Which of the following statements can help in water conserva

| M: +2.00/-0.67

Which of the following statements can help in water conservation in agriculture?

1. Reduced or zero tillage of the land

2. Applying gypsum before irrigating the field

3. Allowing crop residue to remain in the field.

Select the correct answer using the code given below:

?????????? ??? ?? ??? ?? ??? ???? ??? ?? ??????? ??? ??? ?? ???? ???

1. ???? ?? ?? ?? ????? ?????

2. ??? ?? ?????? ???? ?? ???? ?????? ?????

3. ??? ??????? ?? ??? ??? ???? ?????

???? ??? ?? ??? ?? ????? ???? ??? ????? ?????:

[UPSC PRELIM 2017]

A (a)1 and 2 only

(a) केवल १ और २

B (b)3 only

(b) 3 ही

C (c)1 and 3 only

D (d)1, 2 and 3

(d) 1, 2 और 3

No-till farming (also called zero tillage or direct drilling) is a way of growin...

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