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pro vyhledávání: '"John Nolan"'
Autor:
John Nolan, G. J. Lee
Publikováno v:
Australian Journal of Agricultural Research. 54:21
Samples of white clover and ryegrass were collected from 8 sites within an irrigated pasture (40 ha) to determine the extent of variation in the concentrations of individual alkanes (C25–C33) between sites, between samples (within site), and within
Publikováno v:
Australian Journal of Agricultural Research. 45:1215
Two experiments were undertaken to study the effects of protozoa on sulfur and nitrogen availability and on fermentation and the composition of bacteria in the rumen of sheep. In Experiment 1, 12 faunated and 12 fauna-free sheep were offered a basal
Publikováno v:
Australian Journal of Agricultural Research. 30:333
The intake, digestibility and utilization of a low quality (0.8% nitrogen) sorghum hay was studied in Brahman cross, buffalo, banteng and Shorthorn steers. Comparisons of diet utilization were made after data were adjusted for differences in liveweig
Publikováno v:
Australian Journal of Agricultural Research. 38:195
Twenty-seven Hereford steers (227�3 kg) were offered ad libitum low-quality grass pasture hay containing 4.3 g N/kg DM. These steers were offered one of three maize supplements (nil, 570 g/day crushed maize or 680 g/day whole maize) alone or with o
Autor:
John Nolan, RW Hewetson
Publikováno v:
Australian Journal of Agricultural Research. 19:323
The development of a resistance by cattle to artificial infestations with Boophilus microplus ticks is reported and the sequence of development discussed. There was a regression of adult female ticks becoming replete with infestation (regression y =