Q SUN, Q LIU, F LI, Y TAO, L XU - Acta Prataculturae Sinica, 2019 - cyxb.magtech.com.cn
The origin and spread of alfalfa has not only a taxonomic dimension, but also a historical one. Awareness of alfalfa's origins is important background knowledge in the field of forage …
Q SUN, Q LIU, Y TAO, F LI, L XU - Acta Prataculturae Sinica, 2019 - cyxb.magtech.com.cn
North China and its adjacent areas are major centres of 20th century agricultural transformation in China. Obvious changes in agricultural technology were evident, partly …