SAS主要输出结果： TRT Y Std Err Pr>T LSMEAN LSMEAN LSMEAN HO:LSMEAN=0 Number A 62.1103487 0.5837185 0.0001 1 B 55.3185672 0.6465103 0.0001 2 C 64.3210841 0.5645875 0.0001 3 Pr>T HO:LSMEAN(i)=LSMEAN(j) a b c a 0.00010.0099 b 0.0001 0.0001 0.0099 0.0001. 原A 58.375 统计结论：三种肥效达极显著差异， B 61.750 增产效应C>A>B。 61.750 TRT Y Std Err Pr > |T| LSMEAN LSMEAN LSMEAN H0:LSMEAN=0 Number A 62.1103487 0.5837185 0.0001 1 B 55.3185672 0.6465103 0.0001 2 C 64.3210841 0.5645875 0.0001 3 Pr > |T| H0: LSMEAN(i)=LSMEAN(j) i/j a b c a . 0.0001 0.0099 b 0.0001 . 0.0001 c 0.0099 0.0001 . 原A 58.375 B 61.750 C 61.750 SAS主要输出结果： 统计结论：三种肥效达极显著差异， 增产效应C＞A＞B