extremely significantP<0.01
For the in-row plant spacing (plant density), the yield effect was extremely significant ( P<0.01 ) at three sites (except the LS site).
For the in-row plant spacing (plant density), the yield effect was extremely significant ( P<0.01 ) at three sites (except the LS site).
The yield differenceof six varieties were found to be highly significant ( P<0.01 ) at the JG and GX site, but not at the LS and HZ site.