89. Which of the following is not true with context to climatic conditions required for the cultivation of maize? [] i) It requires temperature between 21°C to 27°C. ii) It requires old alluvial soil. iii) It needs heavy rainfall. iv) It needs 210 frost free days. 1) Only (i) and (ii) 2) Only (ii) and (iii) 3) Only-(iii) and (iv) 4) All of the above O 1 O 2 O 3 O 4
Answers
CLIMATIC CONDITION AND SOIL REQUIRED FRO COTTON - SHORTCUT
India is the third-largest producer of cotton in the world. Cotton grows well in drier parts of the black cotton soil of the Deccan plateau. It requires high temperature, light rainfall or irrigation, 210 frost-free days and bright sunshine for its growth. It is a Kharif crop and requires 6 to 8 months to mature.
DEFINITION
Maize is a crop which is used both as food and fodder. It is a kharif crop which requires temperature between 21
o
C−27
o
C and grows well in old alluvial soil. In some states like Bihar maize is grown in rabi season also. Use of modern inputs such as HYV seeds, fertilisers and irrigation have contributed to the increasing production of maize. Major maize producing states are Karnataka, Uttar Pradesh, Bihar, Andhra Pradesh and Madhya Pradesh.
DIFFERENT FOOD CROPS GROWN IN INDIA - SHORTCUT
Indian agriculture is largely dominated by food crops which occupy 65 percent of the total cropped area of the country. They are grown throughout the country either as a sole crop or in combination with other crops. The important food crops grown in India are rice, wheat, barley, maize, millets (jowar, bajra, ragi) and pulses (including gram and tur).
CLIMATIC CONDITION REQUIRED FOR RICE PRODUCTION - SHORTCUT
It is a Kharif crop which requires high temperature, (above 25C) and high humidity with annual rainfall above 100 cm. In the areas of less rainfall, it grows with the help of irrigation. Deltas, estuaries, flood plains and valleys of rivers provide excellent conditions for the cultivation of rice.
CLIMATIC CONDITION REQUIRED FOR WHEAT PRODUCTION - SHORTCUT
It grows best in cool, moist climate and ripens in a warm, dry climate. It requires 50 to 75 cm of annual rainfall evenly distributed over the growing season. Ideally, temperature in the range of 10
∘
C-15
∘
C is suitable for sowing; and 20-25
∘
C during the harvest.
CLIMATIC CONDITIONS AND SOIL REQUIRED FOR TEA CULTIVATION - SHORTCUT
The tea plant grows well in tropical and sub-tropical climates endowed with deep and fertile well-drained soil, rich in humus and organic matter. Tea bushes require warm and moist frost-free climate all through the year. Frequent showers evenly distributed over the year ensure continuous growth of tender leaves.
Answer:
Below are some facts about the production and use of anhydrous ammonia and other fertilizers, which most farmers use to boost nitrogen levels in the soil and raise crop yields. ... * Other common fertilizers include urea ammonium nitrate (UAN), granular urea, ammonium nitrate, and diammonium phosphate.