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GrainGenes Trait Report: Stress susceptibility index (SSI)

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Trait	Stress susceptibility index (SSI)
QTL	QSSI_ChWW-4B QSSI_ChWW-5A QSSI_ChWW-5D
Remark	SSI = [(1 − TGW LS/TGW NS)/(1 − XLS/ XNS)], where TGW LS and TGW NS were the TGW for each accession under late and normal sowing conditions, respectively; and XLS and XNS were the TGW means for all accessions under late and normal sowing conditions, respectively. Fischer RA, Maurer R (1978) Drought resistance in spring wheat cultivars. 1. Grain-yield responses. Aust J Agric Res 29:897–912

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