Seed Rate

Agriculture Math & Calculations Credits / request: 1

Calculates seed quantity from area and crop defaults or row spacing.

GET https://api.apikodu.com/api/v1/agriculture/seedrate

Documentation

Overview

Seed amount (kg). User rate, spacing formula or table default.

Authentication

Every request requires the x-api-key header. Credits used and remaining quota are returned in response headers (x-api-credits-used, x-api-remaining-credits, x-rate-limit-*).

Request

GET https://api.apikodu.com/api/v1/agriculture/seedrate?area=50&areaUnit=da&crop=wheat

Query string.

Parameters

Name	Type	Required	Default	Options	Description
`area`	number	* Required	—	—	Area.
`areaUnit`	string	Optional	`da`	`da` `dekar` `donum` `ha` `are` `m2`	Area unit.
`crop`	string	Optional	—	`wheat` `barley` `maize` `sunflower` `cotton` `potato` `tomato` `rapeseed` `oats` `rye` `sugarbeet` `grape` `apple` `chickpea` `lentil`	Crop code. Required without rate/spacing.
`seedKgPerDecare`	number	Optional	—	—	User kg/da.
`rowSpacingCm`	number	Optional	—	—	Row spacing cm.
`plantSpacingCm`	number	Optional	—	—	Plant spacing cm.
`germinationPercent`	number	Optional	—	—	Germination %.
`thousandSeedWeight`	number	Optional	—	—	Thousand seed weight g.

Response

Name	Type	Description
`seedKg`	number	Total seed kg = seedKgPerDecare × areaDecares.
`seedKgPerDecare`	number	Seed kg per decare. User rate, spacing formula or table default.
`plantsPerM2`	number	Plants per m² for the spacing formula. Null for other formulas.
`areaDecares`	number	Area in decares (da). 1 da = 1000 m².
`crop`	string	Normalized crop code. Null if omitted.
`formula`	string	user-rate: seedKgPerDecare was set. spacing: row/plant spacing. table-default: crop table.
`method`	string	Calculation method. seedrate for this API.
`source`	string	user: dailyTemps or et0Mm. db: tarim_hava cell.
`disclaimer`	string	Decision-support disclaimer. Not agronomic advice or a prescription.

Errors

HTTP	code	Description
`400`	`-252`	area missing/≤0 or areaUnit is invalid.
`400`	`-250`	crop is required (without rate/spacing) or crop is unknown.
`400`	`-249`	seedKgPerDecare is negative, or none of rate/spacing/table default is available.
`401`	`-100`	x-api-key is missing, empty, malformed, inactive, banned, expired, IP-restricted, or not allowed for this API.
`429`	`-221`	Per-minute request limit exceeded. Response headers: x-rate-limit-limit, x-rate-limit-remaining, x-rate-limit-reset.
`429`	—	Package credit quota cannot cover this request. Body may be { error, limit, currentUsage, requestCost } (no code field).
`500`	`-1`	Unexpected server error. message is a generic error text without technical details.

Notes

Success body is { data: { ... } }. Error body is { code, message }. code is an ApiResponseCode enum value (negative integer).

Sample response

{
  "data": {
    "seedKg": 1000.0,
    "seedKgPerDecare": 20.0,
    "plantsPerM2": null,
    "areaDecares": 50.0,
    "crop": "wheat",
    "formula": "table-default",
    "method": "seedrate",
    "source": "user",
    "disclaimer": "Decision support only. Not agronomic advice."
  }
}

Code samples

  
      const response = await fetch('https://api.apikodu.com/api/v1/agriculture/seedrate', {
        method: 'GET',
        headers: {
          'x-api-key': 'YOUR_API_KEY'
        }
      });

      const data = await response.json();
      console.log(data);

  
      import requests

      headers = {
          'x-api-key': 'YOUR_API_KEY'
      }

      response = requests.get('https://api.apikodu.com/api/v1/agriculture/seedrate', headers=headers)
      print(response.json())

  
      using var client = new HttpClient();
      client.DefaultRequestHeaders.Add("x-api-key", "YOUR_API_KEY");

      var response = await client.GetStringAsync("https://api.apikodu.com/api/v1/agriculture/seedrate");
      Console.WriteLine(response);

  
      $response = file_get_contents('https://api.apikodu.com/api/v1/agriculture/seedrate', false, stream_context_create([
          'http' => [
              'header' => "x-api-key: YOUR_API_KEY"
          ]
      ]));

      print_r(json_decode($response, true));

  
      curl -X GET 'https://api.apikodu.com/api/v1/agriculture/seedrate' \
        -H 'x-api-key: YOUR_API_KEY'

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