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Results for Potassium Fertilizer Study in Experiment 5.
|
---------------------------------------Ammonium Toxicity Ratings (Stem lesions)-------------------------------------------- |
|
--------------------------------------------------Material added (g/pot)---------------------------------------------------------- |
|
Greensand |
Kelp |
Wood Ashes |
KCl |
|
0 ..... 3 |
0 ..... 3 |
0 ..... 3 |
0 ...... 3 |
|
15 ....3 |
5 ..... 3 |
2 ......1 |
0.3.... 1 |
|
30 ....2 |
10 ....1 |
4 ..... 1 |
0.6 ... 1 |
|
60 ... 2 |
20 ....0 |
8 ..... 0 |
1.2 ... 0 |
|
120 ..1 |
40 ... 0 |
16 ... 0 |
2.5 ... 0 |
|
------------------------------------Tomato Shoot Weights at Harvest, g/plant------------------------------------------------ |
|
Greensand |
Kelp |
Wood Ashes |
KCl |
|
0 .......60 |
0 .......63 |
0 .....64 |
0 ..... 51 |
|
15 .....64 |
5 ......94 |
2 .....50 |
0.3 ...107 |
|
30 .....81 |
10 ...106 |
4 .....74 |
0.6 .. 116 |
|
60 .....83 |
20 .....64 |
8 ...120 |
1.2 .. 130 |
|
120 .. .92 |
40 .....49 |
16 ....55 |
2.5 .. ..86 |
Results for Potassium Fertilizer Study in Experiment 5. Fall 1999
Night Class Only
|
---------------------------------------Ammonium Toxicity Ratings (Stem lesions)-------------------------------------------- |
|
--------------------------------------------------Material added (g/pot)---------------------------------------------------------- |
|
Greensand |
Kelp |
Wood Ashes |
KCl |
|
0 ..... 2 |
0 ..... 3 |
0 ..... 3 |
0 ...... 3 |
|
15 ....3 |
5 ..... 2 |
2 ......1 |
0.3.... 0 |
|
30 ....1 |
10 ....0 |
4 ..... 1 |
0.6 ... 0 |
|
60 ... 1 |
20 ....0 |
8 ..... 0 |
1.2 ... 0 |
|
120 ..1 |
40 ... 0 |
16 ... 0 |
2.5 ... 0 |
|
------------------------------------Tomato Shoot Weights at Harvest, g/plant------------------------------------------------ |
|
Greensand |
Kelp |
Wood Ashes |
KCl |
|
0 .......60 |
0 .......82 |
0 .....92 |
0 ..... 90 |
|
15 .....95 |
5 ....120 |
2 ...105 |
0.3 ....83 |
|
30 .....89 |
10 ....90 |
4 ...121 |
0.6 .. 133 |
|
60 .....88 |
20 ....82 |
8 ...155 |
1.2 .. 136 |
|
120 ..117 |
40 ....65 |
16 ..134 |
2.5 .. 127 |
Results for Potassium Fertilizer Study in Experiment 5. 1999
Sections 1 & 2, March 24, 1999.
(SEE TABLES FOLLOWING THESE TABLES FOR THE RESULTS FROM THE
SPRING 1999 NIGHT CLASS).
|
---------------------------------------Ammonium Toxicity Ratings (Stem lesions)-------------------------------------------- |
|
--------------------------------------------------Material added (g/pot)---------------------------------------------------------- |
|
Greensand |
Kelp |
Wood Ashes |
KCl |
|
0 ..... 3 |
0 ..... 3 |
0 ..... 3 |
0 ...... 3 |
|
15 ....2.5 |
5 ..... 1.5 |
2 ......1.5 |
0.3.... 1 |
|
30 ....2.5 |
10 ....0 |
4 ..... 1 |
0.6 ... 0 |
|
60 ... 1.0 |
20 ....0 |
8 ..... 0 |
1.2 ... 0 |
|
120 ..0.5 |
40 ... 0 |
16 ... 0 |
2.5 ... 0 |
|
------------------------------------Tomato Shoot Weights at Harvest, g/plant------------------------------------------------ |
|
Greensand |
Kelp |
Wood Ashes |
KCl |
|
0 ......108 |
0 .....110 |
0 ...110 |
0 ..... 91 |
|
15 ....107 |
5 ....137 |
2 ...120 |
0.3 .. 140 |
|
30 ....107 |
10 ..144 |
4 ...125 |
0.6 .. 156 |
|
60 ....120 |
20 ..138 |
8 ...144 |
1.2 .. 159 |
|
120 .. 136 |
40 ....97 |
16 ..155 |
2.5 .. 161 |
RESULTS FROM NIGHT CLASS: APRIL 14, 1999.
|
---------------------------------------Ammonium Toxicity Ratings (Stem lesions)-------------------------------------------- |
|
--------------------------------------------------Material added (g/pot)---------------------------------------------------------- |
|
--------Greensand----------- |
----------Kelp--------------- |
---------Wood Ashes-------- |
-----------KCl--------------- |
|
0 .......3 |
0 .....3 |
0 .....2 |
0 ........2 |
|
15 .....2 |
5 .....3 |
2 .....0 |
0.3 .....0 |
|
30 .....2 |
10 ...1 |
4 .....0 |
0.6 .....0 |
|
60 .....0 |
20 ...0 |
8 .....0 |
1.25 ...0 |
|
120 ..0 |
40 ...0 |
16 ...0 |
2.50 ...0 |
|
------------------------------------Tomato Shoot Weights at Harvest, g/plant------------------------------------------------ |
|
--------Greensand----------- |
----------Kelp--------------- |
---------Wood Ashes-------- |
-----------KCl--------------- |
|
0 ........138 |
0 ........ 81 |
0 ........ 140 |
0 ......... 160 |
|
15 ......159 |
5 .........95 |
2 ........ 177 |
0.3 ...... 197 |
|
30 ......158 |
10........59 |
4 ........ 178 |
0.6 ...... 176 |
|
60 ......192 |
20 .......93 |
8 ........ 180 |
1.25 .....172 |
|
120 ....175 |
40 .......15 |
16 ...... 146 |
2.50 ..... 242 |
|
---------------------------------------Ammonium Toxicity Ratings (Stem lesions)-------------------------------------------- |
|
--------------------------------------------------Material added (g/pot)---------------------------------------------------------- |
|
Greensand |
Kelp |
Wood Ashes |
KCl |
|
0 ..... 3 |
0 ..... n/a |
0 ..... 3 |
0 ...... n/a |
|
15 ....3 |
5 ..... 2 |
2 ......0 |
0.3.... 2 |
|
30 ....1 |
10 ....0 |
4 ..... 0 |
0.6 ... 0 |
|
60 ... 1 |
20 ....0 |
8 ..... 0 |
1.2 ... 0 |
|
120 ..0 |
40 ... 0 |
16 ... 0 |
2.5 ... 0 |
|
------------------------------------Tomato Shoot Weights at Harvest, g/plant------------------------------------------------ |
|
--------Greensand----------- |
----------Kelp--------------- |
---------Wood Ashes-------- |
-----------KCl--------------- |
|
0 ........69 |
0 ........ n/a |
0 ........ 179 |
0 ......... n/a |
|
15 ......65 |
5 .........102 |
2 ........ 108 |
0.3 ...... 82 |
|
30 ......75 |
10........93 |
4 ........ 151 |
0.6 ...... 117 |
|
60 ......75 |
20 ......116 |
8 ........ 195 |
1.25 .....155 |
|
120 ....95 |
40 .......183 |
16 ...... 211 |
2.50 ..... 130 |
n/a: no test run for this treatment; consider that no greensand and no wood ashes are the same as no kelp and KCl added.