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卢龙县蛤泊乡东街村张平，1995年春季，利用大棚种植胡萝卜0．3亩，产量达1095公斤，总收入3780元，折合亩产朋故卜3650公斤，亩收入12600元．他的具体措施是：一、选用适宜品种由于胡萝卜是春播夏收，正值气温先抵后高的时候，不符合胡萝卜生长发育的要求，所以春播时宜选用抽
Zhang Ping, Dongbu Village, Clam Park Township, Lulong County In the spring of 1995, 0.3 mu of carrots were planted in greenhouses with a yield of 1,095 kilograms and a total income of 3,780 yuan, equivalent to 3,650 kilograms of mu yield and 12,600 yuan of mu income. His specific measures are: First, the selection of suitable varieties As carrots are sowing in the spring, when the temperature arrived first arrived after the high, does not meet the requirements of the growth and development of carrots, so the spring should be selected pumping pumping