
2014-08-03

2014-08-01

2014-06-26

2013-11-14

2013-11-11

2013-09-13

2013-06-26

2013-05-05

2013-04-05

2013-02-03

2013-01-12

2012-10-29

2012-06-16

2012-06-12

2012-05-22

2012-05-21

2012-05-07

2012-05-07

2012-05-05
蔬菜中含有大量水分,通常为70%~90%,此外便是数量很少的蛋白质、脂肪、糖类、维生素、无机盐及纤维素。判断蔬菜营养价值的高低,主要是看其所含维生素B、C、胡萝卜素量的多少

2011-03-04