|
|
|
3
|
found on a graph, indicates that response of grass to nitrogen is good (8/4)
|
|
5
|
grass shoul dbe growing fast in this month
|
|
6
|
not found in the atmosphere so much these days
|
|
7
|
one form of nitrogen found in the soil
|
|
10
|
where the response to nitrogen falls below 10kg/ha of dm (6/8)
|
|
11
|
important nutrient for root development and growth
|
|
12
|
in poorly drained soils this can get turned into a gas
|
|
|
|
|
|
|
1
|
one sign of potash deficiency
|
|
2
|
where the response to more nitrogen becomes negative (7/8)
|
|
4
|
becareful with nitrogen fertiliers here
|
|
8
|
used by the plant in the function of water transport
|
|
9
|
nitrogen is used for this
|
|
|
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