New Zealand Journal of Agricultural Research 1998
Volume 41/Number 1/March 1998
Agronomy
Determination of tiller and root appearance in perennial ryegrass (
Lolium perenne
) swards by observation of the tiller axis, and potential application in mechanistic modelling
Tiller axis observations for perennial ryegrass (
Lolium perenne
) and tall fescue (
Festuca arundinacea
): number of active phytomers, probability of tiller appearance, and frequency of root appearance per phytomer for three cutting heights
Influence of the timing and duration of pastoral fallowing and nitrogen fertiliser on pasture and white clover (
Trifolium repens
) growth in hill country
Estimating grassland yields using remote sensing and GIS technologies in China
Influence of the ryegrass endophyte (
Neotyphodium lolii
) in a cool moist environment. I. Pasture production
Growth in grazed pastures of white clover breeding lines selected for extremes of leaf size, internode length, and nodal branching
Establishment response of 12 legumes to nitrogen fertiliser rate and placement when direct drilled into
Hieracium
-infested, montane tussock grasslands
Effect of lime and form of superphosphate on productivity of dryland pastures
Effects and interactions of P fertiliser forms and rates of lime on a clover/ryegrass sward
Animal science
A comparison of growth, carcass, and meat characteristics of Jersey- and Friesian-cross heifers in a once-bred heifer system of beef production
Medullation and average fibre diameter vary independently in the wool of Romney sheep
Entomology
Effect of potato mirid (
Calocoris norvegicus
) on white clover seed production in small cages
Soil science
The fate of potassium, calcium, and magnesium in simulated urine patches on irrigated dairy pasture soil
Weed science
Influence of phenology, defoliation, and
Sclerotinia sclerotiorum
on regrowth potential of
Ranunculus acris
Book reviews
Volume 41/Number 2/June 1998
Agronomy
Chemical composition of some Iberian Mediterranean leguminous shrubs potentially useful for forage in seasonally dry areas
Quantifying different causes of leaf and tiller death in grazed perennial ryegrass swards
Effect of drill type on establishment of overdrilled lucerne
Estimating the agronomic impact of white clover mosaic virus on white clover performance in the North Island of New Zealand
An inoculant Rhizobium strain for improved establishment and growth of hexaploid Caucasian clover (Trifolium ambiguum)
Influence of the ryegrass endophyte (Neotyphodium lolii) in a cool-moist environment II. Sheep production
Influence of the ryegrass endophyte (Neotyphodium lolii) in a cool-moist environment III. Interaction with white clover
Influence of the ryegrass endophyte (Neotyphodium lolii) in a cool moist environment IV. Plant parasitic nematodes
Influence of the endophyte (Neotyphodium lolii) on morphology, physiology, and alkaloid synthesis of perennial ryegrass during high temperature and water stress
Animal science
Year effects on the carcass composition of lambs slaughtered over a 10 year period
Design and application of a cusum quality control chart suitable for monitoring effects on ultimate muscle pH
Soil science
Soil acidification through carbon cycling in legumes: a pot experiment examining the contributions from white clover, lotus, caucasian clover, and lucerne
Uptake of moisture and nutrients by Hieracium pilosella and effects on soil in a dry sub-humid grassland
Nitrate leaching from dairy shed effluent and ammonium fertiliser applied to a free-draining pasture soil under spray or flood irrigation
Impact of cattle treading on hill land : 1. Soil damage patterns and pasture status
Impact of cattle treading on hill land : 2. Soil physical properties and contaminant runoff
Weed science
Relative intra-species competitive ability of nodding thistle biotypes with varying resistance to the herbicide 2,4-D
Volume 41/Number 3/September 1998
Agronomy
The relationship between herbage mass and pasture accumulation rate in winter
Phosphorus absorption capacity of
Lotus corniculatus
and
Festuca arundinacea
during sward establishment
Pasture yield responses to sulphur fertilisers in relation to nutrient ratios in white clover
Animal science
Use of carcass density for determining carcass composition in beef cattle
Variability in marbling in Angus steers and an evaluation of subjective marbling assessment
Genetics of susceptibility to facial eczema in Friesian and Jersey cattle
Effects of grazing sequence and condensed tannins on ingestive behaviour, herbage intake, and performance of lambs grazing Yorkshire fog pasture
Patterns of change with growth for muscularity and other composition characteristics of Southdown rams selected for high and low backfat depth
Effect of increasing pasture copper concentrations on the copper status of grazing Romney sheep
Growth hormone secretion and pituitary gland weight in suckling lambs from genetically lean and fat sheep
The effect of feed enzyme supplementation on the performance of meat-chickens fed enzyme-responsive barley- and wheat/maize-based diets
Economics
Returns to investment in on-farm research: a case study of cover comb technology
Fertilisers
Comparison of six phosphate rocks and single superphosphate as phosphate fertilisers for clover-based pasture
Soil science
Effect of different forage plants on denitrification potential of Horotiu soil
Waste products
Ammonium removal from wastewaters using natural New Zealand zeolites
Bibliography
Bibliography of New Zealand research on herbage seed production 1988-1997
Volume 41/Number 4/December 1998
Agronomy
Establishment and growth of grasses overdrilled into clover-developed, montane tussock grasslands
Growth and persistence of perennial and hybrid ryegrasses when grazed by dairy cows in the central Waikato region of New Zealand
Balanced and adequate nutrition of phosphorus and sulphur in pasture
Investigation into the mechanisms causing lime responses in a grass/clover pasture on a clay loam soil
Animal science
The effect of short-term grain feeding on liveweight gain and beef quality
Relationship between body condition score and body composition in dairy cows
Effect of cattle grazing strategies and pasture species on internal parasites of sheep
A body condition score system and its use for farmed red deer hinds
A body condition scoring system for layer hens
Methodology
Should sequential designs be used for comparative experiments on animals?
Analysis of differential equation models in biology: a case study for clover meristem populations
User satisfaction with machine learning as a data analysis method in agricultural research
Microbiology
Biodiversity of rhizobia nodulating
Genista monspessulana
and
Genista linifolia
in Spain
Occurrence of the fungal endophyte
Neotyphodium coenophialum
in leaf blades of tall fescue and implications for stock health
Soil science
An investigation of localised soil heterogeneities on solute transport using a multisegement percolation system
Spatial variability of organic carbon in a tussock grassland, Manorburn, Central Otago, New Zealand
Review article
Effects of forage- and grain-based feeding systems on beef quality: A review
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