The synergistic (positive) nutrient interactions must be maximized for optimal nutrient use efficiency, whereas antagonistic (negative) nutrient interactions must be minimized. The composition, chemical forms, and absorption capacity of nutrients by plants in hydroponics are crucial for specific crop's ...
Plants need soil to grow. What does soil provide for plants? A. food B. water and nutrients C. air and sunlight D. flowers and leaves 相关知识点: 试题来源: 解析 B。解析:土壤为植物提供水分和养分。选项 A 土壤不能提供食物,选项 C 空气和阳光不是土壤提供的,选项 D 花和叶子是植物的部分,...
___ can provide enough nutrients for plants. A. Soil B. Water C. Air D. Sun 相关知识点: 试题来源: 解析 A。土壤能为植物提供足够的养分。选项 B“Water”水主要提供水分不是养分;选项 C“Air”空气主要提供氧气等不是养分;选项 D“Sun”太阳提供光能不是养分。反馈...
aHealthy soil provides water and nutrients to plants and encourages healthy plant growth. Allow plenty of time to prepare your soil for planting. As noted by the Cornell University Department of Horticulture, if you want to plant a vegetable or flower garden, begin to prepare your soil the fal...
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. ...
Plants get nutrients from ___. A. air B. soil C. fire D. rain 相关知识点: 试题来源: 解析 B。植物从土壤中获取养分,选项 B“soil”正确。选项 A“air”空气主要提供氧气,不是主要的养分来源。选项 C“fire”火对植物生长有害。选项 D“rain”雨水能提供水分,但不是主要的养分来源。反馈 ...
百度试题 结果1 题目Soil provides plants with ___. A. water and sunlight B. air and food C. nutrients and support D. rain and snow 相关知识点: 试题来源: 解析 C。土壤为植物提供养分和支撑。反馈 收藏
百度试题 结果1 题目Plants () nutrients from the soil. A. absorb B. absorbing C. absorbs D. is absorbed 相关知识点: 试题来源: 解析 :A 反馈 收藏
Plants usually ___ nutrients from the soil through their roots. A. take in B. take on C. take up D. take off 相关知识点: 试题来源: 解析 A。解析:take in有吸收的意思,植物通过根部从土壤中吸收养分,这个表达符合语境;take on表示承担、呈现,与吸收养分的意思不符;take up虽然也有占据、开始从...
Most plants do notgrow well in sandy soil.Rich soil that has fallen leaves in it is good forgrowing most plants. Fallen leaves have a lot of food, ornutrients in it. Soil that has a lot of fallen leaves is oftenwet and soft. (D)Farmers and gardeners prefer this kindof soil. It ...