By Malcolm J. Hawkesford, Stanislav Kopriva, Luit J. De Kok
Nutrient Use potency in vegetation: ideas and techniques is the 9th quantity within the Plant Ecophysiology sequence. It provides a wide evaluate of themes concerning development of nutrient use potency of vegetation. Nutrient use potency (NUE) is a degree of the way good vegetation use the to be had mineral food. it may be outlined as yield (biomass) consistent with unit enter (fertilizer, nutrient content). NUE is a fancy trait: it will depend on the facility to take in the meals from the soil, but additionally on delivery, garage, mobilization, utilization in the plant, or even at the atmosphere. NUE is of specific curiosity as an important aim for crop development. development of NUE is a vital pre-requisite for growth of crop creation into marginal lands with low nutrient availability but in addition how to lessen use of inorganic fertilizer.
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Extra resources for Nutrient Use Efficiency in Plants: Concepts and Approaches
Planta 180:262–271 Hawkesford MJ (2000) Plant responses to sulphur deficiency and the genetic manipulation of sulphate transporters to improve S-utilization efficiency. J Exp Bot 51:131–138 Hawkesford MJ, Araus JL, Park R, Calderini D, Miralles D, Shen T, Zhang J, Parry MA (2013) Prospects of doubling global wheat yields. Food Energy Secur 2:34–48 Haydon MJ, Bell LJ, Webb AA (2011) Interactions between plant circadian clocks and solute transport. J Exp Bot 62:2333–2348 Haynes RJ, Goh KM (1978) Ammonium and nitrate nutrition of plants.
2010). Improving each crop individually requires a global knowledge of the different mechanisms that control all the steps involved in nutrient management in plants, and also a good knowledge of the specificities of each plant species in terms of metabolism (Chardon 2012). Investigation of Natural Variation in Plants Reveals Different Strategies of Response to Nutrient Limitation A huge natural variation exists between individuals within a given plant species, affecting for example the colour or the shape of leaves, grain composition, seed dormancy, flowering date or maturity date.
To construct an HIF-type NIL, a RIL is chosen that is still heterozygous around the QTL of interest but homozygous elsewhere. In fact, even after six generations of inbreeding, which is customary for RILs, a small percentage of the genome remains heterozygous. This RIL is then selfed and genotyped so that each homozygous genotype at the region of interest can be identified and studied in detail. HIFs should not to be compared with the reference parental genotype, but with one another within the descendants (family) of the chosen RIL.
Nutrient Use Efficiency in Plants: Concepts and Approaches by Malcolm J. Hawkesford, Stanislav Kopriva, Luit J. De Kok