In the plant nutrition cycle, water is mainly absorbed by ___. A. leaves B. stems C. roots D. flowers 相关知识点: 试题来源: 解析 C。解析:在植物营养循环中,水主要是由根部(roots)吸收的。叶子(leaves)主要进行光合作用吸收阳光等。茎部(stems)主要负责运输物质。花朵(flowers)主要用于繁殖等功能...
II. Some relationships between mineral nutrition, root function, and transpiration rate. Plant Soil 26: 469-480Drew, D. H. ( 1967c ). Mineral nutrition and the water relations of plants. III. On the role of mineral salts on the water relations of leaves . Pl. Soil . 27 , 92 ....
When young tomato plants were transferred from nutrient solution to mineral-free water, reductions in transpiration, water content of the shoots and stomatal aperture were not accompanied by a reduction in the relative water content or an increase in the suction pressure of the leaves. The relative...
17.Offshore, a phytoplankton bloom forms a bright green in the ocean wa 正文 TPO51 托福阅读 passage3:The Role of the Ocean in Controlling Climate 原文文本+真题答案 第三篇:社会学 The Role of the Ocean in Controlling Climate To predict what the climate will be like in the future...
In recent years, the concept of food sustainability has gained significant attention as we grapple with the environmental and social implications of our current food systems. At the heart of this discussion lies the role of nutrition, a field that offers various career opportunities for those passio...
The ethnically and racially uneven role of water infrastructure spending in rural economic development Local government investment in water infrastructure is associated with rural economic development in the United States. Through the use of interactional models, the economic benefits are shown to be eth...
Plant root systems perform many essential adaptive functions including water and nutrient uptake, anchorage to the soil and the establishment of biotic interactions at the rhizosphere. Changes in the architecture of the root system, therefore, can profoundly affect the capacity of plants to take up ...
Selenium (Se) is the critical element that is required by various organisms for biological functions. There are numerous beneficial aspects of Se in plants
Role of the Organomineral Gel in the Formation of the Nonsolvent Volume of Soils We considered nonsolvent volume (NV) of soils and showed that water absorption from the solution by the double electric layers (DELs) of noninteracting soil colloidal micelles fails to explain the existing experimental...
Herbivorous crustaceans comprise a significant proportion of filter-feeders; among them, Cladocera are found in almost all types of fresh waters. Although these abundant animals, known as water fleas, have been used extensively for a variety of research interests, little is known about their nutri...