re the two crops (to differ) in the structure of the roots.
3 Some soils are rich in all kinds of food (to require) by plants.
4. The grain crops (to require) cool conditions for their best growth are wheat, barley, oats and rye.
5. Crop production can be raised by (to cultivate) new land or by (to increase) crop yields.
6. We know many environmental factors (to influence) the growth of farm crops.
7. Corn, sorghum, rice and millets are the crops (to adapt) to conditions of short day.

Ответы: 1
Деня Сокил
2017-11-15 11:27
Is obtained ……grown differing is requiring require cultivating increasing influencing addapting