春性、半冬性、冬性小麦品种适宜播种时的日平均温度分别为（）℃、（）℃、（）℃。

小麦的春性、半冬性、冬性品种是根据播种期来划分的。()

半冬性小麦品种，在北方春天播种表现为（）

同等水肥条件下，小麦春性品种应比冬性品种播种量大。

根据小麦的温光反应特性，我国南方春性小麦品种引种到北方地区种植，往往会出现早熟现象，但会出现（）

我国南方地区的偏春性小麦品种，向北方引种，往往有（）现象发生。

下列作物在栽培中要求播种最浅的是（）。

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。