Vai trò đặc biệt của rau tươi
rong ăn uống hàng ngày, rau tươi có vai trò đặc biệt quan trọng. Tuy lượng protid và lipid trong rau tươi không đáng kể, nhưng chúng cung cấp cho cơ thể nhiều muối khoáng có tính kiềm, các vitamin, axit hữu cơ... Ngoài ra, rau tươi còn ảnh hưởng tốt đến quá trình tiêu hóa và kích thích sự thèm ăn. Rau tươi ở nước ta rất phong phú, có thể chia thành nhiều nhóm: nhóm rau xanh như rau cải, rau muống, rau xà lách, rau cần...; nhóm rễ củ như cà rốt, củ cải, su hào, củ đậu...
4bq94buxaGbhu5/hu7VsxJDEkOG6peG7hUIg4butReG7tXHhu4XDqsOgbOG7rWZFRMOAZnDDtOG7n2bhu6Phu63hu6dFZuG7n8OKbGZEbMOJZkXhu4DDguG7reG6vS/hu7Fow6rhur1CZuG7n+G7tWzEkMSQ4bql4buFQuG7sHFs4buh4buFw6ogREHhu7nhu6tm4buN4bu5ZsOJ4bqu4bu54burZuG7sW7hu7nhu6tm4bu54burbsOMxJFmRGzDiWZF4buAw4Lhu61m4bufw4FmSGzhu61mRUTDgGZww7Thu59m4buj4but4bunRWZDw4ls4bu5ZkVE4bqg4bu54burZWYgw4nDjGbhu7Xhu4Dhuqzhu7nhu6tmQkRBReG7reG7oWZIbmbhu7Xhu61C4but4buhZkVEQeG7ueG7q2ZEbMOJZkXhu4DDguG7rWbhu7Phu7HEguG7ueG7q2ZwbeG7ueG7q2bhu7PFqcSRZuG7ueG7seG7gOG7ueG7q2bhu5/hu7Hhurjhu7nhu6tm4bufw4nhu7nhu6tm4buf4buVQmbhu5/hu7FBZuG7n8OCZkXhu7HFqWbhu7nhu7Hhu63hu6XDiWbhu7fDieG6ruG7rWbhu7Phu7FBbeG7ueG7q2bhu5/DgWZF4buv4bu54buxZuG7s+G7reG7peG7t8SRZuG7n23hu59mSOG7rUVs4bu34but4bu5xJFmbMON4butRWbhu7FHw4lm4bufw4JlZWVm4bu44burQW7hu61mRGzEkWZEbMOJZkXhu4DDguG7rWbhu5/DgOG7uWbDs+G7ueG7sWbhu7Hhu4Dhuqjhu7nhu6tmReG6rkVmcMO54bu5ZkPDiW1mRUR24bu54buxZkXhu63DusOJZuG7scOBbGZIbmbhu7Phu6/hu5/hu7FmReG7seG7r+G7n+G7sWbEkOG7hGZF4buxw6jhu7dm4buN4bu5ZeG6vS9Cw6rhur1Cw6pdbMOJZkXhu4DDguG7rWbhuqhm4bu54buA4bqk4bufZkVsZkThu5VFZkLhu7FB4bu54burZkLhu7HhurjEkWbhu5/DgWZF4buxxalm4buf4bux4butbGZF4buxbuG7ueG7sWbhu7nhu7Hhu63hu6XDiWbhu7nhu7HDgeG7t2Nm4bu54buxw4Hhu7dmRGzDiWbDjWzhu7nhu7Fm4bu54bux4buAZkRsw4lm4bufw7Phu63EkWZEbMOJZuG7t8OJ4bqu4bu54burxJFmRGzDiWbDjW5m4bu1beG7n+G7scSRZkRsw4lm4buf4buX4bu5ZWVlZGbhu7nhu7HDgeG7t2ZExrBm4bufw4pm4bu54bux4buAZuG7n25mROG6rkXEkWbhu5/Dimbhu5/Ds+G7rcSRZsSQw4lm4buxbkHEkWbhu5/DimZwxqHDiWVlZWRm4bu54buxw4Hhu7dm4buf4buxQWZDw4nDs2bhu7nhu7Hhu4Bm4bufbmbhu5/hu7HDiWzEkWbhu59uZuG7o21FxJFm4bufbmZC4buxbUHEkWbhu6Hhu4BsZuG7n+G7scOJ4bq2RWVlZWRm4bu54buxw4Hhu7dm4buxbuG7ueG7sWbhu6vhurDhu7dm4bufbeG7n2bhu7VBb+G7rWbhu7Fu4bu54buxxJFmReG6ouG7rWVlZeG6vUVs4buj4bu1cWbEkEXDjOG7tXHhuqXhu4Xhu7dsROG7q+G7reG7uWNpQsONZmzDiUVB4buFw6rhur1FRMOq4bq9ReG7ocOq4bq94but4bu34burZsSQROG7n+G6peG7heG7sUVFQmMvL+G7o2xBQuG7scOJReG7sUFlSOG7uS9B4bu14buh4buhbEVsL0lx4bujxJDhu61FcS/EkMOJ4bufLeG7s+G7sUFxLeG7oUHhu60txJBB4bu54burL2lnaGcvaGgvaGnhu4toUWvhu57EqcOtaGgvaGnhu4tqa8OtamvDrcOsaGrEqV9EbMOJRcOJQeG7rWXDvULhu6vhu4XDquG6vS9F4buhw6rhur0vRUTDquG6vS9FbOG7o+G7tXHDquG6vULDqiDhu7Fu4bu54buxZkLhu7Hhu5fhu7lmSG5m4bur4butbWZFRHdm4buh4but4bu54buxZuG7oeG7gOG6quG7ueG7q2bhu5/DimxmRGzDiWZF4buAw4Lhu61m4buz4buxbeG7n2bhu7nhu7Fsw4lmReG6usOMZkXhu7FxQWZF4buC4bu54burZuG7tUFv4butZkRsw4llZuG7tOG7gOG6rOG7ueG7q2ZCREFF4but4buhZkVEQeG7ueG7q2ZEbMOJZkXhu4DDguG7rWbhu7nDgeG7rWbhu5/hu7HDieG7ueG7q2ZF4bux4buVQmbhurnhu6FsQWZw4bq24bu54burZkXhu4JmZ8SR4buLLWjEkeG7i+G6reG6u2VmIMOJw4xmSMahw4xm4bufw4Fm4bu54bux4but4bulw4lm4bu1QW/hu61mRGzDiWbhu5/hu7Hhu4ZsZuG7sW7hu7dm4bu14buA4bqs4bu54burZkJEQUXhu63hu6FmcG3hu7nhu6tm4buzxalm4bu54bux4buAZuG7ueG7scOB4bu3ZnDGocOJZkXhu4DDguG7rcSRZnDGocOJZnDhur5sZuG6ucOsLeG7iWbhuq3hurvEkWZEbMOJZuG7t8OJ4bqu4bu54burZuG6uWnEkcSp4bqt4bq7xJFmRGzDiWbhu7nhu6vDgUVm4bq5w6zEkWhm4bqt4bq7xJFm4buf4buX4bu5ZkXhu5nDjGbhurnDrcSRaOG6reG6u8SRZsSQw4lm4buxbkHEkWZEbMOJZuG7oeG7peG7ucSRZkRsw4lmcGzDjGbhurloxJFqLWnEkWnhuq3hurtlZsOg4bulZuG7q+G7tcOJ4buf4but4buhxJFmRURB4bu54burZkRsw4lmReG7gMOC4butZuG7n8OBZuG7n23hu59m4bu1QW/hu61mcOG7gOG6puG7ueG7q2Zww4Lhu7lm4buhxrBm4bux4buVQmZF4buxw4nEkWZF4but4bu54buxZuG7o+G6tkXEkWbDjXHhu7nhu7XDieG7tUF6bGZIbmbhu59t4bufZuG7n+G7seG7lUVmQnHhu59F4but4bu5ZWbhu7Bu4bu3ZuG7teG7gOG6rOG7ueG7q2ZFRMOJ4bu54burZuG7o3bhu7nhu7Fm4bufw4psZuG7q+G7tcOJ4buf4but4buhZkVEQeG7ueG7q2ZEbMOJZkXhu4DDguG7rWbhu7Phu7FBw7Phu7nhu6tmw60tw6xm4bqtxJFm4bufw4Fm4bu54buxR+G7ueG7q2bhu7VBb+G7rWbhu5/DgWZF4bqk4butZuG7iS1q4bqtZWbhu57hu7Hhu5VFZsONceG7ueG7tcOJ4bu1QXpsZuG7n8OKbGZEbMOJZuG7n8OBZkhs4butZkVEw4BmxJDhu63hu7nhu7Fm4bu14buKZuG7teG6pOG7uWZIdmbhu5/hu5XDiWZFROG6uOG7n2bhu5/Dimxm4bu5w4Fm4bu3d+G7uWbhu7du4bu54burZuG7scOC4bu5ZsONceG7ueG7tcOJ4bu1QXpsZuG7n8OKbGbhu7nhu6vhur5m4buf4bqu4bufZWYgREHhu7nhu6tmRGzDicSRZsONceG7ueG7tcOJ4bu1QXpsZuG6qGbhu6Hhu4DhuqThu61m4buhb+G7ueG7q2bhu7Xhu63DuuG7uWbhu7PDuUVmSOG6pOG7rWbhu59t4bufZuG7n+G7seG7lUVmQnHhu59F4but4bu5ZkVvQWZF4buxbuG7ueG7sWZC4bux4buG4bufZuG7seG6rEJmQnHhu59F4but4bu5LcONceG7ueG7tcOJ4bu1QXpsZuG7n8OBZkVt4bufZuG7oeG6vOG7ueG7q2bhu7Phu6/hu5/hu7FmReG7seG7r+G7n+G7sWbhu7dv4bu54buxZuG7n+G7seG7huG7n2bhu7nhu43hu7nhu6tm4bu54buxw4lmcOG6tuG7ueG7q2ZEw4nhurZFZkhuZkXhu63DuUVm4buhd+G7n+G7sWbhu5/DimxmRMOJ4bq2RWbhu6vhu63hurhCZkXhu63DusOJZuG7scOBbGbhu6HGsGbhu6Fu4bu54burZeG6vULDql1sw4lmReG7gMOC4butZuG7s+G7r+G7n+G7sWZF4bux4buv4buf4buxZsSQ4buEZkXhu7HDqOG7t2bhu43hu7lmSG5mw7Phu7nhu7Fm4bux4buA4bqo4bu54burZkXhuqThu61m4buf4bux4buG4bufZkLhu7HGoeG7uWZF4butw7lFZuG7n8OKbGZFw4nDjMO54bu5ZkXhu63DusOJZuG7scOBbMSRZnDDtOG7n2bhu6Phu63hu6dFZkTDg2ZE4bunRWbhuqhm4bufbeG7n2bhu7VBb+G7rWZEbMOJZuG7n8OBZkXhu6/hu7nhu7FmReG7reG7ueG7sWbhu6Hhu5fDiWbhu7nhu7Hhu4BmRGzDiWbhu7fhurrhu63EkWZEbMOJZkXhu7HDguG7t8SRZuG7sW7hu7nhu7HEkWZF4bqi4butZWVl4bq9QsOq4buM4bu5ZkRsw4lmReG7gMOC4butZkLhu7Hhuq7hu61m4bux4bqsQmZI4bqk4butZuG7ueG7sUfhu7nhu6tmReG7seG7huG7n2bhu43hu7lm4bu54bux4but4bulw4lmQkRBReG7reG7ocSRZuG7teG7rULhu63hu6HEkWbhu6vhu7XDieG7n+G7reG7oWbhu7Vu4bu3ZkXhu43hu7nhu6tmRMODZkThu6dFZsSQ4buEZkXhu63DuUVm4buhd+G7n+G7sWbhu5/Dimxm4buhb2bhu6Fuw4xlZiDhu7Hhu69m4buh4bq8Y2ZFREHhu7nhu6tm4buf4buxw7lmcOG6tmbhu43hu7lm4bufw4Fm4bufw7NmRGzDiWZIbmZCREFF4but4buhZkXhu7F2ZuG7teG7gOG6rOG7ueG7q2bhu6F34buf4buxZkh3ZkXhu63DuUVmRGxmReG7jeG7ueG7q2bhu6vhu5VCZuG7sWzhu61m4bu14buX4bu5ZsSQQWZI4bqk4butZuG7n+G7scO5ZnDhurZm4buN4bu5ZuG7n+G7sXhm4bufw4FmQkRBReG7reG7oWVm4bue4bq+4bu54burZkh2ZkjGocOMxJFm4bujR2xm4buN4bu5ZuG7n8OBZkRsw4lmReG7gMOC4butZkVvQWZw4but4bulw4lm4buz4but4bun4bu5ZkXhu7HDicah4bu5ZuG7teG6rOG7rWbhu5/hu7FBZsSQ4buEZkXhu63DusOJZuG7scOBbGZIbmbhu7Hhu5VCZkXhu7HDiWbhu59t4bufZkXhu7Fu4bu54buxZkLhu7Hhu5fhu7lm4buh4but4bu54buxZuG7oeG7gOG6quG7ueG7q2bhu7Phu7Ft4bufZeG6vULDql1sw4lmReG7gMOC4butZuG7n8OA4bu5ZuG7tW5m4bu54burw4nhurDhu7lmSOG7rUVs4bu34but4bu5ZkhuZuG7t8OJ4bqu4butZuG7s+G7sUFt4bu54burZkPDiWzhu7lmRUThuqDhu7nhu6vEkWbhu7nhu7Hhu5VFZuG7tW5m4bufbeG7n2bhu5/hu7Hhu5VFZuG7s+G7sUFt4bu54burZuG7n8OBZkXhu6/hu7nhu7Fm4buz4but4bul4bu3ZuG7ueG7seG7gGbhu7Ns4bu14butxJFm4bufbOG7ucON4butxJFm4bu3bOG7q+G7rcO6ZWYgREHhu7nhu6tm4bufw4JmReG7scWpZuG7ueG7sUfhu7nhu6tm4buf4bux4buVRWbhu7luw4xm4buf4buxQWbhu7nhu7FH4bu54burZuG7q+G6ruG7n2ZF4buEZuG7oUFm4buf4buX4bu5ZkXhu7Hhu63DuUVmcMWpZkVEw4nhu7nhu6tm4buxw4BsZuG7n23hu59mxJDDs+G7uWZC4bux4bub4bu3ZmzDjeG7r0Vm4buhQWZF4bux4buG4bufZuG7jeG7uWbhu7FBw7Thu59m4buhQWZDw4ltZkVEduG7ueG7sWbhu5/hu7HDicOMxanhu7lm4buxw4FsZkVvQWZF4buxbuG7ueG7sWVmUMO04bufZuG7o+G7reG7p0VmRGzDiWbhu5/DgWbhu7nhu7Hhu63hu6XDiWbhu7Ns4bu14butZuG6qGbhu6Hhu4DhuqThu61m4buhb+G7ueG7q2bhu7Ns4bu14butZuG7n2zhu5/hu6NB4bu5bEXEkWbhu7fDieG6ruG7rWbhu7Ns4bu14butZuG7n8OKbGbhu59t4bufZmzDjeG7r0Vm4buxR8OJZuG7n8OCZkhuZuG7ueG7seG7reG7pcOJZuG7n+G7seG7lUVm4buz4buxbeG7n2bhu6HGsGZFbOG7uWZFREHhu7nhu6tm4bu54buA4bqk4bufZkhuZuG7oXfhu5/hu7FmReG7rcO6w4lm4buxQW1lZuG7nm3hu59m4bu3w4nhuq7hu61m4buzbOG7teG7rWbhu7Vu4bu3ZuG7q+G7rcOz4bu3ZuG7s+G7scOzZuG7ueG7jeG7ueG7q2ZF4buv4buf4buxZuG7n+G7seG7hmxm4bu54buA4bqk4bufZuG7n8OKbGZCREFF4but4buhZuG6qGZF4bqyZuG7n+G7seG7huG7n8SRZuG7oUFmcMOBZuG7n8OBZkVt4bufZuG7oeG6vOG7ueG7q2bhu7Xhuqzhu61mReG7rcWpw4llZuG7tOG7gOG6rOG7ueG7q2bhu7ds4bur4butw7pmRURB4bu54burZkRsw4lmReG7gMOC4butZuG7n+G6vuG7ueG7q2ZE4buVRWZwbeG7ueG7q2bhu5/hu7Hhurhm4buKxJFm4buhbEFmcOG6tuG7ueG7q2ZF4buCZuG7iy3EqeG7i+G7t+G7q+G6rWVmUMO04bufZuG7o+G7reG7p0Vm4bu1bmbhu59t4bufZuG7tUFv4butZkRsw4lmReG7scOC4bu3xJFmRGzDiWbhu6Hhu6Xhu7nEkWZEbMOJZnDGocOJZuG7n8OBZuG7ueG7seG7reG7pcOJZuG7t2zhu6vhu63DumXhur1Cw6rhu57hu7Hhu5VFZsSQ4buPRWZFREHhu7nhu6tmRGzDiWZF4buAw4Lhu61m4buf4bq+4bu54burZnDhu4Dhuqzhu59m4bufw4JmReG7scWpZuG7seG7lUJmReG7scOJZkXhuq5FZuG7scOC4bu5ZsSQ4buPRWbhuqhm4bufbeG7n2bhu7HhuqxCZuG7n+G7seG7lUVmSMSCZuG7n8OCZWbhu55t4bufZuG7tUFv4butZkRsw4lmcMahw4nEkWbDjW5m4bu1beG7n+G7sWbhu7VuZuG7ueG7q8OJ4bqw4bu5ZuG7t2zhu7nhu6ts4bu5ZkThu5VFZkXhuq5FZeG6vULDquG7uMOB4butZkXDgeG7t2bhu7Vv4butxJFm4bujR2xm4buN4bu5ZuG7sW7hu7nhu6tm4bu54burbsOMZuG7n8OKbGbhu5/hu7Hhurjhu7nhu6tmRWxm4buz4buxxILhu7nhu6tmReG7scWpZkXhu7Hhu63DucOJZkRsw4llZlDhu63hu6XDiWZDw4ls4bu5ZkVE4bqg4bu54burZuG7tW5mQuG7scOz4butZnDDs+G7t2bhu6PDs0FmRGzDiWbEkG/hu5/hu7HEkWbhu7Phu7HEguG7ueG7q2bhu5/DgWZI4butZuG7s+G7scOJ4bub4bu5ZuG7q+G7mcOMZuG7o+G7p+G7ueG7sWZIbmbhu59t4bufZuG7scOBbGbhu5/hu7Hhu5VFZnDhurbhu59m4bu54burw4nDjGbhu7Hhu63FqeG7t2VmIOG7sXFBZiDhu63hu7lmReG7huG7nw==