|
Fertilizers in the U.S. are classified by their content of K, potassium, P, phosphorus, & this, N |
nitrogen
|
$200 |
J |
GARDENING |
1996-05-03 |
#2700 |
|
Bean plants improve the soil because nodules on their roots "fix" this element |
nitrogen
|
$500 |
J |
GARDENING |
1994-02-07 |
#2176 |
|
5-10-10 fertilizer contains 5% this nutrient, 10% phosphorus & 10% potassium |
nitrogen
|
$400 |
J |
GARDENING |
1992-10-15 |
#1864 |
|
A fertilizer is said to be complete it if contains phosphorus, potassium & this element |
nitrogen
|
$600 |
DJ |
GARDENING |
1991-12-11 |
#1678 |