We are doing an experiment to see how different kinds of soil affect plant growth. What do we need to keep the same? A. The amount of water. B. The type of plants. C. The size of the pots. D. All of the above. 相关知识点: ...
How does soil fertil- ity affect yam growth? Acta Agric. Scand. Sect. B 61, 448-457.Diby, L. N., Hgaza, T. B., Tie, T. B., Assa, A., Carsky, R., Girardin, O., . . . Frossard, E. (2011). How does soil fertility affect yam growth? Acta Agriculturae Scandinavica, ...
The type of soil C. The amount of water D. The size of the container 相关知识点: 试题来源: 解析 C。在不同土壤类型对种子发芽影响的实验中,水量应保持一致,答案是 C。A 选项种子数量如果不同也会影响实验结果;B 选项土壤类型是变量;D 选项容器大小对实验结果影响较小但不是主要控制变量。
How does soil pollution affect plant growth? How do humans contribute to soil degradation? How can a confined aquifer become contaminated? How does the compaction of soil lead to land degradation? How do humans cause soil pollution? How does soil pollution affect the air?
Deforestation can lead to soil erosion. How does soil erosion further affect the climate? A. It makes the climate more humid B. It has no further effect on the climate C. It may lead to more extreme weather D. It makes the climate cooler 相关知识点: ...
How does it work? Uh... take the dark brown color of soil.After microorganisms have broken down the cellulose, we're left with two things: the microbe's waste and the more resistant plant material that microorganisms can't break down easily.These materials ultimately get transformed into a ...
How does it work? Uh... take the dark brown color of soil. After microorganisms have broken down the cellulose, we're left with two things: the microbe's waste and the more resistant plant material that microorganisms can't break down easily. ...
When to Plant Carrots As carrots prefer cooler weather, they can be planted in either spring or fall. As soon as the soil temperature has reached 40⁰F, carrot seeds can be planted, even if the last estimated frost for your area has not occurred. Carrots are considered acool-season vege...
Step-by-step instructions for a science experiment: Can seeds germinate in salt water? How does salt affect seed growth?
precise I mean it—some snakes will search out a place under rocks of a specific thickness, because too thin a rock does't keep them cool enough and too thick a rock will cause them to get too cold.That level of precision is critical to the snake for maintaining its body temperature. ...