2. The yield of wheat would be much higher if we applied more fertilizers.

3. If we were botanists we should know the difference between the roots of cereals and those of legumes.

4. This crop will develop well if planting is done at the due temperature.

5. If the new variety is better than the one replaced, the farmers will grow it widely.

6. This variety would be grown on our farm, if it were more drought resistant.

7. If the soil contains too much moisture, corn will not do well on it.

8. If the soil had been better, we should have grown corn.

9. Specify the sentences in which the verb should is equivalent to the Russian particle « бы ».

1. If you could come to our farm we should show you our experimental plots.

2. All cereal crops should be grown on well-prepared soils.

3. We had obtained a good yield, if we should have applied more nitrogen into the soil.

4. Every student should know the difference between the roots of alfalfa and those of wheat.

5. If this crop were resistant to lodging, we should grow it for grain.

10. Translate the following sentences paying attention to the conjunctions if, unless, provided.

1. Unless there is enough moisture in me soil the seed will not germinate.

2. Provided temperature conditions of the late summer are not favourable, grain will not ripen properly.

3. The seed would germinate earlier, if there were more moisture in the soil.

4. If the rate of seeding were too high, the plants would have not enough water and nutrients for their growth.

5. Poor results may be obtained with this crop unless it is sown in a warm and moist soil.

6. Good stands can be obtained, provided high-quality seeds are used.

7. Provided the soil is not moist enough at planting time, irrigation should be applied.

8. If a seed placed under favourable conditions does not germinate, it is in a dormant state.

11. Specify the sentence numbers containing the Absolute Participle Construction. Translate them

1. The plants developed well because of their having been planted into warm and moist soil.

2. There existing some high-yielding varieties of corn, farmers grow those that are best adapted to their soil and climatic conditions.