fertilisers Flashcards
1
Q
what are the two types of fertiliser
A
organic and inorganic
2
Q
what is organic fertiliser
A
made from the faeces of a range of animals and compost from legumes
3
Q
what is inorganic fertiliser
A
inorganic compounds carefully formulated for a specific concentration of a particular ion
4
Q
advantages of organic
A
improves soil structure
greater range of minerals
releases over longer time
less cost - already available
5
Q
advantages of inorganic
A
mineral ions release immediately
- fast acting
the contents are known
easy to apply
no pests
6
Q
disadvantages of organic
A
slow acting - needs to be decomposed
more difficult to apply than inorganic fertilisers
may contain pests
7
Q
disadvantages of inorganic
A
can lead to eutrophication as fertiliser is soluble
requires regular reapplication
