近年来，江苏东台市城郊菜农应用竹木结构简易塑料中棚栽培无公害蔬菜———蕹菜，上市期比常规栽培提早３０～４０天，品质优、效益高。６６７ｍ２产值６０００多元。其栽培要点如下：一、整地施肥，扣棚增温选择土壤肥沃、保肥保水能力强的田块栽培蕹菜。播前半个月挖翻... In recent years, Jiangsu Dongtai suburbs of farmers apply bamboo simple plastic shed greenhouse pollution-free vegetables --- Bracts vegetables, listing period than the conventional cultivation of 30 to 40 days earlier, good quality, high efficiency. 667m2 output value of more than 6000 yuan. The cultivation points are as follows: First, land preparation and fertilization, buckle shed warming Select the fertile soil, fertilizer and water retention capacity of the plots of cultivation Ipomoeae. Half a month before sowing ...