Crop system based on rainfall analysis in middle Himachal area Jangda Mohan Singh, Kaur Pramindra Horticulture Research Centre, Dr. Yaswant Singh Parmar Horticulture and Forestry, Vishwa Vidhyalaya, Seubag, Distt. Kulu - 175138, (H.P.). Abstract In the present studies the data of daily rainfall was analysed weekly, monthly, yearly and seasonally of the last 36 years. Result revealcd that solan received average annual rainfall to the tune of 1315.6 mm and Kulu to the tune of 948.5 mm. All per the seasonal distribution of the rainfall in Solan, 17.8%, 66%, 2.6% and 13.5%, where in Kulu, 29.9%, 41.8%, 5.7% and 22.6% rainfall received in summer, south-west, north-east and winter season, respectively. During the study, Solan received more than normal in seven years and normal and less than normal in 24 years, whereas Kulu received more than normal in 4 years and normal or less than normal in 27 years. At both of the place July was found most wet and November was most dry month. Solan had 50% month normal, 39%, abnormal and 11% dry, where as in Kulu it was 62, 30, 8%, respectively, In solan out of total abnormal months, 66% of the time observed during Oct–May and at Kulu it was observed 65% during Sept–Jan. The probibility of rainfall in one week (10, 20, 75mm) was observed in Solan during 25–30 weeks. Where as in Kulu it was maximum in 26–36 week, During this period the rainfall water can be stored in ponds so that it can be used for irrigation. Top |