Monday, September 12, 2022
Monday, September 12, 2022
问题:据春化温度高低和时间长短,小麦分为三类:(),(),()...
Friday, September 16, 2022
问题:定性预测法主要包括()德尔菲法。A、因素分析法B、回归分析预测法C、趋势外推预测法D、季节变动预测法...
Sunday, May 28, 2023
Friday, September 16, 2022
Friday, September 16, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, December 22, 2022
Monday, October 9, 2023
问题:国务院()年下发的文件,标志着我国新一轮“菜篮子”工程的开始。...
Friday, September 16, 2022
Thursday, September 15, 2022
问题:建设园艺作物标准园的主要作用是()。A、标准园的建设推进了标准化生产B、标准园的建设确保产品质量符合食品安全国家标准C、标准园的建设推进了集约化生产,发展资源节约型和环境友好型产业...
Sunday, November 5, 2023
Thursday, December 22, 2022
问题:生物产量是形成经济产量的物质基础。在一定的生物产量中,经济产量的高低取决于生物产量形成经济产量的效率高低。...
Monday, January 15, 2024
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 1, 2023
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