Category: Petiole

How to make reference to Petiole mobile app?

Posted by Published on September 17, 2019

Recently we got a question from the customer of Petiole mobile application related to his need to refer to the app in his dissertation. He was doing research in agriculture science and needed to quote Petiole as an instrument of leaf area measurement. Petiole is already featured by two scientific articles: Hrytsak, L. R., Herts, A. I., Nuzhyna, N. V., Cryk, M. M., Shevchenko, V….

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We get many questions about fixing a problem of camera calibration at Petiole, mobile application for specific leaf area measurement. That’s why we decided to suggest two general solutions for this issue. Solution 1 – Update your Petiole app You must go to the Petiole app page at Google Play Market and check for any updates. We try to fix different problems, appearing in the…

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How to measure leaf area with smartphone?

Posted by Published on February 7, 2018

[embedyt] https://www.youtube.com/watch?v=trKJ_GPXHYw[/embedyt] In this video we made a brief how to measure leaf area with a smartphone and a mobile application Petiole. It clear shows that specific leaf area measurement is not a problem and even to measure total leaf area is not an issue – less than in a minute with nothing special. Only Petiole and its Petiole kit (measuring stand and calibration pad)…

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The analysis of the three measurement methods of leaf blade area of young bi-axis apple trees on rootstock 54-118 was made. High accuracy of the measurement results by a method of area calculation within a leaf contour on millimeter graph paper (31, 21 sq.cm ) and with help of a method of computer sight using application “Petiole” on Smartphone with operational system Android (31, 28…

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Making leaves flat for measurement

Posted by Published on January 20, 2018

Simple answers to really difficult practical questions in agriculture and ecology. Surely, with Petiole :). If you have ever tried to measure leaf area of wheat, soybean or pear, share your experience with us! We suggest you can tell how “easy” it was to make the surface of leaves flat and not curvy. Considering our hands-on experience, it is almost impossible particularly in wheat and…

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Petiole at Global Entrepreneurship Summit 2017

Posted by Published on November 28, 2017

Namaste! We are terrifically delighted to be among participants of 2017 Global Entrepreneurship Summit in Hyderabad, India. This year’s Summit is highlight the theme Women First, Prosperity for All, and focuses on supporting women entrepreneurs and fostering economic growth globally. Petiole is directly involved in STEM and making agriculture entrepreneurship closer to women worldwide. Hence, we are here to plan our next milestones :). But…

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Petiole at REAP 2017

Posted by Published on November 7, 2017

Today we got a priceless opportunity to represent our project at REAP 2017, organized by Agri-Tech East. Our CEO Maryna Kuzmenko successfully completed these mission.

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A one-day workshop to practice the technique of leaf area measurement with Android mobile application Petiole was organized by the Department of Fruit and Viticulture of the Faculty of Fruit and Vegetables, Ecology and Plant Protection at Uman National University of Horticulture. This is truly the scientific center of the modern agricultural education of Ukraine. Established in 1844, this University is one of the oldest universities…

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