Calagem App

500+
Downloads
Content rating
Everyone
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About this app

The Calagem App is your assistant 🙋 for calculating recommendations on the Need and Quantity of Acidity Correctives.

Now also with the Gypsum Application module. That's right, FOUR methods for Gypsum Application Needs and soon Gypsum Quantity. Stay tuned!!!

With the Calagem App you perform the calculations and generate a shareable PDF recommendation for your friends and clients via social networks, and you also get the fertigram module 🎁 as a bonus 🎁 for a more dynamic diagnosis of the Soil Fertility status.

🆕🆕🆕 Unit Conversion 🆕🆕🆕
We recently launched the option to CONVERT the units of your soil analysis data in the Calagem App. This little brown thing is getting better every day 🤎🤎🤎 And in addition to unit conversion, we also changed the look. Be sure to check it out!!! 🤩🤩🤩

Below is a list of features, and don't waste time! Take advantage of the promotional price (only R$ 49.00 in a single payment) and get access to all future updates at no additional cost.

In the Calagem App you will find:

🎁 Soil fertility status assessment via fertigram!

I - Seven!!!! There are seven methods for calculating liming needs:
🌴Base Saturation (Raij, 1981)
🌾Aluminum Neutralization and Ca + Mg Elevation (CFSEMG, 1989)
🍅Aluminum Neutralization and Ca + Mg Elevation (Alvarez V. and Ribeiro, 1999)
🍏Guarçoni, Alvarez and Camilo Algorithm (2007)
🌱Ca and Mg Balance indicating desired % in Soil CEC (via limestone mixtures)
🥔Teixeira, Alvarez V. and Neves Algorithm (2020)
🥦Rio de Janeiro State Liming Method (Freire, 2013)
🥦SMP Index Method for RS and SC

II - Five calculation methods for the amount of Limestone:
🧅 Per planting hole
🥕 In furrows (Rectangular)
🍇 In furrows (Triangular)
🌳 Per plant
🍓 In total area

III – Four methods for calculating gypsum application needs
🌱 Alvarez et al. (1999)
🌱 Sousa and Lobato (2004)
🌱 Caires and Guimarães (2018)
🌱 Vitti et al. (2008)

IV - Production of recommendations in PDF format
🟢With recommendation values
🟢Field for client identification
🟢Field for sample identification
🟢Calculation demonstration
🟢Field for identification of the responsible technician
🟢Field for signature of the responsible technician
🟢And option to share the PDF directly on social media

V - There is also the option to consult a table with information on:
🟢Base saturation required by the crop of interest
🟢Sum of calcium and magnesium indicated for the crop
🟢Maximum base saturation tolerated by the crop
Updated on
Jan 7, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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What’s new

📲 Pessoal, agora vocês podem usar o método SMP do RS e SC. Também liberamos o módulo de gessagem com as funções de necessidade de gessagem e quantidade de gesso

📲 No armazenamento de amostras você pode usar comandos de voz para informar os dados, além da digitação manual

📲 Agora você pode nomear seus pdfs antes de compartilhar e também salvar em seu dispositivo.

📲 Ampliamos o armazenamento de amostras para 10.

App support

About the developer
DANILO ANDRADE SANTOS
danilo_as@live.com
Benedito Teixeira Leão 65 Centro ALEGRE - ES 29500-000 Brazil

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