Relationships between normalized difference vegetation index and visual quality in cool‐season turfgrass: II. Factors affecting NDVI and its component reflectances

DJ Bremer, H Lee, K Su, SJ Keeley - Crop science, 2011 - Wiley Online Library
Normalized difference vegetation index (NDVI, computed as [near infrared (NIR)–
Red)]/[NIR+ Red]) may provide an objective means to evaluate visual quality of turfgrass …

Rooting characteristics and canopy responses to drought of turfgrasses including hybrid bluegrasses

K Su, DJ Bremer, SJ Keeley, JD Fry - Agronomy Journal, 2008 - Wiley Online Library
Drought stress is common among cool‐season turfgrasses during summer in the US
transition zone. A 2‐yr field study was conducted near Manhattan, KS, to evaluate rooting …

Relationships between normalized difference vegetation index and visual quality in turfgrasses: Effects of mowing height

H Lee, DJ Bremer, K Su, SJ Keeley - Crop Science, 2011 - Wiley Online Library
Canopy spectral reflectance may provide an objective means to evaluate visual quality of
turfgrass, but evaluations of quality may be confounded by cultural practices that affect …

Relationships between normalized difference vegetation index and visual quality in cool‐season turfgrass: I. Variation among species and cultivars

DJ Bremer, H Lee, K Su, SJ Keeley - Crop science, 2011 - Wiley Online Library
Canopy spectral reflectance may provide an objective means to evaluate visual quality of
turfgrass, but evaluations of visual quality may be confounded by differences in reflectance …

A comparative study of the water budgets of lawns under three management scenarios

NS Bijoor, DE Pataki, D Haver, JS Famiglietti - Urban Ecosystems, 2014 - Springer
The fate of irrigation in urban ecosystems is highly uncertain, due to uncertainties in urban
ecohydrology. We compared irrigation rates, soil moisture, evapotranspiration (ET), stomatal …

Using hyperspectral radiometry to predict the green leaf area index of turfgrass

N An, AL Goldsby, KP Price… - International Journal of …, 2015 - Taylor & Francis
The green leaf area index (LAI) is an important indicator of the photosynthetic capacity of
turfgrass canopies. The measurement of LAI is typically destructive and requires large plots …

Improving soil moisture assessment of turfgrass systems utilizing field radiometry

TL Roberson, MJ Badzmierowski, RD Stewart… - Agronomy, 2021 - mdpi.com
The need for water conservation continues to increase as global freshwater resources
dwindle. Turfgrass mangers are adapting to these concerns by implementing new tools to …

Mowing and drought effects on a hybrid bluegrass compared with a Kentucky bluegrass

K Su, DJ Bremer, SJ Keeley, JD Fry - … Turfgrass Society Research …, 2009 - krex.k-state.edu
Hybrid bluegrasses (HBG) resemble Kentucky bluegrass (Poa pratensis L.)(KBG) but HBG
may have greater heat and drought tolerance. Little is known about the performance of HBG …

[PDF][PDF] Rooting characteristics and responses of photosynthesis to irrigation deficit of two hybrid bluegrasses, Kentucky bluegrass, and tall fescue

K Su, DJ Bremer, SJ Keeley, JD Fry - Agronomy journal, 2008 - krex.k-state.edu
Drought stress is common among cool-season turfgrasses during summer in the US
transition zone. A two-year field study was conducted near Manhattan, Kansas, USA, to …

Effects of localised liquid fertilization of N, P, K and Ca on root development in Zoysia matrella, Cynodon dactylon and Stenotaphrum secundatum

LF Ow, MLM Yusof - Weed & Turfgrass Science, 2018 - koreascience.kr
Turfgrass species were evaluated for their rooting and foliar characteristics, and their
interaction with the soil. The rooting system was divided into three compartments, one above …