Expressing "rich" with 丰富 and 丰盛
The adjectives 丰富 and 丰盛 have the same meaning "rich", but differ slightly in usage.
The adjective 丰盛
The adjective 丰盛 
can only be used with words referring to food and eating.
can only be used with words referring to food and eating.Examples
他们吃了一顿丰盛的早餐
They had a good breakfast
tāmen chī le yí dùn fēngshèng de zǎocān
吃得那么丰盛，妹妹很高兴
My sister was happy to have a good meal
chī de nàme fēngshèng, mèimei hěn gāoxìng
丰盛 is often used with the following words:
晚餐
菜
食物
大餐
菜
食物
大餐 The adjective 丰富
The adjective 丰富 can be used with something concrete or something abstract.
can be used with something concrete or something abstract. Pay attention
We also can use 丰富 with words referring to food and eating.
Examples
橘子含有丰富的维生素C
Oranges are rich in vitamin C
júzi hányǒu fēngfù de wéishēngsù C
他的文章的内容很丰富
His articles are very informative
tā de wénzhāng de nèiróng hěn fēngfù
这给我带来了丰富的经验
It gave me a lot of experience
zhè gěi wǒ dàilái le fēngfù de jīngyàn
丰富 is often used with the following words:
知识
经验
生活
内容
We also can use 丰富 in the idiom 丰富多彩
经验
生活
内容
We also can use 丰富 in the idiom 丰富多彩 Examples
她过着丰富多彩的生活
She lives a colorful life
tā guòzhe fēngfù duōcǎi de shēnghuó