Table 1. Yield of sweet corn at different within-row plant spacings, R. C. Hatton, Inc., Prewitt Village (USSC), Belle Glade, FL, Spring 2001. z

Spacing

Plants per acre

% plant stand

No. unhusked earsy

Avg. unhusk ear wt. (lbs.)

No. of plants

Ears

% plts. market ears

Market ears/acre

Crates/A

Crate wt.

At 42 lbs/cr

Desired

Actual

Desired

Acutal

Totalx

Market

60 ears

54 ears

60 ears

54 ears

Crate per acre

Ears per crate

A&C 945

                           

9

10.2

23231

20522

88.3

19.3

0.82

26.5

25

24

91

18586

310

344

49.3

44.3

364

51.2

8

8.9

26136

23522

90

17.8

0.77

27

25.5

24.5

91

21344

356

395

46.3

41.6

391

54.5

7

7.8

29870

26881

90

16.3

0.68

27

27

24

89

23894

398

443

40.5

36.5

384

61.8

6

6.9

34848

30202

86.7

18

0.67

26

25

23

88

26717

445

495

40.2

36.2

424

62.7

Rogers 9686

                           

9

9.1

23231

23077

99.3

29.3

0.87

29.8

29.8

29.3

98

22651

378

420

51.9

46.7

468

48.3

8

8.5

26136

24665

94.3

27

0.81

28.3

27.8

26.3

93

22869

381

424

48.5

43.6

441

51.9

7

6.8

29870

30864

103

29.5

0.74

31

30.5

28.5

92

28375

473

526

44.1

39.7

497

56.8

6

6

34848

34848

100

27.5

0.69

30

29

25

83

29040

484

538

41.4

37.3

478

60.9

A&C Ss8102 BC

                         

9

9.4

23231

22303

96

28

0.76

28.8

28.3

27.5

96

21296

355

394

45.4

40.9

384

55.3

8

8

26136

26136

100

28.8

0.73

30

29.8

27.8

92

24176

403

448

44

39.6

422

57.5

7

7

29870

29669

99.3

28.8

0.7

29.8

29.5

28

94

27877

465

516

42.2

37.9

466

60

6

6.2

34848

33686

96.7

28.5

0.69

29

28.5

27.8

96

32234

537

597

41.1

37

527

60.9

Average

                           

9

9.5

23231

21967

94.6

25.5

0.82

28.4

27.7

26.9

95

20844

348

386

48.9

44

405

51.2

8

8.4

26136

24771

94.8

24.5

0.77

28.4

27.7

26.2

92

22796

380

422

46.2

41.6

418

54.5

7

7.2

29870

29138

97.5

24.9

0.71

29.3

29

26.8

92

26715

445

495

42.3

38

449

59.2

6

6.4

34848

32912

94.4

24.7

0.68

28.3

27.5

25.3

89

29330

489

543

40.9

36.8

476

61.8

                                   

945

8.45

28521

25282

88.8

17.9

0.74

26.6

25.6

23.9

90

22635

377

419

44.1

39.6

391

56.8

Rogers

7.6

28521

28364

99.2

28.3

0.78

29.8

29.3

27.3

92

25734

429

477

46.5

41.8

471

53.8

8102BC

7.65

28521

27949

98

28.5

0.72

29.4

29

27.8

95

26396

440

489

43.2

38.8

449

58.3

Figure No.       8           6 7 5

z Seeded 22 Feb 2001 on R. C. Hatton, Prewitt Village Location, Belle Glade, FL. Average of 4 replications on 30 inch row spacing. Mid-silk occurred 15-21 April (52 to 58 days after seeding). Ears harvested 8 - 11 May (75-78 days after planting).
y Number of ears which were weighed. Ears not weighed included those with bird damage (mostly A&C 945) and undeveloped or immature ears.
x Including undeveloped or immature ears.