NovoIzdaja oktobra 2026: Preoblikovanje sinhronizacije John Deere, omejitve minimalne in maksimalne hitrosti, območja poročil o donosu

Zahteve za vzorčenje tal v Tennesseeju

Zahteve za vzorčenje tal v Tennesseeju

Državne smernice: UT Extension, Testiranje tal za komercialne kmete.

Vzorčenje tal v Tennesseeju: pogostost, površina, globina in jedra

Kako pogosto je treba vzorčiti zemljo v Tennesseeju?

  • UT Extension, Soil Testing for Commercial Farmers Official guidance Continuous conventional row crops every 2 to 3 years. Double cropping, continuous no-till corn or cotton, and hay every 2 years. Continuous no-till soybeans only, and pasture, every 3 to 5 years. Tobacco and vegetables every year.

Kdaj v letu je treba vzorčiti zemljo v Tennesseeju?

Koliko hektarjev lahko pokrije en vzorec tal v Tennesseeju?

Kako globoko je treba odvzeti vzorce tal v Tennesseeju?

Koliko jeder gre v en vzorec tal v Tennesseeju?

Koliko vzorcev tal potrebuje 100-akrsko polje v Tennesseeju?

UT Extension, Soil Testing for Commercial Farmers: Za enotno 40-akrsko polje je potrebnih vsaj 10 sestavljenih vzorcev, vsak s površino največ 4 hektarjev, in vsaj 60 jeder skupaj, 6 na vzorec.

Vzorci in jedra za polja vseh velikosti

Soil sampling rules in Tennessee, with the exact wording of each source
Country / region Purpose / programme Time / frequency Area per sample Method Depth Cores Status and source
United States
TennesseeUnited StatesTennessee only. Other states set their own rules.Routine soil fertility samplingUT Extension, Soil Testing for Commercial Farmers
  • Repeat Continuous conventional row crops every 2 to 3 years. Double cropping, continuous no-till corn or cotton, and hay every 2 years. Continuous no-till soybeans only, and pasture, every 3 to 5 years. Tobacco and vegetables every year.
  • Season September to November, or March to April
A composite from an area of no more than 10 acres (4.05 ha). Grids of 2.5 or 5 acres are widely used.Whole field composite in a zigzag pattern, grid, or zones built from soil type, lime and fertilizer history and yield maps. Sample contrasting areas separately.6 inches (15.24 cm) for pH, P, K, Ca, Mg, micronutrients and organic matter. 12 inches (30.48 cm) for the corn pre-sidedress nitrate test.About 20 locations per composite. Six or eight cores per grid sample.Official guidanceUT Extension W 1194, Soil Testing for Commercial Farmers (PDF)
Who it applies to, the exact wording and every source
Who it applies to
Advice from the public land-grant university extension service for Tennessee. Not law.
In force from
Under review
Legal text
UT Extension W 1194, Soil Testing for Commercial Farmers (9/23)

The wording in the source

Timing

  • Soil samples can be collected at any time from September to November (fall) or March to April (spring).

    W 1194, When to sample?

  • Continuous Row Crops (conventional) … every two to three years.

    W 1194, How often should soils be tested?, item 1

  • Double-cropping Systems … every two years.

    item 2

  • Continuous No-till Soybeans (only) … every three to five years.

    item 3

  • Continuous No-till Corn or Cotton … every two years.

    item 4

  • Hay Systems … every two years.

    item 5

  • High-value Cash Crops (tobacco, vegetables) … annually.

    item 6

  • Pasture Crops … every three to five years.

    item 7

Area per sample

Method

  • The commonly used sampling methods include the composite/whole field, the grid, and the zone.

    W 1194, The Sampling Method

  • Areas of contrasting soils, problem spots, areas under different management within the same field, or portions of fields where crop response is significantly different should be sampled separately, provided the area can be fertilized separately.

    W 1194, Composite/Whole Field Method

  • Zones are developed based on knowledge about the field such as soil type, past lime and fertilization histories, yield maps

    W 1194, Zone method

Depth

Cores

Sources

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

Prijavi zastarelo zahtevo: info@geopard.tech

Načrtujte točke glede na pravilo, ki velja

Nastavite površino na vzorec, jedra in globino, ki jo zahteva vaše pravilo. GeoPard postavi točke na mrežo ali po conah, določi pot sprehoda, natisne oznake in načrt odnese na teren s telefonom.

Ustvarite načrt vzorčenja Oglejte si načrtovalec vzorčenja tal

Referenčni priročnik za načrtovanje, zgrajen na podlagi uradnih virov, ne pravnega nasveta. Veljajo pravila glede na jurisdikcijo, hranila, rabo zemljišč in program: pred terenskim delom preverite trenutno uradno besedilo in navodila svojega laboratorija.

wpChatIcon
wpChatIcon

    Zahtevaj brezplačno GeoPard predstavitev / posvet

    Zdravo








    S klikom na gumb soglašate z našimi Pravilnik o zasebnosti. Potrebujemo ga za odgovor na vašo zahtevo.

      Naročite se na


      S klikom na gumb soglašate z našimi Pravilnik o zasebnosti

        Pošljite nam informacije


        S klikom na gumb soglašate z našimi Pravilnik o zasebnosti

        Uporabljamo piškotke, da vam zagotovimo najboljšo možno uporabniško izkušnjo, prilagodimo vsebino naše spletne strani, analiziramo njen promet in vam prikazujemo ustrezne oglase.
        Poglejte naše Politika zasebnosti za več informacij.

        Sprejmi vse