For years, horticulturists believed plants didn’t receive any benefits from far red light, since its wavelength range is beyond 700 nm, the absorbable limit of most plants. Recent studies, however, are finding that plants do respond to wavelengths up to 780 nm. In addition, scientific researc...
A. conclusion B. hypothesis C. result D. analysis 相关知识点: 试题来源: 解析 B。A 选项 conclusion(结论)是在实验后得出的;B 选项 hypothesis(假设)符合题意,认为植物在红光下生长得更好是一个假设;C 选项 result(结果)也是实验后产生的;D 选项 analysis(分析)通常在有数据后进行。反馈 收藏 ...
plastic bags have polluted the land, industrial waste gas, automobile exhaust pollution the air, trees and flowers are hard to meet again, only can see is just a weak looking trees flowers and plants, all everything has disappeared, the earth on a red alert. The...
mademerealizethatplantsalwayscarriedon.“Howsmallmyheartbreakisinthegrandschemeof things,”Isaidtomyself.IhadnoideawhereI?dendupliving,butIcouldrelyonthosecyclesof growth,decay(衰退)andrenewal.Therewassomethingenormouslycomfortinginthat. Gradually,theneedforgreenspacebecameahabitthatchangedmylife.WhenIwasstayi...
thermal penetration d thermal performance d thermal power plants thermal radiation eff thermal resistance of thermal source bright thermal sprayed coati thermal strain analys thermal switch shell thermal tability of c thermal titration thermal type meter thermal value test thermal wave electron thermal- an...
pack of dogs package agency package fares package of goods package plants package plastic wire package tea slowly op packageceramic packagepacking packaged electronic c packaged electronic c packaged technology packagetray packagewashprimer packaging containers packaging and distrib packaging characteris packagi...
People can learn about different kinds of animals and plants through eco-friendly(环保的)travel activities. The national parks can also be helpful to local people. The building of these national parks provides many jobs for local people. People living in or around the parks can work as park ...
There it can pollute drinking water, harm plants, and eat away soil. By spreading cheese bring on streets before adding a layer of rock salt, Milwaukee may be able to cut its rock salt use by 30 percent. Cheese bring has a downside too—a smell similar to that of bad milk. "I don...
It was an experiment in 2010 by John and Cynthia Hardy. Their idea was to make a school that was totally environmentally friendly. Everything in the school is ‘green’—that means it’s good for the environment. The classrooms are made of bamboo wood and the light is from the s1. The...
Those who like to be with__10 _like red. The cool colors are__11_and blue. Where are these colors, people are usually worried. Some scientists say that time seems to__12 _more slowly in a room with warm colors. They suggest that a warm color is a good__13_for a living room ...