[问答题] 组合育种(combination breeding)
[名词解释] Mutation breeding(诱变育种)
[问答题] 回交育种(Backcross breeding method)
[名词解释] 诱变育种(induced mutation breeding)
[问答题] 杂交育种(breeding by hybridization)
[名词解释] Cross breeding(杂交育种)
[名词解释] Genetically engineered breeding(基因工程育种)
[判断题] 杂交育种按其指导思想可分为两种类型,一种是组合育种,另一种是超亲育种。()A . 正确B . 错误
[名词解释] 中亲优势(超均优势)