Observer error in vegetation surveys: a review

LW Morrison - Journal of Plant Ecology, 2016 - academic.oup.com
Aims Vegetation sampling employing observers is prone to both inter-observer and intra-
observer error. Three types of errors are common:(i) overlooking error (ie not observing …

[HTML][HTML] A review of precision technologies for optimising pasture measurement on Irish grassland

DJ Murphy, MD Murphy, B O'Brien, M O'Donovan - Agriculture, 2021 - mdpi.com
The development of precision grass measurement technologies is of vital importance to
securing the future sustainability of pasture-based livestock production systems. There is …

[PDF][PDF] BOTANAL—a comprehensive sampling and computing procedure for estimating pasture yield and composition. 1. Field sampling

JC Tothill, JNG Hargreaves, RM Jones… - Tropical Agronomy …, 1992 - researchgate.net
This paper outlines a field sampling procedure combining estimates of species composition
and pasture yield. Composition can be estimated by the dry-weight-rank method or direct …

Evaluation and calibration of an automated rising plate meter for estimating dry matter yield of pasture

DF Earle, AA McGowan - Australian Journal of Experimental …, 1979 - CSIRO Publishing
An automatic rising plate meter called the Ellinbank Pasture Meter (EPM) was constructed
and evaluated at the Dairy Research Institute (Ellinbank) for measuring the dry matter …

Improvements to the dry‐weight‐rank method for measuring botanical composition

RM Jones, JNG Hargreaves - Grass and Forage Science, 1979 - Wiley Online Library
Two modifications have been made to the dry‐weight‐rank (DWR) method for measuring
botanical composition. One previous limitation of the method has been that it gives biased …

A comparison between feeding systems (pasture and TMR) and the effect of vitamin E supplementation on plasma and milk fatty acid profiles in dairy cows

JK Kay, JR Roche, ES Kolver, NA Thomson… - Journal of Dairy …, 2005 - cambridge.org
Unidentified constituents in fresh pasture increase milk fat cis-9, trans-11 conjugated linoleic
acid (CLA) concentration, and prevent milk fat depression, even though ruminal conditions …

A critical review of remote sensing and other methods for non‐destructive estimation of standing crop biomass

CJ Tucker - Grass and Forage Science, 1980 - Wiley Online Library
Several different techniques for the non‐destructive estimation of pasture or range biomass
are critically reviewed and compared to remote sensing methods. Similarities and …

A comparison of four methods of herbage mass estimation

M O'Donovan, P Dillon, M Rath, G Stakelum - Irish Journal of Agricultural …, 2002 - JSTOR
The objective of this study was to compare the accuracy of four non-destructive techniques
for estimation of herbage mass (HM) in swards rotationally grazed by dairy cows. Visual …

Quantitative map** of pasture biomass using satellite imagery

A Edirisinghe, MJ Hill, GE Donald… - International Journal of …, 2011 - Taylor & Francis
A knowledge of the amount of pasture biomass available in farm paddocks is crucial for
improving utilization and productivity in the Australian grazing industry. A method to …

[HTML][HTML] Effects of feeding legume-grass pasture and different concentrate levels on fatty acid profile, volatile compounds, and off-flavor of the M. longissimus thoracis

APB Fruet, F Trombetta, FS Stefanello, CS Speroni… - Meat Science, 2018 - Elsevier
Pasture-finished beef is becoming more popular among consumers due to concerns related
to fatty acid content and sustainable practices. The effects of finishing crossbred steers on …