urea frost

urea frost 基本解释

网络  尿素霜

医学

重点词汇

• frostn. 霜, 冰冻, 冷漠 vt. 覆着霜, 冻结, 结霜 vi. 受冻, 起霜
• urean. 尿素 [化] 脲; 尿素

urea frost 双语例句

1. 1、 Xinyu& 7 is better strain of Multiple Cropping Corn in wheat field It's yield is highest when urea is spreaded with 300kg/ hm 2 The stems are harvested to storing before the heavy frost come on in autumn Then it will be forage after 40 days
   麦地复播玉米，以新玉&7号较好，施尿素300kg/hm2时其产量最高，在秋季重霜来临之前收割玉米茎杆进行青贮，40天后可饲用