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saplings相关的网络例句

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Because dodder saplings have only a limited amount of food in their seeds, the saplings must quickly find a host plant or die.

菟丝子幼苗的种子里只有很有限的养分。幼苗必须迅速找到它的宿主不然就会死掉。

Of planted seedlings and conserved seedlings/saplings, 51.6% and 60.7% survived respectively. Thirteen months later, the seedling heights of Ficus septica, Mallotus repandus, Maacaranga tanarius, Melanolepis multiglandulosa, and Broussonetia kaempferi, and those of Hibiscus tiliaceus, Acacia confuse, and Mellettia pinnata increased more than 130 cm and 50 cm, respectively. The densities of the planted seedlings and conserved seedlings/saplings were 1610 and 680 per hectare, respectively. On the other hand, the density of Leucaena seedlings significantly decreased; and the height of Leucaena stayed steadily during the 13 months.

试验分经银合欢药剂注射处后,采用原生树苗下栽植及保天然新苗木方式进相旧,期间经过2次植栽周边除草抚育作业,栽植苗木及天然新苗木在13个月后之存活分别为51.6及60.7%,密分别为1610株/ha及680株/ha,其中果榕、扛香藤、血桐、虫屎、构树之苗高平均生长在130 cm以上,黄槿、相思树、水黄皮之苗高平均生长在50 cm以上;相对的,银合欢新幼苗在分经药剂处前之平均高为12.3 cm,密为236,000株/ha,药剂处后13个月,幼苗平均高为15.0 cm,幼苗密低至43,000/ha。

It is a great pleasure to be here today to help plant Lone Pine saplings in the new Canberra International Arboretum and Gardens.

今天来到这里,这是一个非常高兴的心情,在新的堪培拉国际植物园和花园,以帮助栽种独领风骚的松树树苗。

The growth and physiology characteristics for two-year-old saplings of 7 Catalpa spp. planted in upland area were studied.

对低山丘陵地造林的7个品种楸树2年生幼树的生长和生理特性进行了研究。

The defoliation of saplings is highest in the forest withhighest density of adult,and lowest in the forest with low density of adult.

幼树去叶在辽东栎种群大树密度最高的地点最高,而在密度最低的地点最低。

At first we thought those saplings had been planted by the foresters.

起初,我们都认为那些年轻的树木是森林工作者补种的。

There he and seven other foresters and laborers hacked away the rough grass and planted hundreds of inch-high saplings.

在那儿他和七位林业工人砍出野草,种上了上百株几英寸高的树苗。

"Where no ax has been raised in the luxuriance of the Olympic rain forest, wind-toppled trees provide nourishment for saplings, while moss and ferns feed on the very air."

在没有受到人类砍伐的奥林匹克国家公园的繁茂雨林中,被风吹倒的树为小树提供了养分,而苔藓和蕨类则依靠此处特有的空气生长。

Our company to quality Phalaenopsis, Oncidium dominated production and sales annually to provide 100,000 products with the various stages of saplings, according to the different needs of customers, providing different services.

我公司以优质的蝴蝶兰、文心兰生产与销售为主,每年能提供100000株成品与各个阶段的花苗,依据客户的不同需求,提供不同的服务。

It is explained that all the plants have the phototaxis. It';s especially obvious for the poplars. Because of the different positions and conditions, some saplings are tall, while some are short.

树林的整体走向是四周低,中间高,北边高,南边低,有人解释说:这是因为植物都有趋光性,杨树尤其明显,由于位置不同、条件不同,自然小树有高,有矮。

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推荐网络例句

My father is over 60 years old, and he lifts weights every day.

我爸爸六十多岁了,他每天都练习举重。

Then in a serious tone she declared:"It doesn't pay, dear boy, to look like a ninny with one's wife the first night."

两眼湿润了,她把身子蜷得很小,这样似乎可以更好地闻闻自己。

The condition of being dystrophic .

优越的在地位或影响方面处支配地位的;有优势的