http://reply.papertrans.cn/3/232/23170/23170-31.png
http://reply.papertrans.cn/3/232/23170/23170-32.png
Submitted on: 01 March 2015.
Revised on: 12 March 2015.
Accepted on: 09 April 2015.
NJAS-Impact in Agricultural and Life Sciences
http://reply.papertrans.cn/3/232/23170/23170-34.png
http://reply.papertrans.cn/3/232/23170/23170-35.png
Submitted on: 15 May 2011.
Revised on: 13 June 2011.
Accepted on: 28 June 2011.
NJAS-Impact in Agricultural and Life Sciences