Monday, January 15, 2024
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试述花芽形态建成的内在条件/必备条件及影响花芽分化的外部因素。...
Monday, January 15, 2024
Friday, October 27, 2023
树木绑缚材料应在栽植成活()年后解除。A、1B、3C、5D、7...
Wednesday, February 21, 2024
大树移栽时根据树木胸径大小确定土球直径,一般情况土球直径为树木胸径的()倍,土球高度依树体大小而定,以()cm为宜。A、3~5倍B、7~10倍C、60~100cmD、50~70cm...
Tuesday, January 30, 2024
欲使同级主枝生长平衡,在进行回缩修剪时应()。A、强枝强剪,弱枝弱剪B、强枝弱剪,弱枝强剪C、强枝强剪,弱枝强剪D、强枝弱剪,弱枝弱剪...
Sunday, January 29, 2023
Tuesday, March 21, 2023
Sunday, September 11, 2022
Friday, January 5, 2024
Monday, January 15, 2024
Sunday, September 11, 2022
Monday, January 15, 2024
控制园林树木花芽分化的关键时期是()。A、生理分化期B、形态分化期C、性细胞形成期D、花瓣形成期...
Saturday, September 2, 2023
园林树木的整形方式有()等几种。A、机械式B、人工式C、自然式D、混合式...
Tuesday, January 9, 2024