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Pinnase proovivõtu nõuded Maine'is

Pinnase proovivõtu nõuded Maine'is

Osariigi eeskirjad: Maine'i muudetud seaduste 7. jaotis, 747. peatükk (toitainete käitlemise seadus). Osariigi juhised: Maine'i ülikooli mullaproovide võtmise juhised ja ühistu laiendusnõuanded.

Pinnaseproovide võtmine Maine'is: sagedus, pindala, sügavus ja südamikud

Kui tihti on vaja Maine'is mullaproove võtta?

Millal aastas peaks Maine'is mullaproove võtma?

Mitu aakrit Maine'is saab ühe mullaprooviga katta?

Kui sügavalt tuleks Maine'is mullaproove võtta?

Mitu südamikku läheb ühte mullaproovi Maine'is?

Mitu mullaproovi on vaja Maine'is 100-aakrisel põllul?

University of Maine soil sampling instructions and Cooperative Extension advice: Ühtlane 100-aakrine põld vajab vähemalt 13 liitproovi, millest igaüks ei ole suurem kui 8 aakrit, ja kokku vähemalt 195 südamikku, 15 proovi kohta.

Proovid ja südamikud igale väljaku suurusele

Soil sampling rules in Maine, with the exact wording of each source
Country / region Purpose / programme Time / frequency Area per sample Method Depth Cores Status and source
United States
MaineUnited StatesMaine only. Other states set their own rules.Soil tests in a nutrient management planMaine Nutrient Management Act, nutrient management plans (NMP)
  • Repeat The statute sets no interval; it requires soil test results in the plan. Maine DACF guidance: soil and manure tests in the plan updated at least every 5 years, each field soil tested at least once every 5 years.
Not specifiedNot specifiedNot specifiedNot specifiedConditional7 M.R.S. section 4204, Nutrient management plan (Maine Legislature)
Who it applies to, the exact wording and every source
Who it applies to
Farms that confine and feed 50 or more animal units at any one time, store or use more than 100 tons a year of manure not generated on the farm, are the subject of a verified complaint of improper manure handling, or store or use regulated residuals. Soil tests cover the land the plan designates for manure spreading or irrigation.
In force from
Under review
Legal text
Maine Revised Statutes Title 7, Chapter 747 (Nutrient Management Act), 7 M.R.S. section 4204, subsections 1-A(E) and 2

The wording in the source

Timing

Who it applies to

Sources

Sources re-checked every two months, last update October 2026. Reviewed by GeoPard editorial team.

MaineUnited StatesMaine only. Other states set their own rules.Routine soil fertility samplingUniversity of Maine soil sampling instructions and Cooperative Extension advice
  • Repeat At least once every three years; more often for problem areas or heavy nutrient use
  • Season Early spring after the frost is out, or fall before the ground freezes
Up to 8 acres per sample where past treatment and soil type are uniform. Separate samples for low spots, trouble spots, different soils and differently treated areas.Uniform sampling areas; keep a permanent field sampling map.Row crops or new seedings: plow depth, about 8 inches. Sod (hayfields, lawns): 3 to 4 inches. Tree crops: 12 inches.About 15 spots per sample areaOfficial guidanceMaine Soil Testing Service, Field and Soil Sample Information form, sampling instructions (PDF)
Who it applies to, the exact wording and every source
Who it applies to
Advice for Maine fields from the University of Maine. Not law.
Field identifiers
Label each container with the sample area and last name, matching the field sampling map and the form.
In force from
Under review
Legal text
Maine Soil Testing Service, sampling instructions (Field and Soil Sample Information form, 2018), and UMaine Extension Bulletin 2286

The wording in the source

Timing

Area per sample

Method

Depth

  • Areas in sod, such as lawns or hayfields, should be sampled to a 3-or 4-inch depth. Areas under tree crops should be sampled to a 12-inch depth.

    Form, Instructions, Depth

  • Areas to be planted to row crops or seeded down should be sampled to plow depth (or about 8 inches.)

    Form, Instructions, Depth

Cores

Field identifiers

Sources

Sources re-checked every two months, last update October 2026. Reviewed by GeoPard editorial team.

Ameerika Ühendriigid: föderaalsed reeglid ja kõik teised osariigid

Pinnase proovivõtu eeskirjad igas riigis

Teata aegunud nõudest: info@geopard.tech

Planeeri punktid kehtiva reegli järgi

Määrake proovi pindala, südamikud ja sügavus, mida teie reegel nõuab. GeoPard paigutab punktid ruudustikule või tsoonide kaupa, marsruudib jalutuskäigu, prindib sildid ja võtab plaani telefoni teel põllule kaasa.

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