W heat Fertility Experiment No. 407 Southwest Research and Extension Center Established 1966
1
WHEAT FERTILITY EXPERIMENT NO.407 Southwest Research and Extension Center Established 1966 Plot size: 28’ x 100’ Alley: 30’ Total Trial Area: 336’ x 750’ TRT Total N rate (lb N / ac) Pre-plant P rate (lb P 2 O 5 / ac) Pre-plant K rate (lb K 2 O / ac) 1. 0 0 0 2. 20 0 0 3. 40 0 0 4. 80 0 0 5. 0 40 0 6. 20 40 0 7. 40 40 0 8. 80 40 0 9. 0 40 40 10. 20 40 40 11. 40 40 40 12. 80 40 40 N applied as 46-0-0 (Urea) P applied as 0-46-0 (Triple Super Phosphate) K applied as 0-0-60 (Potash) S W N E Location: Altus 490 4 9 16 21 28 33 40 45 52 58 64 69 Rep 3 Pre-Plant N 5 10 8 2 6 7 1 3 9 11 4 12 390 25 26 27 28 29 30 31 32 33 34 35 36 360 3 10 15 22 27 34 39 46 51 58 63 70 Rep 4 Top-Dress N 1 4 5 8 6 7 9 12 10 3 2 11 260 37 38 39 40 41 42 43 44 45 46 47 48 230 2 11 14 23 26 35 38 47 50 59 62 71 Rep 5 Top-Dress N 9 7 3 2 11 4 12 6 5 8 10 1 130 49 50 51 52 53 54 55 56 57 58 59 60 100 1 12 13 24 25 36 37 48 49 60 61 72 Rep 6 Top-Dress N 3 10 8 1 4 7 9 11 6 5 12 2 61 62 63 64 65 66 67 68 69 70 71 72 0 28 56 84 112 140 168 196 224 252 280 308 336 1 , 2 – Harvest Sequence Number 1, 2 – Treatment Number 1 , 2 – Soil Sample Sequence Number OBJECTIVE: To study fertilizer nitrogen, phosphorus, and potassium in winter wheat under dry-land (rain-fed) conditions. 620 5 8 17 20 29 32 41 44 53 56 65 68 Rep 2 Pre-Plant N 9 10 8 6 2 3 1 5 11 7 12 4 520 13 14 15 16 17 18 19 20 21 22 23 24 750 6 7 18 19 30 31 42 43 54 55 66 67 Rep 1 Pre-Plant N 9 6 2 3 1 7 10 12 4 8 11 5 650 1 2 3 4 5 6 7 8 9 10 11 12 SOIL TYPE: Tillman-Hollister – fine, mixed thermic Pachic Paluestoll
-
Upload
emma-dorsey -
Category
Documents
-
view
12 -
download
0
description
W. S. N. E. W heat Fertility Experiment No. 407 Southwest Research and Extension Center Established 1966. Location: Altus. Plot size: 28’ x 100’ Alley: 30’ Total Trial Area: 336’ x 750’. SOIL TYPE: Tillman-Hollister – fine, mixed thermic Pachic Paluestoll. - PowerPoint PPT Presentation
Transcript of W heat Fertility Experiment No. 407 Southwest Research and Extension Center Established 1966
WHEAT FERTILITY EXPERIMENT NO.407Southwest Research and Extension Center
Established 1966
Plot size: 28’ x 100’Alley: 30’
Total Trial Area: 336’ x 750’
TRTTotal N rate
(lb N / ac)
Pre-plant P rate
(lb P2O5 / ac)
Pre-plant K rate
(lb K2O / ac)
1. 0 0 0
2. 20 0 0
3. 40 0 0
4. 80 0 0
5. 0 40 0
6. 20 40 0
7. 40 40 0
8. 80 40 0
9. 0 40 40
10. 20 40 40
11. 40 40 40
12. 80 40 40
N applied as 46-0-0 (Urea)
P applied as 0-46-0 (Triple Super Phosphate)
K applied as 0-0-60 (Potash)
S
W
N
E
Location: Altus
490 4 9 16 21 28 33 40 45 52 58 64 69
Rep 3Pre-Plant N 5 10 8 2 6 7 1 3 9 11 4 12
390 25 26 27 28 29 30 31 32 33 34 35 36
360 3 10 15 22 27 34 39 46 51 58 63 70
Rep 4Top-Dress N 1 4 5 8 6 7 9 12 10 3 2 11
260 37 38 39 40 41 42 43 44 45 46 47 48
230 2 11 14 23 26 35 38 47 50 59 62 71
Rep 5Top-Dress N 9 7 3 2 11 4 12 6 5 8 10 1
130 49 50 51 52 53 54 55 56 57 58 59 60
100 1 12 13 24 25 36 37 48 49 60 61 72
Rep 6Top-Dress N 3 10 8 1 4 7 9 11 6 5 12 2
61 62 63 64 65 66 67 68 69 70 71 72
0 28 56 84 112 140 168 196 224 252 280 308 336
1, 2 – Harvest Sequence Number
1, 2 – Treatment Number1 , 2 – Soil Sample Sequence Number
OBJECTIVE: To study fertilizer nitrogen, phosphorus, and potassium in winter wheat under dry-land (rain-fed) conditions.
620 5 8 17 20 29 32 41 44 53 56 65 68
Rep 2Pre-Plant N 9 10 8 6 2 3 1 5 11 7 12 4
520 13 14 15 16 17 18 19 20 21 22 23 24
750 6 7 18 19 30 31 42 43 54 55 66 67
Rep 1Pre-Plant N 9 6 2 3 1 7 10 12 4 8 11 5
650 1 2 3 4 5 6 7 8 9 10 11 12
SOIL TYPE: Tillman-Hollister – fine, mixed thermic Pachic Paluestoll
