Ref1

https://books.google.com.my/books?id=COXOOzdNZ10C&pg=PA56&lpg=PA56&dq=malaysia+produce+green+cabbage+widely&source=bl&ots=7M0YrHEchS&sig=RxcFHg34Wsnvo-BSfF9dvyMLiYk&hl=en&sa=X&redir_esc=y#v=onepage&q&f=false