> For the complete documentation index, see [llms.txt](https://docs.geopard.tech/geopard-tutorials/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.geopard.tech/geopard-tutorials/swe/agronomi/variabel-kalkgiva-baserat-pa-jordens-ph-data.md).

# Variabel kalkgiva baserat på jordens pH-data

Skapa en variabel giva-receptkarta för kalk från pH-skanningar, verifiera ekonomin och exportera sedan som SHP/ISOXML eller skicka till en maskin via integrationer.

## Skapa en variabel-dos (VRA) kalk Rx-förskrivningskarta från markens pH

Gör mark-pH-data till en maskinläsbar kalkapplikationskarta (Rx-förskrivning). Använd den för att bara kalka där avkastningen på investering är positiv.

### Interaktiv genomgång

{% @arcade/embed url="<https://app.arcade.software/share/b99IrB7wBzVDJu24MKFI>" flowId="b99IrB7wBzVDJu24MKFI" %}

### Ekonomiskt exempel (VR vs fast 7 000 lb/acre)

Detta exempel jämför variabel-dos-kalk med en enhetlig fast dos över fältet. Använd det som en snabb kontroll innan du exporterar Rx.

| Post                                | Värde                    |
| ----------------------------------- | ------------------------ |
| Fältarea                            | **33,91 ha**             |
| Genomsnittlig applicerad dos        | **6 348,2 lb/acre**      |
| Kalkpris                            | $**0,02 / lb** (\~$40/t) |
| Total kalk (beräknat)               | **523 853 lb**           |
| Materialkostnad (fält)              | $**10,477**              |
| Materialkostnad (per ha)            | **\~**$**309/ha**        |
| Besparing vs 7 000 lb/acre (totalt) | $**441.9**               |
| Besparing vs 7 000 lb/acre (per ha) | **\~**$**13,0/ha**       |

### Exportera kalk Rx-förskrivningen

* Exportera som ISOXML: [Exportera VRA-karta i ISOXML-format](/geopard-tutorials/swe/produktvandring-webbapp/exportera-ladda-ner/exportera-vra-karta-i-isoxml-format.md)
* Andra exportalternativ (SHP och mer): [Export / ladda ner](/geopard-tutorials/swe/produktvandring-webbapp/exportera-ladda-ner.md)


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