Table-1. Mean density and dry weight (DW) of weed species in Khorasan experiment as affected by the treatments.

Treatment

Application rate g ha-1

Amaranthus blitoides

Chenopodium

album

Echinocloa

Crus-galli

Alhagi camelorum

Acroptilon

repens

Eragrostis poaeoides

No. m-2

DW

g m-2

No. m-2

DW

g m-2

No.

m-2

DW

g m-2

No. m-2

DW

g m-2

No. m-2

DW

g m-2

No. m-2

DW

g m-2

Trifluralin

960

5.5 ef

13.8 fg

22 cd

21.5 c

24.3 bc

8.8 d

55 b

62.5 b

11.5de

10.8 d

42 b

11.2 bc

Trifluralin

1200

11de

14.2 fg

21.5 cd

18 cd

7.5 ef

2.4 f

37 cd

40.3 c

0 e

0 f

47ab

10.8bcd

Ethalfluralin

990

16.5 d

23.2 e

12.6 de

8.75 e

28.5 b

11.3ef

41.2 c

45 c

14.3d

11.2 d

14.6de

3.2 f

Ethalfluralin

1160

32.9 b

56.2 b

0 e

0 g

12.5 cde

3.5 c

0 e

0 d

15 d

15.3 c

0 e

0 g

Diuron

2400

7.2 e

25.6 e

0 e

0 g

14 cd

18.7 b

33.5 d

41.2 c

26.5 c

25.7ab

0 e

0 g

Trifloxysulfuron

7.5

23.6 c

43.8 c

25.9 c

30.5 b

13.7 cd

18.5 b

41.7 c

43.5 c

32.5bc

24.8ab

23.6cd

6.9 ef

Trifloxysulfuron

7.5 +cytog.

21.9 c

34.2 d

14.4 d

5.3 ef

19.1c

8.3 de

40 c

21.5 b

25 c

10.2de

15.1de

2 f

Trifloxysulfuron

11.25

17 d

27.8 de

41.5 b

25.6bc

10.2 de

14.7bc

0 e

0 d

24.3cd

17.5bc

22.5cd

8 de

Trifloxysulfuron

11.25 +cytog.

6.4 e

22.2 ef

0 e

0 g

13.6 cd

8.2 de

0 e

0 d

14.6 d

13.8cd

0 e

0 g

Trifloxysulfuron

15

12 de

13.2 g

22.5 cd

11 de

19 c

7.8def

0 e

0 d

35.5 b

12.8cd

28.2c

16.2 b

Trifloxysulfuron

15 +cytog.

7.3 e

11.2 gh

13.6 d

8.5 e

8.5 ef

2.2 f

0 e

0 d

28.6 b

7.4 e

17.6d

11.3 bc

Weed free

-

0 f

0 i

0 e

0 g

0 g

0 g

0 e

0 d

0 e

0 f

0 e

0 g

Weedy check

-

53 a

111a

58.5 a

106.5a

46.7 a

33.2 a

91a

145.3a

47a

27.8a

55 a

37.8 a

+cytog. = Tank mix of the herbicide with cytogate at 0.2% (V/V).

In each column, means with the same letter hae non significant difference by DMRT at P≤0.05.

 

Table-2. Mean density and dry weight (DW) of weed species presented in Varamin experiment as affected by the treatments.

Treatment

Application rate g ha-1

Amaranthus blitoides

Echinocloa

Crus-galli

Portulaca oleracea

Cyperous rotundus

Sorghum halepense

No. m-2

DW

g m-2

No.

m-2

DW

g m-2

No. m-2

DW

g m-2

No. m-2

DW

g m-2

No. m-2

DW

G m-2

Trifluralin

960

5.8 c

17.5 b

8.3 de

43.2 a

3.8 c

30.4 bc

19.8c

5.8 d

2.75 de

67.9 ef

Trifluralin

1200

6 c

19.3 a

3.8 ef

18.6 cd

5.8 bc

48.8 a

38.3a

9.8 cd

2 def

88.3 de

Ethalfluralin

990

6 c

3.2 d

7.5 de

12.3 de

4 c

29.9 bc

11 de

7.3 cd

5.5 cd

105.4 cd

Ethalfluralin

1160

5 cde

3.17d

2.8 efg

11.5 de

6 b

23.8 c

31ab

32.95 a

6.5 bc

121.7 b

Diuron

2400

2.5 e

1.6 e

10.3 cd

3.97 f

0 d

0.0 g

25 b

12.2 bc

7 bc

118.3 bc

Trifloxysulfuron

7.5

8.8 b

4.4 cd

30 a

25.9 bc

4 c

13.5de

1 gh

0.5 e

3.25 de

31.5 fg

Trifloxysulfuron

7.5 +cytog.

9.8 b

5.31c

22.5 b

39.9 ab

3.3 c

16.8d

1.8f

0.47 e

0.25 fg

16.6 gh

Trifloxysulfuron

11.25

14 a

1.5 e

7.5 de

29.3 b

5 b

6.4ef

8.5 e

3.85 de

4.3 cde

107.2 cd

Trifloxysulfuron

11.25 +cytog.

5.5 cd

1.9 e

4.8 e

14.7 cde

8.5 a

8.7e

1.8 f

0.82 e

1. 5 ef

83.4 de

Trifloxysulfuron

15

9.8 b

4.95 c

13.5 c

10.4 def

6.5 b

8.5 e

8.5 e

4.2 de

7b c

115.3 bc

Trifloxysulfuron

15 +cytog.

4.8 de

1.1 e

8 de

4.4 ef

3 cd

4.3 f

1.8 f

0.50 e

1.3 efg

28.2 fg

Weed free

-

0 f

0 f

0 g

0 g

0 d

0 g

0 h

0 e

0 fg

0 i

Weedy check

-

5 cde

23.2a

4.5 e

44.9 a

3.3 c

33.5 b

14 d

29.5 ab

18.3 a

148.5a

+cytog. = Tank mix of the herbicide with cytogate at 0.2% (v/v).

In each column, means with the same letter have non significant difference by DMRT at P≤0.05.

 


Table-3.  Mean density and dry weight of weed species presented in Fars experiment as affected by

                            the treatments.

Ttreatment

Application

rate g ha-1

Amaranthus retroflexus

Portulaca oleracea

Echinocloa colonum

No. m-2

DW gm-2

No. m-2

DW gm-2

No. m-2

DW gm-2

Trifluralin

960

21.25 c

203.11 b

23.25 d

104.75 bc

30.75 c

100.01 c

Trifluralin

1200

16.5 cde

74.30 e

23 d

101.55 bc

28.75 c

94.33 cd

Ethalfluralin

990

15.75 de

135.11cd

21.5 d

100.25 bc

28.75 c

92.05 cd

Ethalfluralin

1160

12.75 ef

137.11cd

21.25 d

114 b

25 c

87.14 d

Diuron

2400

15.25 de

117.22 d

28.25 cd

100.50 bc

22.5 c

46.37 e

Trifloxysulfuron

7.5

38.25 b

151.20 c

44.25 b

91.32 c

54.5 b

45.77 e

Trifloxysulfuron

7.5 +cytog.

9 fg

45.66 f

24.25 d

101.55 bc

54.63 b

77.30 de

Trifloxysulfuron

11.25

19 cd

77.32 e

37.5 bc

61.5 de

56.25 b

125.5 bc

Trifloxysulfuron

11.25 +cytog.

5.5 gh

38.5 fg

23 d

77.41 cd

52.63 b

138.5 abc

Trifloxysulfuron

15

9 gh

58.9 ef

28.5 cd

110 b

54.88 b

141.3 ab

Trifloxysulfuron

15 +cytog.

3.25 hi

23.50 g

17.5 d

90.11c

50.63 b

105 c

Weed free

-

0 i

0 h

0 e

0 e

0 d

0 f

Weedy check

-

64 a

309.45 a

60.5 a

170.56 a

67.88 a

150 a

+cytog. = Tank mix of the herbicide with cytogate at 0.2% (v/v).

In each column, means with the same letter have non significant difference by DMRT at P≤0.05.

 

 

Table-4.  Means of number of bolls plant-1, plant height, number of branches plant-1 and lint yield of cotton in

               experiments as affected by the treatments.

Treatment

Application rate g ha-1

Varamin

Fars

Khorasan

Boll number

Plant-1

No. of branches

Plant-1

Lint yield kg ha-1

Boll number

Plant-1

No. of branches

Plant-1

Lint yield kg ha-1

Boll number

Plant-1

No. of branches

Plant-1

Lint yield kg ha-1

Trifluralin

960

12.6 bcde

2.2 bcd

765.3bcd

10.75 def

8 c

575 ef

16.31d

7.625 de

2806 ef

Trifluralin

1200

12.0 bcde

1.9 bcd

479.0bcd

12 cde

8 c

775 c

19.31bc

8.5 bcde

3053cdef

Ethalfluralin

990

11.4 de

1.31 d

494.5bcd

11.8 cde

8.5 c

525 fg

17.81cd

8.19 bcde

2898 def

Ethalfluralin

1160

11.9 bcde

1.75 cd

486.1bcd

10 fg

8.75 c

500 fg

19.88 bc

8.82 bcde

3287 bc

Diuron

2400

12.81bcde

1.19 bcd

1167.5bcd

13.5 bcd

7.5 de

400 fg

16.69 d

7.5 e

2816 ef

Trifloxysulfuron

7.5

11.25 de

1.25 d

328.2cd

8.25 fg

11.5 b

425 fg

19.69 bc

8.88 bcde

2707 f

Trifloxysulfuron

7.5 +cytog.

13.69 bc

2.1 bcd

1278.9bc

11.8 cde

7.75 de

100 d

20.5 ab

9 bcd

3111cde

Trifloxysulfuron

11.25

11.56 cde

1.5 d

290.9cd

11.5 cde

5.0 f

620 ef

20.5 ab

9.19 bc

3423 abc

Trifloxysulfuron

11.25 +cytog.

13.94 b

3.37 b

1503.2b

14.5 bc

10.0 bc

1350 c

22.3 a

10.56 a

3626 ab

Trifloxysulfuron

15

11.44 cde

1.44 d

752.5bcd

12.25 cde

7.75 de

625 ef

18.2 bcd

8 cd

3214 cd

Trifloxysulfuron

15 +cytog.

13.12 bcd

2.3 bcd

1535.0b

16.25 b

10.0 b c

1675 b

19.25 bc

9.5 ab

3113 cde

Weed free

-

19 a

8.81a

2132.87a

19.25 a

14.75 a

2600 a

22.31a

10.6 a

3771 a

Weedy check

-

0.69 f

0.69d

50.2d

7.25 g

6.0 f

300 g

11.44 e

4 f

1019 g

+cytog. = Tank mix of the herbicide with cytogate at 0.2% (v/v).

In each column, means with the same letter have non significant difference by DMRT at P≤0.05.