CROP YIELD PREDICTION & BERRY COUNTING

Get accurate and instant forecast of your yield

That helps you to make the right decisions about your strawberry business. No expensive equipment required.

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Accurately counting strawberry blossom on your strawberry plants
so you'll have insights about what to expect in upcoming harvest.
10 Years in Business • 11 300 Users • 3 200 Hours of Engagement • 3 500 In-Field Sessions • 8 500 Measurements • 75 Mentions in Published Papers
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Petiole is trusted by 100+ organisations worldwide
Join the 11 234 visionaries who are actively using Petiole Pro to easily get leaf area measurements and their research & experiments out to the moon!
Студенти в 🇺🇦 Уманському національному університеті садівництва використовують Петіоль для вимірювання площі листової поверхні Students at 🇲🇽 Universidad Veracruzana  use Petiole Pro for plant health monitoring Researchers at 🇬🇧 Aberystwyth University use Petiole Pro for plant science research
Науковці у 🇺🇦 Тернопільському національному педагогічному університеті імені Володимира Гнатюка використовують Петіоль про для досліджень у сфері рослинництва Agristudents at 🇺🇸 University of California, Santa Cruz use Petiole Pro for monitoring of plant development PhD candidates in bioscience from 🇹🇷 Erciyes University use mobile application Petiole Pro for leaf area measurement Research staff at 🇮🇳 Indian Institute of Science uses mobile app Petiole Pro for measuring plant traits in plant phenotyping Bioscience researchers at 🇮🇩 Bandung Institute of Technology use Petiole Pro to check plant health with smartphone
Students at 🇩🇪 Humboldt University of Berlin use mobile app Petiole Pro for leaf area measurement with smartphone Researchers and technicians at 🇫🇷 Institut des Sciences des Plantes use mobile application Petiole Pro for understanding impact of biotic and abiotic stress on plants and crops Ученые 🇷🇺 Федерального научного агроинженерного центра ВИМ используют мобильное приложение Петиоль Про для исследований в ботанике и сельском хозяйстве Students at 🇺🇸 Purdue University get leaf area measurement with Petiole Pro to assess the effectiveness of vertical farming method for growers PhD researchers at 🇬🇧 The Queen's University of Belfast work on development of compounds for hydroponic and aquaponic farming and Petiole Pro helps them to assess crops and plant health Students at 🇮🇳 Institute of Himalayan Bioresource Technology measure leaf area with mobile application Petiole Pro Agristudents at 🇺🇸 University of San Diego apply measurement of leaf area with smartphone for tracking plant growth with Petiole Pro Plant Scientists from 🇨🇦 University of Alberta published a research paper in Frontiers in Plant Science and referenced Petiole Pro as the digital leaf area meter for non-destructive measurements
Laboratory plant technicians at 🇪🇬 Alexandria University use mobile application Petiole Pro to save time on routine plant health assessment tasks Undergraduate plant students at 🇮🇳 R. D. National College assess plant development with Petiole Pro to get data about the growth of the crops Research staff at 🇪🇹 Haramaya University investigates salinity tolerance in tomatoes using mobile app Petiole Pro to measure leaf area and chlorophyll content Tissue technicians at 🇸🇦 University of Hafr Albatin use Petiole pro mobile application for digital leaf area measurement Technicians and researchers at 🇦🇺 Australian National University estimate leaf area using mobile application Petiole Pro Bioscience researchers at 🇸🇬 National University of Singapore get LAI and specific leaf area measurements with Petiole Pro mobile app Agri researchers at 🇵🇭 Romblon State University experimenting with application of biochemicals on crops and measure results with Petiole Pro Biolab Technicians at 🇺🇸 Stockton University use Petiole Pro smartphone app to measure LAI and canopy cover index Biokinetics researchers at the 🇧🇴 Public University of El Alto measure leaf area with smartphone to track the plant growth Agriculture undergraduate students at 🇿🇦 University of Cape Town PhD candidates in bioscience at 🇮🇹 University of Pisa measure plant health characteristics with smartphone
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Not sure if Petiole Pro is right for your research? Ask us anything at our weekly AMA style webinar.

Talk to the team live, and evaluate if Petiole Pro is right for your research. Join Maryna Kuzmenko from Petiole Pro while she talks through Petiole's plant data collection solution providing the answers you need to make your decision.

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What's A Petiole...?
What exactly is the difference between a leaf area meter and Petiole Pro?
Petiole Pro is a mobile application and leaf area meter in a smartphone for scientist & farmers
Yes, Petiole Pro was created so that smart people like you, who don't have expensive equipment, can easily measure precise leaf area using only camera on a smartphone, to get more data for your experiment! Let me show you how it works:
1️⃣ Install app, take smartphone with you to the field or lab. Yes, the app works without internet connection!
2️⃣ Fix smartphone on needed height, calibrate camera and measure leaf area in a real-time.
3️⃣ Record measurements or save them right in the app.
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In less than 10 minutes, you can measure what would have taken you hours to do...
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"We used #petiole in today's land measurements. It has given us great convenience. It provided ease of measurement in the field instead of removing the plants from the soil and carrying them to the laboratory. Many thanks to the team that made the #petiole application."

— Ahmet SAY, Erciyes University Research Assistant

Here are a few other FAQs we get a lot:

How long does it take to process one video and count strawberry flowers?

It depends on the length of your video, its quality and the processing capacity of your smartphone. We recommend Google Pixel 6 as the benchmark device for strawberry flower count. Strawberry Flower Count works on other devices as well. However, it takes longer to count flowers, particularly, in videos with duration 25 – 30 seconds.

What is the maximum size of a video file with strawberry flowers?

We don’t have size limits for processing. However, the larger video is – the longer it takes to process. Hence, you need to plan this time spending in your schedule.

Are there any recommendations on how to record video?

Pay attention regarding the following recommendations: - Maximum use of daylight - Keep walking speed when recording the video - Camera must be carried on a distance of approximately one meter or more – all levels of fruits to be captured - One row per one video - Capturing ID of a row at the beginning and / or the end of the video - Most fruits must be in focus and not blurred

Can I use the video footage from the previous year for Strawberry Flower Count on Smartphone?

You can use any video footage with strawberry flowers captured directly by camera.

Is any video with strawberry flowers good for count?

In general, yes – any videos are good for counting strawberry flowers. For example, we took random videos from Youtube with relevant content and processed it. However, for the most accurate result, we recommend to follow some technical steps to record a set of video data for further processing.

I recorded a video in a greenhouse with LED grow lights. Can I count strawberry blossoms in this video?

Probably not. The light is important for this version of Strawberry Flower Count on the Smartphone. It is on its “baby stage” and cannot work with videos which are recorded in environments with LED grow lights.

Do you have a Strawberry Flower Count on Smartphone for iPhone?

As of February 2022, we don’t have Petiole Pro at the App Store and focus only on Android.

Shall I use vertically-oriented (portrait) mode or horizontally-oriented (landscape) mode on my smartphone?

Portrait mode is better and also try to record only one row (if there are more than one layer – it’s fine). Even if you’ll record horizontally-oriented video of one row it will be acceptable for further processing. However, if you walk and record two rows simultaneously, it will decrease the accuracy of count, overload processor and add visual content, not relevant for strawberry counting.

Need to know MORE about what PetiolePro can do for you?
Watch videos below to see more detailed information about these powerful features inside of your PetiolePro account:
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Petiole Pro offers the essential tools for accurately measuring various plant characteristics, including leaf area, leaf greenness, and counts of germination, root nodules, strawberry flowers, and blueberries. It also enables the measurement of length, width, diameter, and other characteristics of plant organs using a digital ruler. These capabilities facilitate the efficient completion of field experiments and Quality Assurance tasks.