Zahteve za vzorčenje tal v Mainu

Q: Kako pogosto je treba v Mainu odvzeti vzorce tal?

Zakon o upravljanju s hranili v Mainu, načrti upravljanja s hranili (NMP) (pogojno pravilo): Zakon ne določa časovnega razmika; v načrtu zahteva rezultate testov tal. Smernice DACF v Mainu: testi tal in gnoja v načrtu se posodabljajo vsaj vsakih 5 let, tla na vsakem polju se testirajo vsaj enkrat na 5 let. Navodila za vzorčenje tal Univerze v Mainu in nasvet Cooperative Extension (uradne smernice): Vsaj enkrat na tri leta; pogosteje za problematična območja ali veliko rabo hranil.

Q: Koliko hektarjev lahko pokrije en vzorec tal v Mainu?

Navodila za vzorčenje tal Univerze v Mainu in nasveti zadružnega podaljševanja tal (uradna navodila): Do 8 akrov na vzorec, kjer sta pretekla obdelava in tip tal enotni. Ločite vzorce za nizke predele, problematična mesta, različna tla in različno obdelana območja.

Q: Koliko vzorcev tal potrebuje 100-akrsko polje v Mainu?

V skladu z navodili za vzorčenje tal Univerze v Mainu in nasveti Cooperative Extension: Za enotno 40-akrsko polje je potrebnih vsaj 13 sestavljenih vzorcev, ki ne presegajo 2,4 hektarja vsak, in vsaj 195 jeder skupaj, 15 na vzorec.

Državni predpisi: Revidirani statuti Maina, naslov 7, poglavje 747 (Zakon o upravljanju s hranili). Državne smernice: Navodila za vzorčenje tal Univerze v Mainu in nasveti Cooperative Extension.

Vzorčenje tal v Mainu: pogostost, površina, globina in vzorci

Kako pogosto je treba v Mainu odvzeti vzorce tal?

Maine Nutrient Management Act, nutrient management plans (NMP) Conditional 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.
University of Maine soil sampling instructions and Cooperative Extension advice Official guidance At least once every three years; more often for problem areas or heavy nutrient use.

Kdaj v letu je treba v Mainu vzorčiti zemljo?

University of Maine soil sampling instructions and Cooperative Extension advice Official guidance Early spring after the frost is out, or fall before the ground freezes.

Koliko hektarjev lahko pokrije en vzorec tal v Mainu?

University of Maine soil sampling instructions and Cooperative Extension advice Official guidance 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.

Kako globoko je treba odvzeti vzorce tal v Mainu?

University of Maine soil sampling instructions and Cooperative Extension advice Official guidance Row crops or new seedings: plow depth, about 8 inches. Sod (hayfields, lawns): 3 to 4 inches. Tree crops: 12 inches.

Koliko jeder gre v en vzorec tal v Mainu?

University of Maine soil sampling instructions and Cooperative Extension advice Official guidance About 15 spots per sample area.

Koliko vzorcev tal potrebuje 100-akrsko polje v Mainu?

University of Maine soil sampling instructions and Cooperative Extension advice: Za enotno 40-akrsko polje je potrebnih vsaj 13 sestavljenih vzorcev, vsak s površino največ 2,4 hektarja, in vsaj 195 jeder skupaj, 15 na vzorec.

Vzorci in jedra za polja vseh velikosti

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 specified	Not specified	Not specified	Not specified	Conditional7 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 Results of soil and manure tests and an analysis of any off-farm nutrients planned for growing crops. These tests must be updated at least every 5 years; Maine DACF Nutrient Management Plans brochure (guidance, not the statute), What are some components of an NMP? Each field should be soil tested at least once every 5 years to determine P, K, Mg, Ca and pH levels. Maine DACF Manure Utilization Guidelines (guidance, not the statute), item b, Soil test each field Who it applies to Results of soil tests for land designated in the plan for manure spreading or manure irrigation; 7 M.R.S. section 4204(1-A)(E) A farm that confines and feeds 50 or more animal units at any one time; 7 M.R.S. section 4204(2)(A) A farm that stores or utilizes more than 100 tons of manure per year not generated on that farm; 7 M.R.S. section 4204(2)(B) A farm that is the subject of a verified complaint of improper manure handling; or 7 M.R.S. section 4204(2)(C) A farm that stores or utilizes regulated residuals. 7 M.R.S. section 4204(2)(D) Sources 7 M.R.S. section 4204, Nutrient management plan (Maine Legislature) Law Maine DACF, Nutrient Management Plans brochure (February 2016) Guidance Maine DACF, Manure Utilization Guidelines (PDF) Guidance 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 area	Official 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 Test your soil at least once every three years. Bulletin 2286, How often should I test the soil? You may want to test more often if you have a problem area or if you’ve applied lots of nutrients. Bulletin 2286 you should test soil well before the growing season, such as in early spring after the frost is out of the soil, or in the fall before the ground freezes. Bulletin 2286, What time of year should I test my soil? Area per sample In areas where past treatments and soil types are uniform, limit the sampling area to 8 acres in size. Form, Instructions, 3 Areas of Sampling Low spots, trouble spots, and areas with obvious differences in soil type should be treated as separate sampling areas. Also, areas that have been treated differently in the past should be sampled separately. Form, Instructions, 3 Areas of Sampling Method Make a permanent field sampling map for your reference when test results are returned. Form, Instructions, 3 Areas of Sampling Low spots, trouble spots, and areas with obvious differences in soil type should be treated as separate sampling areas. Form, Instructions, 3 Areas of Sampling 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 Take soil from approximately l5 different spots in the sample area. Form, Instructions, Take Representative Sample (the PDF prints "l5" with a lower-case L) Field identifiers The container from each sample area should be identified on the side with the identification of the sample area and your last name. Form, Instructions, 7 Label the Containers Be sure identifying names agree with your map of sample areas, so when test results are returned there will be no question of where the samples were taken. Form, Instructions, 7 Label the Containers Sources Maine Soil Testing Service, Field and Soil Sample Information form, sampling instructions (PDF) Guidance UMaine Extension Bulletin 2286, Know Your Soil: Testing Your Soil Guidance Sources re-checked every two months, last update October 2026. Reviewed by GeoPard editorial team.

Združene države: zvezna pravila in pravila vseh drugih držav

Predpisi o vzorčenju tal v vsaki državi

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Zahteve za vzorčenje tal v Mainu

Zahteve za vzorčenje tal v Mainu

Vzorčenje tal v Mainu: pogostost, površina, globina in vzorci

Kako pogosto je treba v Mainu odvzeti vzorce tal?

Kdaj v letu je treba v Mainu vzorčiti zemljo?

Koliko hektarjev lahko pokrije en vzorec tal v Mainu?

Kako globoko je treba odvzeti vzorce tal v Mainu?

Koliko jeder gre v en vzorec tal v Mainu?

Koliko vzorcev tal potrebuje 100-akrsko polje v Mainu?

The wording in the source

Timing

Who it applies to

Sources

The wording in the source

Timing

Area per sample

Method

Depth

Cores

Field identifiers

Sources

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