“三圃制”棉花品种提纯复壮,“三圃”是指:株行圃、保种圃、原种圃。
参考答案:错
The form cannot be signed by anyone ______ yourself.
A.rather than
B.better than
C.more than
D.other than
晶形粟粒疹指的是()
A.白痱
B.红痱
C.深痱
D.脓痱