“文殊河,天下梯,一年发水两年饥;文殊河,弯弯腰,家家户户水上漂。”这首歌谣流传了几百年,一直在诉说着文殊河给沿岸人民带来的深重灾难……文殊河,是河南省汝南、正阳两县的界河,发源于汝南、正阳和确山三县交界的宋店,流经七个乡镇,至平与县老湾村入汝河故道,全长57公里,河道比降千分之一,流域面积308平方公里,有18万人口,耕地38万亩。文殊河断面上大下小,坡陡河弯,是造成下游 Manshu River, the world ladder, water two years a year of hunger; Manjusri River, bending over, every household water drift. "This song spread for hundreds of years, has been telling the Manchu River to the coast of the people brought great disaster ... ... Manjusri is the boundary river between Runan and Zhengyang counties in Henan Province. It originates from the Song shop at the junction of Runan and Zhengyang and indeed Shanxian three counties. It flows through seven townships to the old Ruwanhe , A total length of 57 kilometers, one-thousandth lower than the river, the drainage area of ​​308 square kilometers, a population of 180,000, 38 acres of arable land. Manshu River section under the small, steep slope bend, is caused by the downstream