Dr. Qianhe Liu


E: Qianhe.Liu@agresearch.co.nz


PhD (2005) Massey University, New Zealand

MSc (1st class honour) (1999) The University of Waikato, New Zeland

BSc (1982) Gansu Agriculatural University, China

Research interests & activities

Fructan metabolism in perennial ryegrass

Phytohormone regulation to ryegrass growth

Soil molecular ecology –interactions of soil, plant and microbe

Biogeochemical cycling of carbon and nitrogen nutrients in terrestrial ecosystems.



Liu Q, Jones CS, Parsons AJ, Xue H and Rasmussen S (2015). Does gibberellin Biosynthesis play a critical role in the growth of Lolium perenne? Evidence from a ttranscriptional analysis of gibberellin and carbohydrate metabolic genes after defoliation. Frontiers in Plant Science 6: 944. doi: 10.3389/fpls.2015.00944

Liu Q, Parsons AJ, Xue H, Jones CS and Rasmussen S (2015). Transcriptional regulation of phosphate transporters from Lolium perenne and its mycorrhizal symbionts in response to phosphorus supply. Functional Plant Biology 42: 1-8.
Liu Q, Parsons AJ, Xue H, CS Jones, and Rasmussen S. (2013). Functional characterization and transcript analysis of an alkaline phosphatase in arbuscular mycorrhizal fungus Funneliformis mosseae. Fungal Genetics and Biology 54: 52-59.
Rasmussen S, Liu Q, Parsons, AJ, Xue H, Sinclair B, and Newman JA (2012). Grass-endophyte interactions: A note on the role of monosaccharide transport in the Neotyphodium lolii – Lolium perenne symbiosis. New Phytologist 196: 7-12.
Liu Q, Parsons AJ, Xue H, Karl F., Ryan G. Newman JA, and Rasmussen S. (2011). Competition between foliar Neotyphodium lolii endophytes and mycorrhizal Glomus spp. fungi in Lolium perenne depends on resource supply and host carbohydrate content. Functional Ecology 25: 910-920.
Liu Q, Parsons AJ, Xue H, Newman JA, and Rasmussen S (2010). Effect of resource supply on interactions between foliar endophytic and root mycorrhizal fungi in perennial ryegrass. Proceedings of the New Zealand Grassland Association 72: 135-140. 


Liu Q, Parsons AJ, Xue H, Harzer H, and Rasmussen S (2007). Ménage á trois – Are two fungi too much for ryegrass? Proceedings of the 6th International Symposium on Fungal Endophytes of Grass, New Zealand. New Zealand Grassland Association Research and Practice 13: 181-183.

Rasmussen S, Parsons AJ, Xue H, Liu Q, Jones CS, Ryan GD, and Newman JA (2014). Transcript profiling of fructan biosynthetic pathway genes reveals association of a specific fructosyltransferase isoform with the high sugar trait in Lolium perenne. Journal of Plant Physiology 171: 475–485.
Parsons AJ, Rasmussen S, Liu Q, Xue H, Ball C, and Shaw, C (2013). Plant growth – resource or strategy limited: insights from responses to gibberellin. Grass and Forage Science 68: 577-588.
Rasmussen S, Parsons AJ, Liu Q, Xue H, and Newman JA (2007). High nutrient supply and carbohydrate content reduce endophyte and alkaloid concentration. Proceedings of the 6th International Symposium on Fungal Endophytes of Grass, New Zealand. New Zealand Grassland Association Research and Practice 13: 135-138.

Liu Q, Loganathan P, Hedley MJ, and Grace LJ (2008). Effect of mycorrhizal inoculation on rhizosphere properties, phosphorus uptake and growth of Pinus radiata seedlings treated with and without a phosphate rock fertilizer. Journal of Plant Nutrition 31: 137-156.

Loganathan P, Liu Q, Hedley MJ and Gray CW (2007). Chemical fractionation of fluorine in soils with long-term phosphate fertilizer history. Australian Journal of Soil Research 45: 390-396.

Liu Q, Loganathan P, Hedley MJ, and Skinner MF (2006). Root processes influencing phosphorus availability in volcanic soils under young Pinus radiata plantations Canadian Journal of Forest Research 36: 1913-1920.

Liu Q, Loganathan P, and Hedley MJ (2005). Influence of ectomycorrhizal hyphae on phosphate fractions and dissolution of a phosphate rock in the rhizosphere of Pinus radiata. Journal of Plant Nutrition 28: 1525-1540.

Liu Q, Loganathan P, Hedley MJ, and Skinner MF (2004). The mobilization and fate of soil and rock phosphate in the rhizosphere of ectomycorrhizal Pinus radiata seedlings in an allophanic soil. Plant and Soil 264: 219-229.

McLay C, Rajan SSS and Liu Q (2000). Agronomic effectiveness of partially acidulated phosphate rock fertilisers in an allophanic soil at near-neutral pH. Communications in Soil Science and Plant Analysis 31: 423-435.