Abstract
New apps have changed the traditional way of learning and teaching; they are also applied as a quickly executed and effective method in agriculture. Soil-app is a web application with a friendly click-point interface built through packages lodged in R software. The app is an advanced model of an open-source platform to support teaching and learning activities in soil analyses and fertilizer recommendations. Soil-app includes soil test interpretation, soil amendment calculations (lime and gypsum), the fertilizer rate for the most important crops in Brazil, an NPK blend calculator, and NPK blend evaluation. It also includes experimental statistical analysis as applied to soil science. Soil-app is a user-friendly and high-performance tool, garnering fast adoption by both students and professionals. It is available for network use through the following link: http://www.genetica.esalq.usp.br/alogamas/R.html
Highlights
The app is an advanced model of an open-source platform to support teaching and learning activities in soil analyses and fertilizer recommendations
Correct interpretation of soil tests is required if soil acidity correction and fertilizer recommendations are to be successful
New software and tools have been developed in Brazil and other parts of the world, demonstrating the need for more user-friendly, low-cost, and accessible information regarding management of soil fertility and plant nutrition
Summary
Correct interpretation of soil tests is required if soil acidity correction and fertilizer recommendations are to be successful. Soil-app includes soil test interpretation, soil amendment calculations (lime and gypsum), the fertilizer rate for the most important crops in Brazil, an NPK blend calculator, and NPK blend evaluation. Our webapp comprises the following modules: physical and chemical soil test interpretation, different methods of liming and gypsum recommendation, NPK fertilizer recommendation, soil amendment scenario simulation, and statistical analysis tools for experiments in soil science.
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