date:Jan 06, 2014
l marsh, but saline-alkali land is expanding by 2,000 hectares per year.
If it proves successful in further tests and is approved by agricultural authorities, the high-yield salt-resistant variety could mean enormous economic benefits by helping the world's most populous nation cultivate its vast idle saline-alkali land, he said.
Cultivation, together with the use of rice straw and other organic fertilizers, could help improve soil conditions in the long term, said Li Guanyi, another professor