Question
Consider the following statements regarding tillage in
India: 1. Tillage is beneficial to reduce runoff of water and reduce soil erosion. 2. Zero Tillage degrades organic matter content due to the high mineralisation of Soil. Which of the statements given above is/are correct?Solution
Tillage is the mechanical manipulation of soil with tools and implements for obtaining conditions ideal for seed germination, seedling establishment and growth of crops. The advantages of Tillage are as follows: ο A greater volume of soil may be obtained for the cultivation of crops. ο Excess water may percolate downward to recharge the permanent water table. ο Reduce runoff and soil erosion ο Roots of crop plants can penetrate deeper to extract ο Moisture from the water table.
A reaper is used for
The plant growth regulator increases the flower size of geranium and accelerates flowering in cyclamen:
In Uttarakhand, what percentage of the micro-irrigation system cost is covered by the State Government as its share for marginal farmers under the 'C' c...
What are the two wild species from which most modern edible parthenocarpic bananas originate?
Bordeaux mixture is effective to control diseases of fruit and nut trees, vine fruits, and ornamental plants. It is chemically a ____
The yellowing of older leaves at the base of a plant typically indicates a deficiency of which nutrient?
Sand percentage in sandy soil is ___
Which of the following is not a major pigment of photosynthesis?
When sub crops are sown to supplement the yield of the main crop, then the sub crops are known as?
What is the full form of IFOAM?Β