苏铁

Grand Canyon tourist area is currently dominated by Taniguchi scenic waterfall, water, scenic spots and thin strip of sky scenic Walled volume three-part composition, in its core area of difficult terrain, fresh air, waterfalls Nagareizumi spread, pictographic vividly the landscape, rich in plant and animal species; have cycads stumble , Alsophila spinulosa, macaques, and other countries Craspedacusta rare animals and plants, Tamron large waterfall 200 meters, magnificent, amazing!

大峡谷旅游区目前主要由谷口瀑布景区、水卷寨景区和一线天景区三部分构成，其核心区地势险要，空气清新，飞瀑流泉星罗棋布，象形景观惟妙惟肖，动植物种类丰富；拥有苏铁蹶、桫椤、短尾猴和桃花水母等国家珍稀动植物，腾龙大瀑布飞流直下200多米，气势磅礴，让人叹为观止！

The 9 species belong to 4 taxa, pteridophyta (Dicranopteris dichotoma and Alsophila spinulosa), gymnosperm (Cycas panzhihuaensis, Metasequoia glyptostroboides, Cunninghamia lanceolata and Pinus massoniana), dicotyledon (Schima superba and Cyclobalanopsis glauca), monocotyledon, which are ranked in the order of the origin time from earlier to later.

所选的9种植物分属于4个类群，按起源时间由早到晚依次为蕨类植物、裸子植物（苏铁、水杉、杉木和马尾松）、双子叶植物及单子叶植物。

They have been around longer than flowering plants conifer and cycads.

他们已经长于开花的植物松类和苏铁之类的周围。

South African cycad; the farinaceous pith of the fruit used as food.

南非苏铁；含淀粉的果实可以作为食物。

The population size depended on the three sources, i. e., plants growing across seedlings from seed, plants growing across seedlings from tillering buds and survival individuals in terms of life cycle of Cycas fairylakea.

根据仙湖苏铁生活周期，仙湖苏铁种群数量大小变化取决于三个方面：种子萌发长成的新个体、萌蘖芽长成的新个体、存活的个体。

With American botanist cypress apply reach Halier, the really beautiful doctrine that British botanist breaths out Qin Song to be a delegate thinks the flower of angiosperm is come by evolution of ball of leaf of primitive gymnospermous bisexual spore, consequently tentative idea angiosperm is the Benneisu that in coming from gymnosperm, eradicates already iron eye, draft Su Tie especially , the bud on ball of its spore leaf piece evolve for perianth, sporule leaf evolves for stamen, big spore leaf evolves for pistil , axis of ball of its spore leaf shortens for rachis.

以美国植物学家柏施及哈利尔，英国植物学家哈钦松为代表的真花学说认为被子植物的花是由原始裸子植物两性孢子叶球演化而来，因而设想被子植物是来自裸子植物中早已灭绝的本内苏铁目，非凡是拟苏铁，其孢子叶球上的苞片演变为花被，小孢子叶演变为雄蕊，大孢子叶演变为雌蕊，其孢子叶球轴则缩短为花轴。

Small genus of arborescent cycads of Mexico and Central America; sometimes classified in family Cycadaceae.

一种小的树木状的墨西哥苏铁和中美苏铁；有时被放入苏铁科。

Checklists of the known diseases and insect pests were provided, and the identification keys were prepared separately for the known diseases and insect pests of Cycadaceae in China.

简述了苏铁病虫害研究概况、主要病虫害发生规律和防治措施，提供了中国已知苏铁病虫害名录并编制出检索表。

Jia-rui Chen of the Chinese Academy of Sciences studies living cycads in south China, one of the richest areas of cycad diversity in the world.

中国科学院陈贾锐研究生活在中国南方的苏铁，是世界上苏铁多样化最丰富的地区之一。

Discover in Ping Yuanxin Su Tieye of lake of celestial being of 10 individual plant gives birth to plant; Bai Leshu to be in those who join an administrative division to plant among them group of amounts amount to 160 individual plant, give priority to; to be in with seedling benevolence change fine-toothed comb 3 pointed fir amount to; of 300 individual plant to make the same score Yuan Banfeng carry on one's shoulder to Ren Douxin of; of 100 individual plant sees Yu Qingxin is mixed only then promote, peace of; of above of 1000 individual plant, river source and broadleaf plant mountain discover the amount Su Tie brake is planted group, aggregate; of hundreds individual plant only then allow new discovery tree of silver-colored magpie of 57 individual plant.

其中在平远新发现10株仙湖苏铁野生植株；伯乐树在连州的种群数量达160株，以幼苗为主；在仁化篦子三尖杉达300株；平远半枫荷有100株；任豆新见于清新和始兴，数量1000株以上；和平、河源和蕉岭发现苏铁蕨种群，合计数百株；始兴新发现57株银鹊树。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。