| 31. | But it can also damage soil fertility and increase erosion.
|
| 32. | In addition to improving soil fertility, annelids serve humans as food and as bait.
|
| 33. | Good drainage is considered more important than soil fertility; poor drainage can stunt growth.
|
| 34. | Management of soil fertility has been the preoccupation of farmers for thousands of years.
|
| 35. | It only occurs in areas where rainfall is high and soil fertility is good.
|
| 36. | The most influential factors in stabilizing soil fertility are the soil colloids, clay and humus.
|
| 37. | The hay, available in bales at nurseries, decomposes with time and adds to soil fertility.
|
| 38. | Research in community ecology might measure species diversity in grasslands in relation to soil fertility.
|
| 39. | Manure deposited on pastures by grazing animals themselves is applied efficiently for maintaining soil fertility.
|
| 40. | An application of a balanced fertilizer in June is beneficial when soil fertility is low.
|
