Promoting excellence in science and technology
New Zealand Journal of Agricultural Research 1998
Volume 41/Number 1/March 1998
- 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
Agronomy
Volume 41/Number 2/June 1998
- 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
Agronomy
Volume 41/Number 3/September 1998
- 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
Agronomy
Volume 41/Number 4/December 1998
- 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
Agronomy
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