available potassium

USAGE SUMMARY

The phrase "available potassium" is correct and usable in written English.
It can be used in contexts related to agriculture, nutrition, or chemistry, where the availability of potassium in soil or food is being discussed. Example: "The soil test revealed that there is a sufficient amount of available potassium for optimal plant growth."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

44 human-written examples

Soil factors indicated in arrows include Avail P (available phosphorus), Avail K (available potassium), pH, NO3– (nitrate nitrogen), TN (total nitrogen), TK (total potassium), TP (total phosphorus) and OM (organic matter).

AMB Express

The application of fertilizers followed a soil test of available potassium at the onset of vegetation.

European Journal of Agronomy

Soil fertility maps showed sufficient concentrations of soil available phosphorus and available potassium.

Soil and Tillage Research

The biochar also demonstrated 59% more available potassium than the manure with 1.6% of biochar mass as K2O.

Cornell University

Soil available potassium (K) was extracted with ammonium acetate and measured using flame photometry (HG-5, Yinze instrument equipment co. LTD, Shanghai, China)48.

Nature

Concentrations of total nitrogen, organic matter, available phosphorus, available potassium and pH levels were determined for each soil sample.

Forest Ecology and Management

Human-verified similar examples from authoritative sources

Similar Expressions

16 human-written examples

The chemical properties of soil were also significantly improved, including pH, cation exchange capacity, and the contents of organic matter, total and available nitrogen, potassium and phosphorus.

Journal of Integrative Agriculture

Directional exponential model for soil available phosphorus, potassium and pH and spherical model for soil organic matter was used to describe spatial autocorrelation.

Soil and Tillage Research

Available phosphorus, potassium and pH evaluated by radial basis function models (CRS, IMTQ and CRS, respectively) provide a more realistic picture of the structures of analyzed spatial variables in contrast to kriging and inverse distance weighting models.

Soil and Tillage Research

The soil samples were analysed for soil pH, soil organic carbon, calcium, total nitrogen, available phosphorus, potassium among others.

Environmental Systems Research

The data on available soil potassium at active tillering, panicle initiation and post-harvest stages is given in Table 6.

International Journal of Recycling of Organic Waste in Agriculture

Expert writing Tips

Best practice

When discussing soil health, specify the units of measurement (e.g. mg/kg) when reporting levels of "available potassium" to provide precise and useful information.

Common error

Avoid assuming that high total potassium content automatically translates to high "available potassium". Factors like soil pH and organic matter content greatly influence potassium's availability to plants.

Linguistic Context

The phrase "available potassium" functions as a noun phrase. The word "available" modifies the noun "potassium", indicating the portion of potassium that is accessible for use, especially in contexts like agriculture and biology. Ludwig AI examples confirm its use across varied scientific publications.

Expression frequency: Very common

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Encyclopedias

0%

Ludwig's WRAP-UP

The term “available potassium” is a frequently used and grammatically correct phrase, predominantly found within scientific literature. According to Ludwig AI, it describes the readily accessible portion of potassium, particularly vital in agricultural and biological contexts. While "potassium availability" serves as a close synonym, it's crucial to remember that high total potassium does not guarantee high availability. To ensure clear communication, always specify units of measurement when discussing levels of “available potassium”. The phrase is characterized by its formal and scientific tone, used to describe a specific chemical property, therefore mainly in the science context.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

potassium availability

This alternative directly names the property of being available, a more concise form.

accessible potassium

This focuses on the accessibility aspect of potassium rather than its general presence.

plant-available potassium

This specifies the availability of potassium for plant uptake.

soil potassium level

This refers to the measured quantity of potassium present in the soil.

potassium nutrient availability

It emphasizes that potassium is a nutrient and its availability.

extractable potassium

This highlights the capacity to remove or extract potassium from a medium, like soil.

soluble potassium

Highlights the soluble form of potassium that plants can use.

mobile potassium

This emphasizes the ease with which potassium can move within a system.

potassium content

Refers to the amount of potassium present, without specifically mentioning availability.

bioavailable potassium

Implies that the potassium is in a form that can be absorbed or utilized by living organisms.

FAQs

How is "available potassium" measured in soil?

Soil "available potassium" is commonly measured using methods like ammonium acetate extraction, followed by analysis with a flame photometer, which determines the concentration of potassium that is readily accessible to plants.

What factors affect "available potassium" in soil?

Soil pH, organic matter content, clay mineralogy, moisture levels, and the presence of other cations can significantly influence the amount of "available potassium" in soil.

What happens if there is not enough "available potassium" in the soil?

A deficiency of "available potassium" can lead to reduced plant growth, lower crop yields, and increased susceptibility to diseases. Correcting this deficiency may involve adding potassium-rich fertilizers or soil amendments.

What are some alternative ways to say "available potassium"?

Depending on the context, you could use terms like "potassium availability", "accessible potassium", or "plant-available potassium" to describe the potassium that plants can readily use.