Soils retain nutrients by several mechanisms. Most nutrients are dissolved in soil water as either positively or negatively charged ions; soil particles are also charged and thereby are able to electrically hold these ions. Soils also hold nutrients by retaining the soil water itself. Arguably the ...
百度试题 结果1 题目What is the soil rich in? A. Water. B. Air. C. Nutrients. D. Animals. 相关知识点: 试题来源: 解析 C。解析:“The soil is rich in nutrients and supports the growth of plants.”表明土壤富含营养物质。反馈 收藏 ...
That ammoni a provides the plants with nutrients,restores poor soil, and boosts the plants' natural defenses against pest insects.One problem with the bacteria, however, is the fact that they are very sensitive to heat and humidity (度). This means they don't stand up well to being ...
Soil testing can help determine what nutrients your soil needsLee Rouse
What do plants get from the soil? A. Air B. Water and nutrients C. Friends D. Toys 相关知识点: 试题来源: 解析 B。解析:植物从土壤中获取水分和养分(B 选项),以维持生长。空气(A 选项)是从周围环境中获取的。植物在土壤中没有朋友(C 选项)和玩具(D 选项)。
Mineral nutrients, which are are those found in the soil, can be augmented by fertilizers. There are 16 essential plant nutrients that are needed for a plant to grow properly. Three of these are available to the plant through the air and water. These three nutrients are carbon, hydrogen, ...
The human body needs food to grow and stay healthy. What are the main nutrients in food? A. Sugar and salt. B. Water and air. C. Vitamins and minerals. D. Rocks and soil. 相关知识点: 试题来源: 解析 C。食物中的主要营养物质是维生素和矿物质;A 选项糖和盐不是主要营养物质;B 选项水...
Good soil provides plants with nutrients. What can't good soil do for plants? A. 意转部原养切适情与上通状接又入持意转部原养切适情与上通状接又入持provide water意转部原养切适情与上通状接又入持意转部原养切适情与上通状接又入持 B. 名且价名且价provide support名且价名且价 C. ...
题目What do plants need from the soil? A. Bad things B. Toys C. Water and nutrients D. Animals 相关知识点: 试题来源: 解析 C。文章中提到“plants need water and nutrients from the soil.”,所以植物需要土壤中的水和养分。反馈 收藏
Small leaves that aren't a lush green but instead are pale green or even yellow could indicate a lack of nitrogen,' he explains. The best thing to do is get your soil tested to better understand your soil's health and how to improve it. These are the 17 essential plant nutrients ...