New Delhi, Aug. 17 -- After pulling India back from a near 40% rainfall deficit at the end of June, the southwest monsoon is losing momentum again. The all-India rainfall deficit remained stuck at 12% as of August 13 despite widespread showers in the first half of August, and forecasts suggest rainfall could weaken further through the month. Soybean, maize, paddy and other kharif crops are now entering the growth stages that determine final yields, and experts say the next fortnight could decide whether the uneven monsoon dents productivity. The sowing season has virtually ended. Agriculture ministry data show kharif crops were sown over an area about 2% lower than a year earlier as of August 14. P4...