Author

D. A. Sim

Observed names: D A Sim, D. A. SIM, D.A. Sim, Sim, D. A.

OpenAlex ID: A5004281876

Effects of nutrition in utero and in early life on the subsequent lifetime reproductive performance of Scottish Blackface ewes in two management systems

1995 · R. G. Gunn, D. A. Sim, et al. · Animal Science · 104

Can grazing sheep compensate for a daily foraging time constraint?

1999 · G. R. Iason, A. R. Mantecon, et al. · Journal of Animal Ecology · 88

Pre-mating herbage intake and the reproductive performance of north Country Cheviot ewes in different levels of body condition

1991 · R. G. Gunn, W. F. Smith, et al. · Animal Science · 36

The functional response does not predict the local distribution of European Rabbits (Oryctolagus cuniculus) on grass swards: experimental evidence

2002 · G. R. Iason, T. Manso, et al. · Functional Ecology · 34

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Seasonal variation of voluntary food intake and metabolic rate in three contrasting breeds of sheep

1994 · G. R. Iason, D. A. Sim, et al. · Animal Science · 31

The effect of level of nutrition prior to mating on the reproductive performance of ewes of two welsh breeds in different levels of body condition

1991 · R. G. Gunn, T. J. Maxwell, et al. · Animal Science · 27

Effects of age and its relationship with body size on reproductive performance in Scottish Blackface ewes

1986 · R. G. Gunn, J. M. Doney, et al. · Animal Science · 24

Milk and herbage intake of suckled and artificially reared lambs at pasture as influenced by lactation pattern

1984 · J. M. Doney, A. D. M. Smith, et al. · Animal Science · 21

Lactation performance, herbage intake and lamb growth of Scottish Blackface and East Friesland × Scottish Blackface ewes grazing hill or improved pasture

1983 · J. M. Doney, J. N. Peart, et al. · Animal Science · 21

Do endogenous seasonal cycles of food intake influence foraging behaviour and intake by grazing sheep?

2000 · G. R. Iason, D. A. Sim, et al. · Functional Ecology · 15

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The effect of pattern of food supply on performance, compensatory growth and carcass composition of Beulah and Welsh Mountain lambs

1992 · G. R. Iason, A. R. Mantecon, et al. · Animal Science · 14

The effect of feeding supplements in the autumn on the reproductive performance of grazing ewes 2. Feeding supplements in relation to sward height

1992 · R. G. Gunn, J. R. Jones, et al. · Animal Science · 8

The effect of different pasture management strategies during the weaning-to-mating period on reproductive performance of Greyface ewes

1990 · R. G. Gunn, J. M. Doney, et al. · Animal Science · 7

The effect of sward height and active immunization against androstenedione on reproductive performance of ewes of two Welsh breeds in different body conditions

1988 · R. G. Gunn, S. M. Rhind, et al. · Animal Production · 7

Seasonal changes in intake and digestion of chopped timothy hay (Phleum pratense) by three breeds of sheep

1995 · G. R. Iason, D. A. Sim, et al. · The Journal of Agricultural Science · 6

Ultrasonic scanning for determination of stage of pregnancy in the llama (Lama glama): a critical comparison of calibration techniques

1993 · G. R. Iason, D. A. Elston, et al. · The Journal of Agricultural Science · 6

A note on the effect of post-mating stocking rate on reproductive performance of Greyface ewes

1991 · R. G. Gunn, T. J. Maxwell, et al. · Animal Science · 4

The effect of supplementary feeding in relation to sward height during the pre- and post-mating periods on reproductive performance of brecon cheviot ewes

1988 · R.G. Gunn, T.J. Maxwell, et al. · Proceedings of the British Society of Animal Production (1972) · 3

Efecto de la disponibilidad de pasto y del tiempo de pastoreo sobre el comportamiento ingestivo del ganado ovino de raza merina

1992 · Ángel R. Mantecón, Glenn R. Iason, et al. · DIGITAL.CSIC (Spanish National Research Council (CSIC)) · 1

Net production of herbage from a continuously stocked Lolium perenne‐dominated sward in late autumn

1991 · R. G. GUNN, W. F. SMITH, et al. · Grass and Forage Science · 1

A note on herbage intake by Greyface ewes on perennial ryegrass white clover swards in the autumn

1991 · R. G. Gunn, J. M. Doney, et al. · Animal Science · 1

Growth rate and carcase composition of Border Leicester x Scottish Blackface, East Frlesland x Blackface and East Friesland x North Country Cheviot Lambs

1987 · J M Doney, A D M Smith, et al. · Proceedings of the British Society of Animal Production (1972) · 1

The Effect of pattern of food supply on intake, growth and body components in beulah and welsh mountain lambs

1989 · A.R. Mantecon, G.R. Iason, et al. · Proceedings of the British Society of Animal Production (1972)

The effect of pattern of nutrient supply on the carcass composition of lambs of different genotypes

1989 · Glenn R. Iason, Ángel R. Mantecón, et al. · DIGITAL.CSIC (Spanish National Research Council (CSIC))

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The effect of pattern of food supply on intake, growth, and body components in Beulah and Welsh Mountain lamb

1989 · Ángel R. Mantecón, Glenn R. Iason, et al. · DIGITAL.CSIC (Spanish National Research Council (CSIC))

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Works count: 27

Citation count: 460

H-index: 11

I10-index: 11