Using powerful loudspeakers, researchers were able to hear clicking sounds coming from the roots of corn saplings.(发表在《植物科学趋势》杂志上的一项新研究表明,植物 也会通过发出"咔哒"声来相互交流,这种声音人耳听不到,但其他植物可以接收到。使 用强大的扬声器,研究人员能够听到来自玉米树苗根部的咔哒声...
根据.In1984, Li himself decided to plant trees to make a livin g and protect the local environment (1984年, 李自己决定种树谋生,保护当地环境)可知, without"没有"符合语境。 故答案为without。 (3)考查副词。 句意:儿子带他回家,但第二天 李又独自上山了。 根据句意, 可知alone"独自"符合 语境。
Now I am not a spoiled little girl in the past, but a girl who knows a lot of things; In the past, I didnt have to go to school, and my mother accompanied me every day. I didnt have to listen to my teacher every day, and I didnt know much, so I wouldnt worry, and I could...
When it comes to planting trees, the first step is to choose the rightlocation. A suitable place should have enough sunlight, proper soil conditions, and sufficient space for the tree to grow. For example, if you want to plant a fruit - bearing tree, it is better to choose a spot in ...
Spring is coming. It is the season for planting trees. On Sunday, our teacher led us to the suburb to plant trees. We brought some spades, pails and saplings with us. On arriving there, everybody went into action in no time. We dug square pits first. Then two persons were needed to...
Spray approved repellents around fruits and vegetables to protect your edibles. Sprinkle granular repellents to create a protective barrier around low-lying gardens and flowerbeds. Distribute weatherproof deer-repelling stations once per year to deter deer from saplings or ornamentals. Deer rely heavi...
Protect ‘Granny Smith’ from pests with micromesh netting shields. ‘Granny Smith’ may be visited by aphids, coddling moths, and apple maggots. One clever and chemical-free way to get rid of pests ismicromesh netting. The tiny holes of this mesh prevent bugs from laying eggs on or eating...
When your pine tree sapling has grown to 6-12 inches, it’s time to give it more space to stretch its roots. To transplant it, choose a 1-gallon pot, fill it with soil, and carefully move your sapling to its new home. Afterward, you can safely relocate your little tree to the gre...
A Trillion Reasons to Protect the Forests Global forests are worth as much as $150 trillion—nearly double the value of global stock markets. The Forest Imperative The world’s forests—which today cover 30% of the earth’s land surface—are an incredibly valuable resource, storing massive am...
Our teacher showed us how to plant trees,then we started to do it. Some dug the pits, some put trees in them and others watered them. We planted a lot of trees. When we finished our work, it was nearly dark.In many countries it has long been the tradition to hold an annual tree ...