1958年我国棉花获得空前的大丰收,全国棉花总产量比1957年增加了一倍,各地都出现了许多大面积高额丰产的典型,单产达到100斤皮棉以上的棉田约占全国棉田总面积的十分之四左右。1958年棉花丰产的经验是极其丰富的,现就土、肥、水、种、密、管筹六方面介绍一些主要的经验:土棉花是深根作物,深耕的棉田,棉花主根扎 In 1958, China’s cotton gained an unprecedented bumper harvest. The total output of cotton in the country doubled that of 1957. There were many typical large-area and high-yielding crops in all parts of the country. The total area of ​​100% About four tenths. The experience of cotton yield in 1958 is extremely rich. Now we introduce some major experiences on soil, fertilizer, water, species, density and management. Soil cotton is a deep-rooted crop, plowed cotton field and cotton root bar