1. Give at least one diagnostic characteristic for each of the families below and Produce a dichotomous taxonomic key that will separate these families.
Magnoliaceae/Lauraceae/ Ulmaceae/Moraceae/Salicaceae
2. Give at least one diagnostic characteristic for each of the families below and Produce a dichotomous taxonomic key that will separate these families.
Cycadaceae/Ginkgoaceae/Araucariaceae/Pinaceae/Taxodiaceae/Cupressaceae
3. Family description of Magnoliaceae including some photos that show the characteristic features unambiguously.
4. Contents of Cyatheales
5. Contents of Ginkgo biloba
6. Differences between Populus and Salix.
7. The definition and description of landscape dendrology
8. The values of woody landscape plants.
9. The definition of species
10. The definition of cultivar.
11. Why do we prefer to use scientific name rather than common name?
12. pH adaptable species.
13. drought tolerant species.
14. sturdy storm resistant trees.
15. When does lace-bark Elm (Ulmus parvifolia) flower?
16. Why is the Siberian elm an undesirable street tree?
17. The species that don’t have conspicuously showy flowers.
18. fragrant species.
19. The species that have an exfoliating bark.
20. genera that typically produce male and female flowers on separate plants.
21. mature leaves of plants in the family Cupressaceae.
22. Culture of Weeping Fig.
23. Culture of sago.
24. plants that is native in China.
25. plants that is likely to grow under low light conditions.
26. powerful air-cleaning plants in the NASA Clean Air Study.
27. Similarity or similarities of Populus species.
28. Trees with fastigiate branching.
29. Pinus species that bears leaves in bundles of 2.
30. Pinus species that bears leaves in bundles of 2 or 3.
31. tree that bears long shoots and short shoots.
谁能帮我把这个翻出来?表用工具。。。。。工具翻出来是错的。。。明显的错误。。。。。
一一。。。。怎么才发一题啊。。。不是传说一样的不多吗。。。。抓狂了。。。邓博干嘛不给答案。。。。