
| The soil: How to improve the soil |
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FILL IN THE MISSING WORDS
A modern farmer gives his field …………………… or ……………………
In this way he gives the soil ……………………
He improves the ……………………of the soil.
He can also grow plants to mix in the soil. This is ……………………
A farmer can apply fertilizers, but fertilizers are ……………………
Fertilizers are only useful when all farming …………………… are well done.
Before farming a field, a farmer must ……………………and……………………
This requires a lot of work, so he must be sure of……………………the field for a long time.
To farm with animal power, you need a field that is……………………and
ANSWER THE FOLLOWING QUESTIONS
What is green manure?
Why' should you both grow crops and raise animals?
Why is drainage needed?
What does nitrogen do in plant food?
What should a farmer do before applying fertilizer?
How do you make manure?
Explain to a friend what manure or compost does in the soil.
Why must trees be grubbed?