11.   But all cover crops will improve soil structure, prevent erosion and forestall the invasion of weeds.

12.   If possible, cover the new garden area with a layer of well-rotted manure, compost or both to add nutrients and to improve soil structure.

13.   Other techniques tend to destroy the soil structure, leaving a sludge behind.

14.   Tilth, soil structure, is important.

15.   Over a long time, inorganics leave behind acid radicals which lead to high acidity which can destroy soil structure.

16.   Besides, excessive use of groundwater will damage the soil structure leading to degradation of the environment, he said.