Paper · 2005 · Forage and Grazinglands

Simulated Grazing Effects on Triticale Forage Yield

Daniel J. Drake; Steve B. Orloff

6
claims
14
verbatim quotes
8
citations
1
research areas
—
Not open access

Abstract

Field trials were conducted in 2001 and 2002 to evaluate the effect of simulated grazing on the yield of autumn‐seeded triticale (× Triticosecale spp). Grazing was simulated with a flail‐type harvester. In Trial 1, defoliation was initiated at four starting maturities in spring and repeated at 2‐week intervals. In Trial 2, defoliation was initiated at pre‐jointing and repeated at intervals of 1, 2, 3 or 6 weeks. Yields were obtained at each simulated grazing. Following the simulated grazing, the triticale was allowed to mature to the flower stage when it was cut a final time to simulate a cutting for hay. Maximum total production, 9.5 tons/acre, occurred with a single clipping at 6 inches of growth, which was similar to no clipping and only hay production, 9.0 tons/acre. Delaying the initial defoliation from 6 inches to 12 inches increased forage for grazing by 0.73 ton/acre. Increasing the number of defoliations increased the amount of forage for grazing by 0.20 ton/acre for each clipping, but reduced subsequent hay yields and total combined yield. The increase in forage for grazing was small compared to the reduction in hay yield. A single early simulated grazing resulted in the highest overall combined forage yield, but managers should select the maturity at initial grazing and frequency of grazing based on their relative needs for grazable forage versus hay.

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Claims 6

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

A single clipping at 6 inches of growth gave maximum total production of 9.5 tons/acre, similar to no clipping (9.0 tons/acre).

Taxon
Triticale×Triticosecalet0
Treatment
a single clipping at 6 inches of growthe1
Outcome
total productione1
Direction
similar toe1
Value
9.5 tons/acree1
Comparator
no clippinge1
Setting
Field trialse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

x Triticosecale
×Triticosecale · Taxon · picture from its Wikimedia Commons categoryMiquel Pujol Palol · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Simulated Grazing Effects on Triticale Forage Yield”

✓ located verbatim in the source · title, characters 0–51 · show in text ↑
e0

“Field trials were conducted in 2001 and 2002”

✓ located verbatim in the source · abstract, characters 0–44 · show in text ↑
e1

“Maximum total production, 9.5 tons/acre, occurred with a single clipping at 6 inches of growth, which was similar to no clipping and only hay production, 9.0 tons/acre”

✓ located verbatim in the source · abstract, characters 613–780 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Delaying the initial defoliation from 6 inches to 12 inches increased forage for grazing by 0.73 ton/acre.

Taxon
Triticale×Triticosecalet0
Treatment
Delaying the initial defoliatione2
Outcome
forage for grazinge2
Direction
increasede2
Value
0.73 ton/acree2
Comparator
6 inchese2
Setting
Field trialse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

x Triticosecale
×Triticosecale · Taxon · picture from its Wikimedia Commons categoryMiquel Pujol Palol · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Simulated Grazing Effects on Triticale Forage Yield”

✓ located verbatim in the source · title, characters 0–51 · show in text ↑
e0

“Field trials were conducted in 2001 and 2002”

✓ located verbatim in the source · abstract, characters 0–44 · show in text ↑
e2

“Delaying the initial defoliation from 6 inches to 12 inches increased forage for grazing by 0.73 ton/acre”

✓ located verbatim in the source · abstract, characters 782–887 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing the number of defoliations increased the amount of forage for grazing by 0.20 ton/acre for each clipping.

Taxon
Triticale×Triticosecalet0
Treatment
Increasing the number of defoliationse3
Outcome
amount of forage for grazinge3
Direction
increasede3
Value
0.20 ton/acree3
Qualifier
for each clippinge3

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

x Triticosecale
×Triticosecale · Taxon · picture from its Wikimedia Commons categoryMiquel Pujol Palol · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Simulated Grazing Effects on Triticale Forage Yield”

✓ located verbatim in the source · title, characters 0–51 · show in text ↑
e3

“Increasing the number of defoliations increased the amount of forage for grazing by 0.20 ton/acre for each clipping, but reduced subsequent hay yields and total combined yield”

✓ located verbatim in the source · abstract, characters 889–1064 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing the number of defoliations reduced subsequent hay yields and total combined yield.

Taxon
Triticale×Triticosecalet0
Treatment
Increasing the number of defoliationse3
Outcome
subsequent hay yields and total combined yielde3
Direction
reducede3

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

x Triticosecale
×Triticosecale · Taxon · picture from its Wikimedia Commons categoryMiquel Pujol Palol · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Simulated Grazing Effects on Triticale Forage Yield”

✓ located verbatim in the source · title, characters 0–51 · show in text ↑
e3

“Increasing the number of defoliations increased the amount of forage for grazing by 0.20 ton/acre for each clipping, but reduced subsequent hay yields and total combined yield”

✓ located verbatim in the source · abstract, characters 889–1064 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

A single early simulated grazing gave the highest overall combined forage yield.

Taxon
Triticale×Triticosecalet0
Treatment
A single early simulated grazinge4
Outcome
overall combined forage yielde4
Direction
higheste4

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

x Triticosecale
×Triticosecale · Taxon · picture from its Wikimedia Commons categoryMiquel Pujol Palol · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Simulated Grazing Effects on Triticale Forage Yield”

✓ located verbatim in the source · title, characters 0–51 · show in text ↑
e4

“A single early simulated grazing resulted in the highest overall combined forage yield”

✓ located verbatim in the source · abstract, characters 1151–1237 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Managers should choose the maturity at initial grazing and the grazing frequency by weighing their needs for grazable forage against hay.

Taxon
Triticale×Triticosecalet0
Outcome
maturity at initial grazing and frequency of grazinge5

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

x Triticosecale
×Triticosecale · Taxon · picture from its Wikimedia Commons categoryMiquel Pujol Palol · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Simulated Grazing Effects on Triticale Forage Yield”

✓ located verbatim in the source · title, characters 0–51 · show in text ↑
e5

“managers should select the maturity at initial grazing and frequency of grazing based on their relative needs for grazable forage versus hay”

✓ located verbatim in the source · abstract, characters 1243–1383 · show in text ↑

grazing · yield · x Triticosecale (triticale)Positive and negative results

4 papers: 2 positive, 2 negative or no effect

1 paper in the same direction as this paper · 2 in the opposite direction

  1. no effect
  2. negative
  3. positive
See all 4 papers →

pruning · yield · x Triticosecale (triticale)Positive and negative results

14 papers: 3 positive, 11 negative or no effect

10 papers in the same direction as this paper · 3 in the opposite direction

  1. positive
  2. positive
  3. positive

10 papers more in this group

See all 14 papers →

mechanical · yield · x Triticosecale (triticale)Results agree

6 papers: 0 positive, 6 negative or no effect

5 papers in the same direction as this paper

  1. no effect
  2. negative
  3. negative

2 papers more in this group

See all 6 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.