包气带为地表附近的植物根系提供水分。
The vadose zone supplies plant roots near the surface with water.
它们起到天然肥料的作用，帮助为未来作物的根系提供养分。
They serve as a natural fertilizer and help support the roots of future crops.
对付干旱的另一种方法是在地面上种植特定数量的植物，并且确保地下有广大的根系网络。
Another way of countering drought is to have a limited amount of mass above ground and to have extensive root networks below ground.
然而，它们的影响可能因气候因素而加剧，如干旱和严冬，或因土壤酸化等土壤不平衡而损害到根系。
However, their effects are probably accentuated by climatic factors, such as drought and hard winters, or soil imbalances such as soil acidification, which damages the roots.
红树林根系有能力吸收并很好地截留水中的沉积物和污染物，这些沉积物和污染物在进入海洋之前流经这些根系。
Mangrove root systems have the ability to absorb and well trap sediments and pollutants in water that flows through them before they enter the ocean.
一群成千上万的白杨实际上可以组成一个单独的有机体，被称为克隆，它们共享一个相互连接的根系和一套独特的基因。
A group of thousands of aspens can actually constitute a single organism, called a clone, that shares an interconnected root system and a unique set of genes.
它主要通过地下茎传播；当根系统碎片或整个植物漂浮到一个区域并生根，或当种子漂浮到一个合适的区域并发芽时，菌落就形成了。
It spreads primarily by underground stems; colonies form when pieces of the root system or whole plants float into an area and take root or when seeds float into a suitable area and germinate.
在你尝试的时候，你实际上是在生长强大的根系。
All the time you were trying, you were actually growing strong roots.
过去的四年里，这株小竹子一直在地下生长，第五年开始，它形成了足够强大的根系，可以在地面生长。
The little bamboo tree had been growing underground for the past four years, in the fifth year and beyond, it developed a root system strong enough for its ground growth.
根系会把沉积物聚集在它周围。
请尽量不要伤害到树木和植物的根系。
红树林的的根系可以起到隔绝碳的作用。
The mangrove forest also sequesters carbon dioxide in its root system.
他的家族像一棵有着长长根系的大树。
他们有着非常强壮的根系。
但是你必须记住，通过切瓣降低了球根系的整体高度。
But you do have to remember by butterflying, you are cutting down the overall height of that root ball.
莫扎法认为可能植物根系能吸收土壤微生物产生的B12。
Mozafar hypothesized that B12 produced by soil microorganisms might be absorbed through the roots into the plant itself.
你需要为扩展根系和结出果实制订一个每日计划。
You need a daily plan for both expanding your roots and bearing fruit.
姆阿特让他们将这两个身体放在圣坛石的根系之上。
Mo'at directs them to lay both bodies among the roots on the altar-rock.
实验第27天，研究者测量了茎的长度，根系长度以及植物总重量。
On the 27th day of the experiment, the researchers measured stem length, root-system length and the overall weight of the plants.
在母树的周围通常有着很多个的分支，它们之间通过同根系相互连接。
The mother tree is usually surrounded by the offshoots, all connected via the same root system.
所以，他建议将植物从容器中取出来，将底下一半的球状根系切成四部分。
So his advice is to pull the plant out of the container, then cut the bottom half of the root ball into four parts.
因此，一种理想的生物能植物应能生产大量的地上部生物量燃料并有丰富的根系。
Therefore, an ideal bioenergy plant would produce lots of aboveground biomass for fuel as well as have an extensive root system.
其方法是：把作物固定在无土水槽里扎根，溶解在水里的营养液在根系周围循环。
Plants are held in place so their roots lie in soilless troughs, and water with dissolved nutrients is circulated over them.
就像山峰和沟谷可能会把水导入河流，这种植物的叶子也会把雨水导入根系周围的土地。
Like the mountains and valleys that might route water into a river, the plant's leaves channel rainwater toward the ground surrounding the rhubarb plant's root.
根系特征表现一样，但是实验组植株的茎长平均达到6cm，对照组为3.5 cm。
The root systems were all the same, but the stems of the treated plants had an average length of 6cm, compared with 3.5cm for the untreated plants.
根据时节和需要，他的工作包含了种植花卉、清扫道路、修剪杂草或者根系覆盖。
He may plantflowers, sweep the walks, cut the grass, or spread mulch, depending on theseason and the need.
SteveRenquist说：“蓝莓植物有一个很棒的浅根系统，枝叶并不很茂盛。
STEVE RENQUIST: "Blueberry plants have a pretty shallow root system.
SteveRenquist说：“蓝莓植物有一个很棒的浅根系统，枝叶并不很茂盛。
STEVE RENQUIST: "Blueberry plants have a pretty shallow root system.
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