Q1. Write any four climatic condition required for the cultivation of rubber. Mention any two States which are the leading producer of rubber in India.
Answers
Answer:
(i) Temperature : It is a tree of the tropical forests, and requires a constant high temperature above 25°C. Thus, the rubber tree cannot be grown at high altitudes.
(ii) Rainfall : It needs heavy and well distributed rainfall throughout the year. The plant needs rainfall more than 200 cm.
(iii) Soil: The plant requires alluvial or laterite soil. Areas of Production :
India ranks fifth among the world’s natural rubber producers. The state of Kerala is the largest producer of rubber in India. Kerala accounts for about 91% of the total area under rubber plantation. Tamil Nadu, Karnataka and The Andaman and Nicobar islands including the Garo Hills of the Himalayas are the other producers
Rainfall of 2000 to 3000 mm evenly distributed without any marked dry season and with 125 to 150 rainy days per annum. Maximum temperature of about 29°C to 34°C and minimum of about 20°C or more with a monthly mean of 25 to 28°C. High atmospheric humidity of the order of 80%.
Kerala accounts for more than 90 percent of the total rubber production in the country. The total area under rubber cultivation in the state is 5.45 lakh hectares. Rest of the natural rubber is produced in Tamil Nadu and North East states.
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