Asian Turfgrass Center

Two more things about clipping volume: timelines & ball roll

An animation of clipping volume through the year shows how I think of these data, and the relationship between clipping volume and green speed might be clearer if one thinks of clipping volume per mow.

Posted on June 3, 2018

This week I’ve thought of a couple things about #ClipVol. First is the way I think of the data. I’ve shared a lot of charts about clipping volume, and as this growing season gets underway in the northern hemisphere, I wondered if I could describe it on an animated chart.... [Read More]

"Relative to their own requirements, animals and microbes live in a carbon-rich, nitrogen-poor world"

Posted on June 1, 2018

I came across an interesting example as I was reading the ‘Internal Structure’ chapter in Joshua Schimel’s Writing Science. The example is a quotation from Nitrogen and Nature by Vitousek et al., and it has some relevance to the idea that carbon supplements applied to turfgrass soils would stimulate soil... [Read More]

Is carbon "the next frontier in fertilization?"

A new article in Crops & Soils discusses soil health, carbon fertilizer, and managing carbon. The conclusion is: "forget about fertilizing with carbon."

Posted on May 31, 2018

There is an interesting article about carbon by Bryan G. and Tyler J. Hopkins in the latest issue of Crops & Soils magazine. Here’s a quick summary, put together with a series of quotes from the article. Introduction “Plants are a factory of sorts whose product is carbon-containing sugar (C6H12O6)... [Read More]

The probability of a dollar spot epidemic

The Smith-Kerns Dollar Spot Prediction Model uses air temperature and relative humidity to give a probability that dollar spot disease will occur on turfgrass. Here's how it works.

Posted on May 30, 2018

I’ve written about reactive greenkeeping being at least a viable option, and have implied that it is preferable to proactive greenkeeping. With a little effort, one can get information (data) about the weather, the amount of water in the soil, the quantity of nutrients in the soil and the quantity... [Read More]

Turf stories as Twitter Moments

Posted on May 22, 2018

I’ve gathered some collections of tweets into moments for easy viewing in sequence. I previously arranged these on Storify, but that service has shut down. Here’s a quick description of these moments. Most important time of day for sun to reach turf I use a full year of weather data... [Read More]