农化服务
“农化服务” 问题列表
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问题：分别说明氮肥在旱地施用时，氮素损失的途径有哪些？提高氮肥利用率的相应措施是哪些？...
Thursday, February 15, 2024
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Thursday, May 30, 2024
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Wednesday, July 9, 2025
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Monday, September 12, 2022
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问题：农业生产上最理想的土壤质地类型（）。A、沙土类B、粘土类C、壤土类D、三类全是...
Monday, July 1, 2024
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问题：下列哪些肥料可满足水肥一体化对肥料的要求：（）A、复合肥料B、复混肥料C、掺合肥料D、BB肥...
Friday, February 7, 2025
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Sunday, January 22, 2023
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Sunday, May 26, 2024
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Sunday, January 22, 2023
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Tuesday, January 28, 2025
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Friday, May 30, 2025
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Monday, September 12, 2022
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问题：浑浊水经土壤变清，粪水经土壤臭味消失，海水经土壤变淡，说明土壤具有（）。A、保肥性B、供肥性C、酸碱性D、缓冲性...
Saturday, July 27, 2024
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Monday, September 12, 2022
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Monday, September 30, 2024
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Thursday, June 26, 2025
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Tuesday, July 29, 2025
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Wednesday, May 14, 2025
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问题：合成氨的3个主要步骤：（）、提纯（净化）及（）。...
Tuesday, August 22, 2023
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Thursday, June 26, 2025