10 May Improving the productivity of Grapes
अंगूर की उत्पादकता में सुधार कैसे करें। Among all the horticultural crops, grapes have received a special importance in view of its value addition into raisins. Wine grape area is around 3000 ha and production is estimated about 30000 MT with a productivity of 10MT/ha and wine production is estimated at 15 million liters from this production. Major area in the country is spread in the states of Maharashtra (to the extent of 75 to 80 percent in Nasik, Sangli, Solapur, Satara, Pune and Latur districts) followed by Karnataka (Bijapur, Bangalore, Belgaum, Gulbarga, Raichur districts), Andhra Pradesh (Hyderabad and Ranga Reddy districts) and Tamil Nadu (Theni, Coimbatore and Madurai districts) and small parts in North India states (Punjab, Uttar Pradesh, Haryana, Himachal Pradesh, Jammu & Lashmir) and East and North East states (West Bengal and Mizoram). In India grape is grown from tropical, subtropical to temperate climate. The major problems faced in tropical region are, ever growing of vines without rest period (dormancy) which is contrary to the scenario in temperate regions. Due to continuous growth and the warm and humid climate, the incidence of insect pests and diseases is more and the requirement of inputs viz., pesticides, manures and fertilizers, growth regulators and labor is almost double as compared to temperate countries. Further,...