Stress Type: Biotic (Fungal)
Disease: Northern Corn Leaf Blight
Causal Agent: Exserohilum turcicum
Cultivar Name: Xianyu 335
Geographical: Hulan District, Harbin, China
Conditions: Infection at silking stage under field conditions
Parts of the Plant: Leaves
Method Used for Infection: Spray inoculation with Exserohilum turcicum spore suspension
Techniques Used to Identify: LC-MS/MS
Stress Type: Biotic (Fungal)
Disease: Downy Mildew
Causal Agent: Peronosclerospora sorghi
Cultivar Name: MAI 756 (resistant), CM 500 (susceptible)
Geographical: Nigeria / Northern Guinea Savanna,India / Semi-Arid Tropics (ICRISAT)
Conditions: 0, 24, 48, and 72 h after inoculation
Parts of the Plant: Leaves
Method Used for Infection: Inoculation with Peronosclerospora sorghi spores
Techniques Used to Identify: GC/EI-TOF-MS
Stress Type: Abiotic (Combined) – drought + low N / waterlogging + low N
Cultivar Name: CML49 (tolerant), CML100 (sensitive)
Geographical: developed by the International Maize and Wheat Improvement Center (CIMMYT)
Conditions: Concurrent combined stress (drought + low nitrogen) or (waterlogging + low nitrogen)
Parts of the Plant: Leaves, Roots
Method Used for Infection: Controlled stress application in growth setup
Techniques Used to Identify: GC-MS
Stress Type: Abiotic – Drought, Heat, Drought + Heat (Combined)
Cultivar Name: 10 tropical hybrids
Geographical: International Maize and Wheat Improvement Center (CIMMYT)
Conditions: Field conditions under WW (control), drought, heat, and combined drought+heat stress
Parts of the Plant: leaf blades
Method Used for Infection: NIL
Techniques Used to Identify: GC-MS
Stress Type: Abiotic – Cold Stress
Cultivar Name: B144 (tolerant), Q319 (susceptible)
Geographical: commonly used in China for abiotic stress studies
Conditions: Cold stress applied at early seedling stage
Parts of the Plant: Seedlings
Method Used for Infection: Cold treatment in controlled environment
Techniques Used to Identify: LC-MS/MS, Metabolite Profiling
Stress Type: Abiotic – Salt Stress
Cultivar Name: "cv. Logo and and cv. SR08"
Geographical: Salt-sensitive and Salt-resistant maize hybrids
Conditions: 5 different salt stress levels
Parts of the Plant: Leaves, Roots
Method Used for Infection: Salt solution application
Techniques Used to Identify: GC/TOF-MS-based metabolite profiling
Stress Type: Abiotic -UV-B
Cultivar Name: NIL
Geographical: temperate & high-altitude landraces
Conditions: Twice solar fluence UV-B; 1h to 6h exposure
Parts of the Plant: Leaves (irradiated & shielded), immature ears
Method Used for Infection: Artificial UV-B irradiation
Techniques Used to Identify: Transcriptomics, Proteomics, Metabolomics
Stress Type: Abiotic -Nutrient stress (Low phosphorus)
Cultivar Name: 6 Pi-tolerant and 6 Pi-sensitive inbred lines
Geographical: inbred lines
Conditions: Pi-deficient vs Pi-sufficient
Parts of the Plant: Leaves and Roots
Method Used for Infection: NIL
Techniques Used to Identify: GC-MS
Stress Type: Abiotic -Nutrient stress (Low phosphorus)
Cultivar Name: HM-4 (Low-P Sensitive), PEHM-2 (Low-P Tolerant)
Geographical: Punjab Agricultural University and other agricultural research stations in Northwestern India.
Conditions: P-starvation and restoration (3, 5, 10 days)
Parts of the Plant: Leaves and Roots
Method Used for Infection: NIL
Techniques Used to Identify: GC-MS based untargeted metabolomics profiling
Stress Type: Abiotic -Drought, Salinity, Heat, Combined
Cultivar Name: DanYu 606
Geographical: hybrid in major maize-growing zones in China
Conditions: Soil drought, soil salinity, heat stress, and combinations; time-course: 1, 3, 7 days
Parts of the Plant: Leaves and aerial parts
Method Used for Infection: NIL
Techniques Used to Identify: GC-MS and untargeted metabolomics
