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Evaluation of perennial ryegrass cultivars for dairy production under different pasture management
(Lincoln University, 2017)
The main objective of this thesis was to evaluate perennial ryegrass (Lolium perenne L.) cultivars for dairy production under different pasture management. Five experiments were conducted in Canterbury, New Zealand to ...
The effect of alternative forage species and gibberellic acid on nitrate leaching
(Lincoln University, 2017-02-24)
Nitrogen (N) leaching from soil is a significant concern for intensively grazed forage-based systems because it can cause a decline in water quality. Urine patches are the main source of N leaching in these systems. In New ...
Influence of farm dairy effluent ammonium concentrations on soil N2O emissions
(Lincoln University, 2016)
Nitrous oxide (N₂O) is a potent greenhouse gas (GHG) and the single-most ozone (O₃) depleting substance. Agriculture is the dominant source of anthropogenic N₂O emissions globally, and especially in New Zealand. Urine, ...