively deal with a history of bands applied to the soil.

Soil Test Interpretations

Brochure

Understanding your soil analysis can be achieved with the basic soil test interpretation guide.

Soil Test Methods: A Comparison of Midwest Labs Traditional Methods with Mehlich 3 Extraction

Memo

We compare the P1 Bray Colormetric, Neutral Ammonium Acetate ICP, and DTPA ICP methods to Mehlich III ICP analysis for Phosphorus, Cations (K, Mg, & Ca), and micronutrients (B, Cu, Fe, Mn, & Zn) respectively. The analysis was compared on 664 samples from the Midwest ...

Soil: Getting the Lead Out

Brochure

Soil naturally presents trace amounts of lead. But contamination results from peeling of lead based paint from the exterior of older homes, as well as from emissions from vehicles that once used leaded gasoline.

Sorghum Percent Plant Food Uptake

Brochure

Using the plant food uptake guide for sorghum, you can use the information to guide upcoming growth stage expectations.

Soybean Percent Plant Food Uptake

Brochure

Oil seed crops generally follow a different nutrient uptake pattern than grass crops like corn.

Sulfur and Micronutrient Recommendation – A Basic Interpretation

Brochure

Most workers agree that sulfur is both beneficial and profitable on sandy soils. Several soil conditions affect crop responses to micronutrients.

Sulfur Recommendations Based on ICAP Sulfur Analysis

Brochure

Sulfur is an essential nutrient for crop production and yield response to sulfur fertilizer varies greatly.

Sulfur Test – An Interpretation

Brochure

Soil Sulfur levels can be affected by differences in soil texture, irrigation water, types of irrigation, soil drainage, sodium levels, and history of sulfur fertilization.

t

Table of Ratings

Memo

A guide showing the ratings used on soil analysis reports and the levels for each rating.

Textures Estimating for Soil by Cation Exchange Capacity Determination

Memo

Soil texture can be estimated from the cation exchange capacity, however for a more accurate determination, run a soil texture by hydrometer.

Top 10 Reasons for Nodulation Failure in Legumes

Memo

If your forage legumes are stunted and yellow and generally exhibit signs of nitrogen deficiency, the problem may be nodulation failure.

u

Understanding Manure Recommendations

Brochure

Understanding your manure analyses is necessary to determine the rates of application to increase yields.

Understanding Soil Test Results

Video

Part 1: CEC, Organic Matter, Soil pH, & Buffer Index Part 2: Phosphorus, Potassium, Other Cations, & %Base Saturation Part 3: Nitrate, Sulfur, & Micronutrients

USDA Plant Import Permit

Memo

Midwest Laboratories  USDA Plant Import Permit

USDA Soil Import Permit

Memo

Midwest Laboratories USDA Soil Import Permit.

Using Activated Charcoal

Memo

For questions on where to obtain activated charcoal, contact your local chemical supplier, or the agronomic staff at Midwest Laboratories.

Using Laboratory Analysis to Maximize Yield

Brochure

An agricultural testing laboratory offers many different types of analyses to help growers, ag retailers, and crop consultants maximize yields and economic returns. This document provides an overview of the types of analyses useful for crop production in a typical Midwestern corn-corn or corn-soybean rotation ...

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Wheat Growth Stages

Brochure

Knowing the growth stage of your wheat plant can assist in proper plant tissue sampling and soil management practices.

Why Grid Sample?

Brochure

Grid sampling is used to identify areas that need additional fertility as well as those areas that do not.

Winter Soil Sampling – Pros and Cons

Brochure

When is the best time of the season to collect soil samples? Here we discuss the advantages and disadvantages of winter soil sampling.