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- Weed control and timing of treatment to avoid weed penalty. 杂草控制及适时处理,以防止其蔓延危害作物。
- The invention discloses a cursor control method. 本发明揭露一种光标控制方法。
- Ross D L,David C S,Giles D K.Precision weed control system for cotton. 陈勇.;自动施药机器人及可变量控制系统研究:[博士学位论文]
- A Nonlinear System Control Method Based Immune Mechanism P. 华南理工大学一种基于免疫机制的非线性系统控制算法。
- Of inguinal lymph node enlargement medication control method? 腹股沟淋巴结肿大的药物治疗控制方法?
- Direct torque control (DTC) is a high performance control method. 直接转矩控制(DTC)是一种高性能的控制方法。
- Burning of crop residues; minimum tillage and hand pulling for weed control(farmers' practice). 焚烧作物残体,少耕和人工除草(农民习惯措施)。
- Modifies thermal control method to improve system stability. 调整了散热控制;增加系统的稳定性.
- Field experiments in wheat were conducted to determine broadleaf weed control efficacy of tribenuron plus synergist. 摘要在田间条件下,用苯磺隆加增效剂对麦田阔叶杂草的除草效果进行了试验。
- By the behavior control method, the rover navigates autonomously. 运用行为控制方法实现月球车的自主导航。
- A landscape fabric may be used under the organic mulches to improve weed control. 阿景观织物可用于有机覆盖物下,以提高控制杂草。In general; black plastic is not recommended in soils that are poorly drained.;一般来说,黑色塑料,不建议将是排水不良的土壤。
- Salt control method is the basis to treat nephrogenic edema. 肾性水肿,限盐法是治疗的基础;
- The effect is obvious on weed control with black film mulched,the fresh weight of weed in field is reduced 70. 利用黑色地膜覆盖防草效果明显,田间杂草鲜重比与黑膜同材质的透明地膜覆盖减少70。
- OBJECTIVE:To establish a quality control method for Fujin granules. 目的:建立妇经冲剂丹参酮A质量控制方法。
- Caption: The best effective birth control method known to man. 标题:据说对男人来讲最有效的避孕方法。
- The results showed that the total weed control effect of 10% ZJ0273 EC at the application rate of 75 mL/ha were over 85%. 结果表明,10%25丙酯草醚EC75mL/hm2对油菜阔叶杂草、禾本科杂草及总体防除效果都在85%25以上,具有杀草谱广、持效期长、防除效果好和成本较低等特点。
- Integrating this technology with chemical weed control,the practice suited to mechanization,and saved energy with improved yield. 该技术与化学调控和化学除草技术相配套,适于机械化作业,达到节能高产的目的。
- In the future more detailed knowledge of safener action is required to improve the effective use of safener in weed control. 由于目前广泛地使用保护剂,因此在考虑如何有效利用保护剂以提高除草剂之选择性方面,对于保护剂作用机制之了解相当重要。
- When grass carp are introduced for weed control, they are often sterile in order to prevent them from overbreeding and then starving to death. 引进草鲤控制水草生长时,通常先得结扎,以防止过度繁殖而导致饥饿致死。
- Birth control methods Which one is the best? 节育措施知多少?哪种节育方法最有效?