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一、胡萝卜
1.简介
伞形花科胡萝卜属。原产于阿富汗。二年生草本植物,2~3回羽状复叶,小叶狭披针形,绿色,被茸毛,叶柄较长,花小,白色。直根肥大,呈圆锥形和圆柱形,颜色多样。
2.对环境条件要求
3.栽培过程及管理
(1)播种 将种子撒播在细碎的培养土上,盖土厚度为0.5~1厘米左右,用细孔喷壶浇透水,保温保湿,15天左右出苗。
(2)间苗及定苗 出苗后及时分次间苗,幼苗5~6片真叶时定苗,苗距10~12厘米。
(3)水肥管理 肉质根膨大前,保持土壤湿润即可。肉质根膨大时要保证水分的充足供应,浇水要均匀。胡萝卜生长前期需肥不多,在施足基肥的基础上中后期追施复合肥2~3次,追肥可结合浇水进行。
(4)采收 心叶呈黄绿色,外叶稍枯黄,根头部稍露出土,可采收。
(5)营养及食用 胡萝卜富含糖类、挥发油、多种维生素。直根供食用,可生食、炒食和煮食,还可做蜜饯,制饮料等。
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-240.jpg?sign=1739317645-6ooyhHJr7yLRaf1xR5TOnjESyLecObdj-0-0d34dbf9bfce6f95b6788549ed6dfcaa)
图2-1-1 胡萝卜种子
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-243.jpg?sign=1739317645-XYoJsXT385zVczbhvq3of4TorXXmciTx-0-79f97539cebf0cfd8b787a104f66fa2e)
图2-1-2 2015-11-4胡萝卜播种后21天,两片子叶,一片真叶
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-244.jpg?sign=1739317645-j5FiRexujXkk0iURHJvJWAKpeya0LkIp-0-9b846e9043dd02c90b2e6af4b80d7db4)
图2-1-3 2015-11-8胡萝卜播种后25天
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-245.jpg?sign=1739317645-AGTTFkpnIxnStqXmbmbanrEXqMD1KPhS-0-3167f98b0e2cbcf82282b33629d1e031)
图2-1-4 2015-11-14胡萝卜播种后31天
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-246.jpg?sign=1739317645-Crf3h9XIeqU6TMMf4Zre3Q5OErEkctCl-0-aee5a59d16494b0a855760aa30f85e98)
图2-1-5 2015-11-21胡萝卜播种后38天
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-247.jpg?sign=1739317645-HtQL7sU7SNcJOe7DBWqqnpjsSZeIkwez-0-1ef367e552a55815dec5d43d43660fb3)
图2-1-6 2015-11-28胡萝卜播种后45天
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-248.jpg?sign=1739317645-cdS3vg7igR3b7Q2wbmKfEegK9kScFKGn-0-2d8b550c3b755bb27537e41e0268d997)
图2-1-7 2015-12-5胡萝卜播种后52天
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-249.jpg?sign=1739317645-BA5mVLqg52N3k3GpSM7buDFMAvKYQuFZ-0-28a22b31f700a285dc555514d257948c)
图2-1-8 2015-12-12胡萝卜播种后59天
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-250.jpg?sign=1739317645-fWtg1sN7g4Kxca2sf5wyTYYbYbJUQhog-0-6ccd334358f75d9166129d279a357cb8)
图2-1-9 2015-12-26胡萝卜播种后73天
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-241.jpg?sign=1739317645-fvYiSzwzzcMZuo3eCGx99pHa5xZ6Gpwz-0-d39d45edf9e714027f037a29f926918d)
图2-1-10 2015-12-26胡萝卜播种后73天,采收(蓝色盆)
![](https://epubservercos.yuewen.com/82FAAF/11203271604286706/epubprivate/OEBPS/Images/1-242.jpg?sign=1739317645-PWQpncUvPwGGappOInKlxyNPnS3wtY58-0-14fcaebff272505aa68bba2b10ccf603)
图2-1-11 2016-1-15胡萝卜播种后101天,采收(红褐色盆)