|
FORM B CORN YIELD COUNTS 2008 |
|
NATIONAL AGRICULTURAL STATISTICS SERVICE |
|
YEAR, CROP, FORM, MMDD (1 – 7)
8 4 3 ____ ____ ____ ____ |
|
|
|
|
|
|
|
|||||||
|
|||||||
|
|||||||
|
|||||||
|
|
|
Date: |
|
1. Has operator applied pesticides with organophosphorous content to the sample field? |
YES NO |
If YES, enter latest application date and name of pesticide . |
|
|
|
UNIT 1 |
|
UNIT 2 |
2. UNIT LOCATION CODE . . . . . |
1 First visit to lay out unit 2 Unit relocated this month 3 Sample unit laid out previously |
Enter Code |
302 |
|
307 |
Go to item 4 when coded 3; otherwise go to item 3. |
|||||
|
|
|
3. ROW SPACE MEASUREMENTS |
|
UNIT 1 |
|
UNIT 2 |
||
a. Measure distance from stalks in Row 1 to stalks in Row 2 . . . . . |
Feet & Tenths |
303 |
. ____ |
|
304 |
. ____ |
b. Measure distance from stalks in Row 1 to stalks in Row 5 . . . . . |
Feet & Tenths |
305 |
. ____ |
|
306 |
. ____ |
|
|
|
|
|
|
|
Designated Measurement Areas: |
MATURITY CODES FOR ITEM 4 |
|||||||||||
|
For Month Aug. 1 Sept. 1 Oct. 1 Nov. 1 |
Use Area Beyond Unit 1, Row 1 Unit 1, Row 2 Unit 2, Row 1 Unit 2, Row 2 |
Maturity Code |
|||||||||
2 = Pre-Blister 3 = Blister 4 = Milk |
5 = Dough 6 = Dent 7 = Mature |
|||||||||||
Husk the first 5 ears or silked ear shoots beyond the unit in the designated measurement area and examine for maturity. Enter the maturity code in the box for the corresponding ear, sum the five maturity codes and enter the total in cell 301. If ears or silked ear shoots are not yet present, Check and complete item 9 only. |
||||||||||||
|
||||||||||||
|
|
EAR NUMBER |
TOTAL OF 5 EARS |
|||||||||
|
|
1 |
2 |
3 |
4 |
5 |
||||||
4. MATURITY CODE of first 5 ears or silked ear shoots . . . . |
|
|
|
|
|
301 |
||||||
|
|
|
|
|
||||||||
a. Will harvest occur within 3 days?
NO Go to item 4b
YES Complete items 9, 12, 13, 14 & 15. |
b. Are three or more ears in maturity code 7?
NO Go to item 4c
YES Complete items 9, 12, 13, 14 & 15. |
|||||||||||
c. Does item 301 equal 23 or more?
NO Go to item 4d
YES Complete items 5, 6, 7, 8, 9 & 12. |
d. Does item 301 equal 13 to 22?
NO Complete items 9, 10, 11 & 12.
YES Complete items 5, 6, 7, 9, 10, 11 & 12. |
|
EAR NUMBER |
||||||||||||||||||||||
5. Maturity code of each of the first 5 ears Code 3 or higher (copy maturity from item 4. Replace Code 2 ears with next code 3 or higher.) . . . . . . . . . . . . . . . . . . . |
|
1 |
2 |
3 |
4 |
5 |
|||||||||||||||||
Code |
320 |
321 |
322 |
323 |
324 |
||||||||||||||||||
6. Average length of kernel rows (item 5 ears) . . . . . |
Inches & Tenths |
326 |
. ____ |
327 |
. ____ |
328 |
. ____ |
329 |
. ____ |
330 |
. ____ |
||||||||||||
7. Diameter of the ear one inch from the butt of the cob. (item 5 ears) . . . . . . . . . |
Millimeters & Tenths |
336 |
. ____ |
337 |
. ____ |
338 |
. ____ |
339 |
. ____ |
340 |
. ____ |
||||||||||||
8. Are 3 or more ears (item 5) in maturity code 6 or 7? |
|||||||||||||||||||||||
NO – Continue with item 9.
YES - ► 1 Harvest the first 5 ears beyond the unit which are coded 6 or 7. ► 2 Place the third and fourth ears in a cloth bag. ► 3 Place the other three (first, second and fifth) ears in another cloth bag. ► 4 Place the bag with the third and fourth ears in the bag with the other three ears. ► 5 Complete a sample ID tag and mail to the Regional Lab. ► 6 Check Here when complete. |
|||||||||||||||||||||||
COUNTS WITHIN 15 FOOT UNITS |
UNIT 1 |
UNIT 2 |
|||||||||||||||||||||
ROW 1 |
ROW 2 |
ROW 1 |
ROW 2 |
||||||||||||||||||||
9. Number of stalks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
331 |
332 |
333 |
334 |
|||||||||||||||||||
10. Number of stalks with ears or silked ear shoots (item 10 cannot exceed item 9 for any row.) . . . . . . . . . . . . . . . . . . . . . |
341 |
342 |
343 |
344 |
|||||||||||||||||||
11. Number of ears and silked ear shoots (item 11 MUST equal or exceed item 10 for any row.) . . . . . . . . . . . . |
351 |
352 |
353 |
354 |
|||||||||||||||||||
12. Number of ears with evidence of kernel formation (item 12 cannot exceed item 11 for any row.) . . . . . . . . . . . . . . . . . . . . |
361 |
362 |
363 |
364 |
|||||||||||||||||||
HARVESTING SAMPLE UNITS |
|
|
|||||||||||||||||||||
13. HUSK and TAG the 3rd and 4th ears in Row 1 of both units. Husk remaining ears and weigh ALL ears with grain in Row 1 of each unit regardless of maturity stage. Number of ears husked with grain (include 3rd and 4th ears) . . . . . . . . . . . Verify: Cell 312 equals item 12 cell 361 and Cell 313 equals item 12 cell 363 |
|
UNIT 1, ROW 1 |
UNIT 2, ROW 1 |
||||||||||||||||||||
Number |
312 |
313 |
|||||||||||||||||||||
|
|
|
|
||||||||||||||||||||
14. Weight of ears with grain from Row 1 of each unit (include 3rd and 4th ears, exclude weight of containers). . . . . . . . . . |
Pounds & Tenths |
314 |
. ____ |
315 |
. ____ |
||||||||||||||||||
15. Place 3rd and 4th ears of Row 1 in separate plastic bags for each unit. After completing items 13 and 14, send Form B to the State Office and Send 3rd and 4th ears to the Regional Lab. |
|
|
|||||||||||||||||||||
16. Did you leave the ears of corn where the operator requested? |
|
|
|
||||||||||||||||||||
YES NO |
|
|
|
ENUMERATOR COMMENTS: |
|
|
|
|
|
|
|
|
ENUMERATOR: |
Enumerator Number |
390 |
17. Did a supervisor assist you in working this sample? YES NO |
Supervisor Number |
391 |
|
Evaluation |
393 |
|
|
UNIT 1 |
|
STATUS CODE |
380 |
File Type | application/msword |
File Title | Project Code 104 QID 120032 B |
Author | USDA |
Last Modified By | hancda |
File Modified | 2008-05-19 |
File Created | 2008-05-19 |