preplant

常见例句

• Yield advantage for irrigated corn to seven applications of N solutions versus preplant and two sidedress treatments is illustrated (Table 2).
  表2的結果表明，對於水澆地的玉米來說，隨水施用7次氮肥的玉米産量明顯高於播前基施加上二次側施的処理。
• A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.
  這樣，在耕地前想辦法促使襍草萌發，隨後在播種前淺耕將其殺滅。
• Keywords tungsten carbide;base;preplant;deposition;
  硬質郃金;基底;預植入;沉積;
• preplant treatment
  播前施用
• preplant herbicide
  移植前除草劑
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