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8 Results Found

  • Article
  • Open Access
12 Citations
3,114 Views
9 Pages

The Growth Response of Pasture Brome (Bromus valdivianus Phil.) to Defoliation Frequency under Two Soil-Water Restriction Levels

  • Javier García-Favre,
  • Ignacio F. López,
  • Lydia M. Cranston,
  • Daniel J. Donaghy and
  • Peter D. Kemp

8 February 2021

Pasture brome (Bromus valdivianus Phil.) has the potential to increase current levels of herbage production and pasture persistence in New Zealand dryland, well-drained soils. However, there is little literature on the effect of defoliation managemen...

  • Article
  • Open Access
19 Citations
4,793 Views
13 Pages

27 April 2020

The herbage mass and nutritional value of harvested forage are fundamental determinants of the production potential of pastoral systems. The objective of this study was to evaluate the growth dynamics and accumulated herbage mass expressed in dry mat...

  • Article
  • Open Access
14 Citations
3,536 Views
17 Pages

Response of Bromus valdivianus (Pasture Brome) Growth and Physiology to Defoliation Frequency Based on Leaf Stage Development

  • Iván P. Ordóñez,
  • Ignacio F. López,
  • Peter D. Kemp,
  • Daniel J. Donaghy,
  • Yongmei Zhang and
  • Pauline Herrmann

13 October 2021

The increase in drought events due to climate change have enhanced the relevance of species with greater tolerance or avoidance traits to water restriction periods, such as Bromus valdivianus Phil. (B. valdivianus). In southern Chile, B. valdivianus...

  • Article
  • Open Access
9 Citations
5,026 Views
12 Pages

20 November 2020

The objectives of the experiment were to (i) examine the dynamics of WSC use and the recovery of leaf sheaths and blades of Bromus valdivianus Phil. and Lolium perenne L. subjected to two defoliation frequencies (DFs) determined by thermal time (TT);...

  • Article
  • Open Access
1,589 Views
17 Pages

Effect of Water Restriction and Supplementary Nitrogen on the Growth Dynamics of Bromus valdivianus Phil.

  • Ignacio F. López,
  • Armin Rodríguez,
  • Andrew D. Cartmill,
  • José Dörner,
  • Iván Calvache and
  • Oscar Balocchi

26 August 2025

Decreasing summer precipitation is negatively affecting global productivity of grassland plant species. This study evaluated the effect of three levels of soil plant available water [80–90% PAW-H (high), 50–60% PAW-M (medium), and 20&ndas...

  • Article
  • Open Access
836 Views
14 Pages

Belowground Structural Attributes and Morpho-Anatomical Response Strategies of Bromus valdivianus Phil. and Lolium perenne L. to Soil Water Restriction

  • Yongmei Zhang,
  • Javier García-Favre,
  • Haiying Hu,
  • Ignacio F. López,
  • Iván P. Ordóñez,
  • Andrew D. Cartmill,
  • Vaughan Symonds and
  • Peter D. Kemp

24 April 2025

The effect of soil water restriction on the root structure and morpho-anatomical attributes of Lolium perenne L. (Lp) and Bromus valdivianus Phil. (Bv) was investigated. The anatomical structure of roots from plants grown under two water restriction...

  • Article
  • Open Access
1 Citations
2,663 Views
12 Pages

18 August 2022

The aim of the study was to evaluate the effect of grazing Lolium perenne (Lp) and Bromus valdivianus (Bv) on the average daily weight gain (ADG) and nitrogen use efficiency (NUE) of Holstein Friesian heifers. Thirty heifers strip-grazed two pasture...

  • Article
  • Open Access
1,478 Views
25 Pages

Effect of Varying Dairy Cow Size and Live Weight on Soil Structure and Pasture Attributes

  • Mary Negrón,
  • Ignacio F. López,
  • José Dörner,
  • Andrew D. Cartmill,
  • Oscar A. Balocchi and
  • Eladio Saldivia

10 October 2025

Grazing systems’ production efficiency is a dynamic interaction between soil, pasture, livestock, and climate. The magnitude of the changes is related to the mechanical stress applied by the livestock and their feeding behaviour. In Southern Ch...