#1 super app for growers & researchers, from seed to harvest

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How To Use Smartphone To Increase Strawberry Yield

Not all strawberry farms get huge profits out of their strawberry yields. Find a list of things you need to know to grow more strawberries and increase your revenue.

YIELD PREDICTION

12 mins read

4 Methods How To Measure Leaf Area

The simplest task of leaf area measurement becomes a headache if you have dozens or hundreds of leaves. We explained in details four popular methods how to get leaf area.

SPECIFIC LEAF AREA

8 mins read

Petiole Calibration Pad: How Can I Get It For Free?

Get the calibration pad - this is a task number one, if you want to measure leaf area effectively and accurately with mobile application Petiole. How to get calibration pad for free?

SPECIFIC LEAF AREA

5 mins read

How To Measure Leaf Area With ImageJ?

Probably, you’ve heard about the battle between Petiole Pro and ImageJ. However, if not – soon you will get more details about this. As of now, it is the right time to start with ImageJ.

SPECIFIC LEAF AREA

3 mins read

Total Leaf Area Measurements And Higher Accuracy

Petiole Pro has new features to make your agriculture research more data-driven. Leaf area measurements now have higher accuracy than before.

SPECIFIC LEAF AREA

3 mins read

Calibrate Camera in Petiole Not Working (FIXED)

Calibrate camera in Petiole seems to be difficult tasks for plant scientists. However, it's not and we have one more proof for this!

SPECIFIC LEAF AREA

1 min read

Leaf Surface Area: Why And How to Measure?

A scientist who studies plants repeatedly faced with a need to measure leaf surface area. But why is this knowledge important?

SPECIFIC LEAF AREA

4 mins read

Benefits Of Leaf Area Measurement

Benefits of leaf area measurement are obvious if you need to work with hundreds or thousands leaves to calculate leaf area

SPECIFIC LEAF AREA

3 mins read

How To Measure Plants In Field Conditions?

Sure, lab equipment and convenience of controlled environment add obvious benefits to the agricultural research. At the same time, only field conditions can demonstrate the existing situation in your experimental plot.

SPECIFIC LEAF AREA

2 mins read

How To Get Measuring Stand For Petiole App?

Measuring stand for Petiole is the thing, frequently asked in Google and via our email. That's why, we decide to explain this topic in more details.

SPECIFIC LEAF AREA

3 mins read

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Measuring Area Of 10 Leaves In Just 10 Seconds? Easy!

Measuring area of 10 leaves seems to be not a too difficult task. However, in terms of time, it can be extremely time consuming.

SPECIFIC LEAF AREA

2 mins read

How To Make Curly Plant Leaves Flat

Making curvy plant leaves flat is a difficult task. However, we know easy ways how to cope with this problem in crop research.

SPECIFIC LEAF AREA

1 min read

Petiole Pro in Action: Fascinating Spinach

Petiole Pro in Action tells about case studies, when our mobile app helps to accurately measure plant traits. Today we speak about spinach 🌱

SPECIFIC LEAF AREA

1 min read

Petiole App in Action: Black Currants

Black currants are edible berries in focus of many researchers. Today we measure leaf area and chlorophyll content of these leaves.

SPECIFIC LEAF AREA

1 min read

Petiole App in Action: Apple Trees

Apple trees are everywhere. In fact, they are cultivated worldwide and are the most widely grown species. How to grow them efficiently?

SPECIFIC LEAF AREA

1 min read

Optimizing Rice Yield - The Essential Guide to Measuring Leaf Area of Paddy

Understanding the size and health of rice leaves is a vital component in maximizing your rice yield. By following our comprehensive guide, you'll discover simple yet effective steps to optimize your paddy crop and ensure a bountiful harvest

SPECIFIC LEAF AREA

6 mins read

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The Ultimate Guide to Leaf Area Index

Leaf Area Index (LAI) can give a clue to the most of the magic in the plant and its development. What's important about LAI?

LEAF AREA INDEX

5 mins read

Fractional Vegetation Cover as an Alternative for Leaf Area Index

Fractional Vegetation Cover (FVC) is an important indicator of greenness and has a strong correlation with green biomass. Simultaneously, it is the key trait of interest for characterizing crop growth status in crop breeding and precision management.

LEAF AREA INDEX

4 mins read

How to Measure Leaf Area Index with Petiole App?

How to measure leaf area with Petiole App? This is a question for many agriculture scientists who don't want to waste time with other methods.

LEAF AREA INDEX

3 mins read

Dark Green Colour Index (DGCI): A New Measurement Of Chlorophyll

Dark Green Colour Index (DGCI) is a new synonym for SPAD chlorophyll content meter. Can it help you to estimate greenness of your crops?

LEAF CHLOROPHYLL

3 mins read

Chlorophyll Content Measurement: Why and How?

Chlorophyll content measurement is an important parameter for plants' health. But why? And how to make chlorophyll content measurement?

LEAF CHLOROPHYLL

3 mins read

How To Use Chlorophyll Content Meter In Smartphone?

Chlorophyll content meter is a useful tool but expensive tool for agronomists and crop scientists. Is there any cheaper but good alternative?

LEAF CHLOROPHYLL

2 mins read

How to identify Nitrogen Deficiency without SPAD

Nitrogen deficiency is one of the most common plant disorders. It affects mostly green plants and manifests itself in a light yellowish-green leaf colour, followed by pale or white stems.

LEAF CHLOROPHYLL

2 mins read

Lack of Nutrients in Plants: What to Do About It

Lack of nutrients in plants is a major issue that needs to be addressed.

LEAF CHLOROPHYLL

3 mins read

Ground-Truthing Leaf Area For Drone NDVI Plant Health Analysis

Explore the significance of accurate ground-truth measurement of leaf area in enhancing drone-based NDVI evaluations and plant health insights. This guide dives into the interplay between hands-on measurements and aerial imaging, paving the way for precision agriculture.

3 mins read

How Petiole Helped WSL Calculate Leaf Area Ratio For Their Forest Research

The Swiss Federal Institute for Forest, Snow and Landscape Research is concerned with the use, development and protection of natural and urban spaces. The focus of WSL research is on solving problems to do with the responsible use of landscapes and forests and a prudent approach to natural hazards, especially those common in mountainous countries.

4 mins read

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Drought Resistance of Alfalfa

Scientific interest in drought resistance of alfalfa was always huge. Considering the progressive decline in water supply available for irrigation there is a critical need to develop alfalfa cultivars with improved drought resilience.

3 mins read

The Secret Of Better Yield Of Chinese Broccoli In Hydroponic

Growers of Chinese broccoli in hydroponic culture know that this crop is very special in terms of its requirements for the environment. Particularly, it is important to assess the most relevant ratio of ammonium and nitrate to determine the characters that have high heritability values.

3 mins read

What Is PQQ for Plant Growth And Development of Groundnut?

Scientists are focused on effective monitoring of plant growth and development of groundnut, particularly, in extreme environmental conditions to get peanut genotypes, which are better responsive to the stress. Indeed, we are excited that Petiole Pro helps to get accurate measurements about groundnut plants.

4 mins read

Evaluation Methods Of Estimation of Young Apple Trees Leaf Area

We made apple trees leaf area evaluation with mobile application Petiole for Android. In this article we share the results of the research.

5 mins read

How To Calculate NDVI Pixel Values

The task to calculate NDVI pixel values of a particular location isn't simple for people who have never work with these specific type of maps.

5 mins read

Full List of Disadvantages in Agriculture Drones

Disadvantages of agriculture drones isn't an extremely popular topic. But they definitely exist and may impact on in-field crop monitoring.

3 mins read

5 Reasons to Use Drones in Agriculture

Drones in agriculture are not a piece of big news and there are many successful case studies. What are the main areas of use in agriculture?

4 mins read

Drones and Sugar Beet: Case Study

In this case study we will consider a practical application of unmanned aerial drones on sugar beet fields. The fields are based in Ukraine.

4 mins read

Petiole Pro may become a good supplement for your crop scouting or forest assessment with drones and NDVI

1 min read

Try PetiolePro For Free:

No obligations, no contracts, uninstall at any time.

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.