GENERAL KNOWLEDGE

GK

SOIL AND AGRICULTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
For waterlogged rice cultivation, the fertilizer that may be avoided is -
A
Urea
B
Sodium nitrate
C
Ammonium chloride
D
None of these
Explanation: 

Detailed explanation-1: -Add 60 kg of nitrogen through 130 kg of urea per acre in three splits, 1/3 at transplanting, 1/3 three weeks after transplanting and the remaining 1/3 six weeks after transplanting. Apply the same amount of phosphorus as to the normal soils.

Detailed explanation-2: -Japanese method of rice cultivation is highly adapted in India because the method includes the use of high yielding varieties of seeds. Initial raising of the seedling is done in the nursery and is protected from initial infections and then transferred to fields and planted in rows to make weeding easy.

Detailed explanation-3: -The fields are initially plowed and fertilizer is applied which typically consists of cow dung, and then the field is smoothed. The seeds are transplanted by hand and then through proper irrigation, the seeds are cultivated. Rice grows on a variety of soils like silts, loams and gravels.

There is 1 question to complete.