30 Jan Agronomical Practices in soybean cultivation
सोयाबीन की खेती की शस्य क्रियाऐं Globally legumes play vital role in human nutrition since they are rich source of protein, calories, certain minerals and vitamins. Among which soybean is probably the largest source of vegetable seed oil (20%) and protein (40%). Owing the nutritional and health benefits of soybean, it excited the growers in recent years. US, Argentina, Brazil and China claims as the biggest producers of this super crop, the modern technologies and changes in their agronomic practices is worth to discuss on its possibility in Indian scenario. Area of Cultivation Production of soybean in India (4% of global) at the present time is restricted mainly to Madhya Pradesh, Uttar Pradesh Maharashtra and Gujarat. It is also grown on a small acreage in Himachal Pradesh, Punjab and Delhi. Season of growing soyabean Soybean grows well in warm and moist climate. A temperature of 26.5 to 30°C appears to be the optimum for most of the varieties. Soil temperatures of 15.5°C or above favor rapid germination and vigorous seedling growth. A lower temperature tends to delay the flowering. Day length is the key factor in most of the soybean varieties as they are short day plants. In northern India soybean can be planted from third week of June to first fortnight of July. Soil for...