Category: Petiole

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…

Read More

[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)…

Read More

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…

Read More

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…

Read More

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…

Read More

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…

Read More

On 18 October 2017, the Faculty of Chemistry and Biology of the Ternopil National Pedagogical University (TNPU) hosted a one-day interdisciplinary workshop on the theme of “Intellectual Information Technologies in Education and Science”. The workshop was designed to transfer knowledge and provide a new model for high‐quality, open interdisciplinary engagement between professionals in biology, informational technology and education.

Read More