Thursday, August 24, 2023
Friday, July 14, 2023
Saturday, July 1, 2023
问题:苗木或树木掘起或搬运后不能及时种植,为了保护根系维持生命活动而采...
Thursday, September 15, 2022
问题:树木壮年期是树木成熟期,其花、果性状稳定,树冠成形,观赏盛期,此...
Monday, September 12, 2022
问题:为保持花果丰盛壮年树的花芽分化能力,应增施P、K肥、调节花果量。...
Tuesday, July 25, 2023
Tuesday, July 25, 2023
Thursday, September 15, 2022
问题:适合于造形类树种是()A、海桐B、黄杨C、火棘D、五针松...
Wednesday, March 6, 2024
Monday, July 31, 2023
Wednesday, April 10, 2024
问题:园林树木栽植时,定植水必须()浇透,围堰直径应略大于()范围。...
Tuesday, January 31, 2023
问题:距今约()年前,中国已有温室应用,已有嫁接技术。A、1000B、2000C、3000D、3500...
Monday, May 29, 2023
Monday, September 12, 2022
Wednesday, March 6, 2024
问题:屋顶绿化中树种选择注意要点是什么?列举小乔木,灌木,攀缘植物各五种。...
Tuesday, December 13, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Friday, February 24, 2023