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Table 1 Means and variation of agro-morphological traits in the 47 Algerian maize landraces

From: Genetic variation and structure of maize populations from Saoura and Gourara oasis in Algerian Sahara

Variable     Min Max  
Mean SD CV % Value Landrace Value Landrace Significance
Emergence (EMR, %) 70.60 10.75 15.23 48.73 SAN 92.06 KAB ns
Number of days to reach 50% of the finale % of emergence 12.48 1.96 15.71 8.76 BML 16.62 KMA ns
Early Vigor (EV, 1-9) 5.72 0.99 17.36 3.57 ZDB2 7.43 ENR ns
Days to Silking (DS, days) 80.65 6.33 7.85 69.52 EHA 98.53 KMA ***
Days to Anthesis (DA, days) 79.43 6.57 8.28 68.00 EHA 97 KMA ***
Anthesis Silking Interval (ASI, day) 1.22 1.54 125.98 −2.52 BEC 4.47 BML ns
Number of Leaves (NL, #) 4.85 0.52 10.68 4.01 MSN 6.71 KMA ns
Number of Ears Plant−1 (NEP, #) 2.55 0.35 13.89 1.80 YAK 3.19 AGU ns
Ear Height (EH, cm) 43.22 18.96 43.88 17.40 MNS 85.7 KMA ***
Plant Height (PLH, cm) 127.63 36.37 28.50 79.41 AGU 260.01 KMA ***
Ear Row Number (ERN, #) 11.11 1.69 15.23 8.39 BTH 16.96 KMA ***
Number of Kernel per Row (NKR, #) 27.00 4.55 16.86 16.21 ENR 40.21 KMA ns
Ear Length (EL, cm) 13.41 2.27 16.97 8.19 TKR 19.76 KMA ns
Ear Diameter (ED, cm) 3.51 0.34 9.68 2.93 DDL 4.56 KMA **
Cob Diameter (CD, cm) 2.31 0.27 11.65 1.88 TKK 3.08 GHT **
Rachis Diameter (RD, cm) 1.30 0.19 14.53 1.01 TKK 1.84 KMA *
Kernel length (KL, cm) 9.07 0.73 8.05 7.84 TKR 11.13 BSA2 **
Kernel Width(KW, cm) 8.56 0.48 5.60 7.71 AOR2 10.18 BTH *
Kernel Thickness(KT, cm) 4.65 0.27 5.89 4.10 AOR2 5.28 BYA ns
Kernel proportion(K%) 0.83 0.05 6.22 0.70 SAN 0.92 TKK ns
Weight of 10 ears (EW, Kg) 0.78 0.28 35.44 0.37 TKR 1.8 KMA **
1000 Kernel Weight (1000KW, g) 230.97 43.07 18.65 139.95 TBN 323.59 BTH ***
Moisture content at harvest % (HMC) 11.50 2.34 20.37 6.10 TKR 18.16 BEC *
Kernel yield per plot (KYP, Mg ha−1) 2.82 1.02 36.15 1.18 KEK 7.03 KMA ns
  1. EMR% emergence, T50 (day) number days to reach 50% of the final germ, EV early vigor, DS days to silking, DA days to anthesis, ASI anthesis silking interval, NL number of leaves, NEP number of ears plant− 1, EH (cm) ear height, PLH (cm) plant height, ERN ear row number, NKR number of kernel per row, EL (cm) ear length, ED (cm), ear diameter, CD (cm) cob diameter, RD (cm), rachis diameter, KL (cm) kernel length, KW (cm) kernel width, KT (cm) kernel thickness, KP of kernel, EW (Kg) weight of 10 ears, 1000KW (g)1000 kernel weight, HMC moisture content at harvest, KYP (Mg ha− 1) Kernel yield per plot
  2. (* = 0.01 < p < 0.05; ** = 0.001 < p < 0.01; *** = p < 0.001)