Nghiên cứu phát triển giống lúa kháng rầy nâu Nilaparvata Lugens Stal ở Thừa Thiên Huế

Hình 4: Thí nghiệm đánh giá khả năng kháng rầy nâu của các giống lúa nghiên cứu tại Hương An, Hương Trà, Thừa Thiên Huế

Hình 5: Các giống lúa HP28; HP10; HP07 của đề tài nghiên cứu tham dự Hội chợ triển lãm KHCN Đại học Huế năm 2014

Phụ lục 3: Một số kết quả xử lý thống kê thí nghiệm

* Xử lý thống kê: các công thức phân bón ảnh hưởng đến các yếu tố cấu thành năng suất và năng suất của giống lúa HP28 tại Hương Trà trong vụ Hè Thu

SỐ BÔNG/M2

Descriptive Statistics

sobong

N 18

Mean 354.33

SD 29.746

C.V. 8.3949

Minimum 316.00

Maximum 394.00

Randomized Complete Block AOV Table for sobong Source DF SS MS F P LNL 2 13.0 6.50

CT 5

14778.0	2955.60 117.75	0.0000
Error 10	251.0	25.10
Total 17	15042.0

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Grand Mean 354.33 CV 1.41

Tukey's 1 Degree of Freedom Test for Nonadditivity Source DF SS MS F P Nonadditivity 1 0.423 0.4227 0.02 0.9046

Remainder 9 250.577 27.8419

Relative Efficiency, RCB 0.89

Means of sobong for CT CT Mean

1 331.00

2 382.33

3 320.33

4 376.00

5 327.00

6 389.33

Observations per Mean 3

Standard Error of a Mean 2.8925 Std Error (Diff of 2 Means) 4.0906

LSD All-Pairwise Comparisons Test of sobong for CT CT Mean Homogeneous Groups

6 389.33 A

2 382.33 AB

4 376.00 B

1 331.00 C

5 327.00 CD

3 320.33 D

Alpha 0.05 Standard Error for Comparison 4.0906

Critical T Value 2.228 Critical Value for Comparison 9.1145

Error term used: LNL*CT, 10 DF

There are 4 groups (A, B, etc.) in which the means are not significantly different from one another. SỐ HẠT/BÔNG

Descriptive Statistics

sohat

N 18

Mean 84.678

SD 3.3476

C.V. 3.9534

Minimum 77.400

Maximum 90.400

andomized Complete Block AOV Table for sohat

Source

DF	SS	MS	F	P
LNL	2	25.671	12.8356
CT	5	70.071	14.0142	1.48	0.2794
Error	10	94.769	9.4769
Total	17	190.511

Grand Mean 84.678 CV 3.64

Tukey's 1 Degree of Freedom Test for Nonadditivity Source DF SS MS F P Nonadditivity 1 0.4516 0.4516 0.04 0.8402

Remainder 9 94.3173 10.4797 Relative Efficiency, RCB 1.02

Means of sohat for CT CT Mean

1 83.867

2 87.700

3 81.600

4 85.233

5 83.467

6 86.200

Observations per Mean 3

Standard Error of a Mean 1.7773 Std Error (Diff of 2 Means) 2.5135

LSD All-Pairwise Comparisons Test of sohat for CT CT Mean Homogeneous Groups

2 87.700 A

6 86.200 AB

4 85.233 AB

1 83.867 AB

5 83.467 AB

3 81.600 B

Alpha 0.05 Standard Error for Comparison 2.5135 Critical T Value 2.228 Critical Value for Comparison 5.6005 Error term used: LNL*CT, 10 DF

There are 2 groups (A and B) in which the means are not significantly different from one another. SỐ HẠT CHẮC/BÔNG

Descriptive Statistics

hatchac

N 18

Mean 63.444

SD 3.9354

C.V. 6.2029

Minimum 56.600

Maximum 71.300

Randomized Complete Block AOV Table for hatchac

Source DF

SS	MS	F	P
LNL 2	2.991	1.4956
CT 5	152.164	30.4329	2.81	0.0769
Error 10	108.129	10.8129
Total 17	263.284
Grand Mean 63.444 CV 5.18 Tukey's 1 Degree of Freedom Test			for Nonadditivity
Source DF		SS MS		F	P
Nonadditivity 1		43.9423 43.9423		6.16	0.0349
Remainder 9		64.1866 7.1318
Relative Efficiency, RCB 0.88 Means of hatchac for CT

CT Mean

1 63.533

2 67.167

3 58.633

4 66.433

5 63.633

6 61.267

Observations per Mean 3

Standard Error of a Mean 1.8985 Std Error (Diff of 2 Means) 2.6849

LSD All-Pairwise Comparisons Test of hatchac for CT CT Mean Homogeneous Groups

2 67.167 A

4 66.433 A

5 63.633 AB

1 63.533 AB

6 61.267 AB

3 58.633 B

Alpha 0.05 Standard Error for Comparison 2.6849 Critical T Value 2.228 Critical Value for Comparison 5.9823 Error term used: LNL*CT, 10 DF

There are 2 groups (A and B) in which the means are not significantly different from one another. P1000 HẠT

Descriptive Statistics

P1000

N 18

Mean 25.483

SD 0.2895

C.V. 1.1361

Minimum 24.900

Maximum 25.900

LNL	2	0.14333	0.07167
CT	5	0.75167	0.15033 2.84	0.0755
Error	10	0.53000	0.05300
Total	17	1.42500

Randomized Complete Block AOV Table for P1000 Source DF SS MS F P

Grand Mean 25.483 CV 0.90

Tukey's 1 Degree of Freedom Test for Nonadditivity Source DF SS MS F P Nonadditivity 1 0.17108 0.17108 4.29 0.0682

Remainder 9 0.35892 0.03988 Relative Efficiency, RCB 1.02

Means of P1000 for CT CT Mean

1 25.533

2 25.733

3 25.567

4 25.133

5 25.300

6 25.633

Observations per Mean 3

Standard Error of a Mean 0.1329

Std Error (Diff of 2 Means) 0.1880

LSD All-Pairwise Comparisons Test of P1000 for CT CT Mean Homogeneous Groups

2 25.733 A

6 25.633 AB

3 25.567 AB

1 25.533 ABC

5 25.300 BC

4 25.133 C

Standard Error for Comparison

0.1880
Critical T Value 2.228	Critical Value for Comparison	0.4188
Error term used: LNL*CT,	10 DF

Alpha 0.05

There are 3 groups (A, B, etc.) in which the means are not significantly different from one another. NĂNG SUẤT LÝ THUYẾT

Descriptive Statistics

NSLT

N 18

Mean 57.367

SD 6.8682

C.V. 11.972

Minimum 46.300

Maximum 70.000

Randomized Complete Block AOV Table for NSLT Source DF SS MS F P LNL 2 1.853 0.927

CT 5 724.967 144.993 19.31 0.0001

Error 10 75.100 7.510

Total 17 801.920

Grand Mean 57.367 CV 4.78

Tukey's 1 Degree of Freedom Test for Nonadditivity Source DF SS MS F P Nonadditivity 1 22.8618 22.8618 3.94 0.0785

Remainder 9 52.2382 5.8042 Relative Efficiency, RCB 0.88

Means of NSLT for CT CT Mean

1 53.700

2 66.067

3 48.000

4 62.700

5 52.633

6 61.100

Observations per Mean 3

Standard Error of a Mean 1.5822 Std Error (Diff of 2 Means) 2.2376

LSD All-Pairwise Comparisons Test of NSLT for CT CT Mean Homogeneous Groups

2 66.067 A

4 62.700 A

6 61.100 A

1 53.700 B

5 52.633 BC

3 48.000 C

Alpha 0.05 Standard Error for Comparison 2.2376 Critical T Value 2.228 Critical Value for Comparison 4.9856 Error term used: LNL*CT, 10 DF

There are 3 groups (A, B, etc.) in which the means are not significantly different from one another. NĂNG SUẤT THỰC THU

Descriptive Statistics

NSTT

N 18

Mean 43.828

SD 2.8178

C.V. 6.4292

Minimum 38.900

Maximum 47.800

Randomized Complete Block AOV Table for NSTT

Source DF SS MS F P

LNL 2 58.351 29.1756

CT 5 51.783 10.3566 4.17 0.0262

Error 10 24.842 2.4842

Total 17 134.976

Grand Mean 43.828 CV 3.60

Tukey's 1 Degree of Freedom Test for Nonadditivity Source DF SS MS F P Nonadditivity 1 8.079E-06 0.00001 0.00 0.9987

Remainder 9 24.8422 2.76025 Relative Efficiency, RCB 2.21

Means of NSTT for CT CT Mean

1 44.433

2 45.933

3 40.733

4 44.433

5 44.833

6 42.600

Observations per Mean 3

Standard Error of a Mean 0.9100 Std Error (Diff of 2 Means) 1.2869

LSD All-Pairwise Comparisons Test of NSTT for CT CT Mean Homogeneous Groups

2 45.933 A

5 44.833 AB

1 44.433 AB

4 44.433 AB

6 42.600 BC

3 40.733 C

Alpha 0.05 Standard Error for Comparison 1.2869 Critical T Value 2.228 Critical Value for Comparison 2.8674 Error term used: LNL*CT, 10 DF

There are 3 groups (A, B, etc.) in which the means are not significantly different from one another.

1 SỐ BÔNG/M2
Statistix - 30 Day Trial Version	9.0
1:43:22 PM
One-Way AOV for bongm by ct
Source DF SS MS	F	P
ct 5 10808.7 2161.73	22.69	0.0000
Error 12 1143.3 95.28
Total 17 11952.0
Grand Mean 362.67 CV 2.69
Homogeneity of Variances F	P
Levene's Test 2.42	0.0973
O'Brien's Test 1.08	0.4208
Brown and Forsythe Test 0.80	0.5687

* Xử lý thống kê các công thức thí nghiệm phân bón ảnh hưởng đến các yếu tố cấu thành năng suất và năng suất của giống lúa HP28 tại Hương Trà trong vụ Đông Xuân

7/22/2013,

Welch's Test for Mean Differences Source DF F P

ct 5.0 33.39 0.0005

Error 5.4

Component of variance for between groups 688.819

Effective cell size 3.0

ct Mean

1 352.00

2 409.33

3 339.00

4 352.00

5 344.00

6 379.67

Observations per Mean 3

Standard Error of a Mean 5.6355 Std Error (Diff of 2 Means) 7.9699

Statistix - 30 Day Trial Version 9.0 7/22/2013, 1:43:49 PM

LSD All-Pairwise Comparisons Test of bongm by ct ct Mean Homogeneous Groups

2 409.33 A

6 379.67 B

1 352.00 C

4 352.00 C

5 344.00 C

3 339.00 C

Alpha 0.05 Standard Error for Comparison 7.9699 Critical T Value 2.179 Critical Value for Comparison 17.365

There are 3 groups (A, B, etc.) in which the means are not significantly different from one another.

4.2 SỐ HẠT/BÔNG

Statistix - 30 Day Trial Version 9.0 7/22/2013, 5:38:21 PM

One-Way AOV for hatbong by ct

Source DF SS MS F P

ct 5 169.618 33.9237 5.96 0.0054

Error 12 68.287 5.6906

Total 17 237.905

Grand Mean 83.850 CV 2.84

Homogeneity of Variances F P

Levene's Test 1.12 0.4005

O'Brien's Test 0.50 0.7723

Brown and Forsythe Test 0.49 0.7810

Welch's Test for Mean Differences Source DF F P

ct 5.0 5.64 0.0414

Error 4.9

Component of variance for between groups 9.41104 Effective cell size 3.0

ct Mean

1 84.433

2 87.500

3 78.667

4 85.400

5 81.433

6 86.667

Observations per Mean 3

Standard Error of a Mean 1.3773 Std Error (Diff of 2 Means) 1.9477

Statistix - 30 Day Trial Version 9.0 7/22/2013, 5:38:36 PM

LSD All-Pairwise Comparisons Test of hatbong by ct ct Mean Homogeneous Groups

2 87.500 A

6 86.667 A

4 85.400 AB

1 84.433 AB

5 81.433 BC

3 78.667 C

Standard Error for Comparison

1.9477
Critical T Value 2.179	Critical Value for Comparison	4.2438
There are 3 groups (A, B,	etc.) in which the means