Answer: Boron is mainly mobilized with the flow of water through the xylem from the roots to the leaves. ... Because some crops make it difficult to visually see a boron deficiency, the best strategy for B is to prevent deficiency with soil application of the micronutrient. Boron is absorbed as boric acid by plants' roots.
Answer: Rock-forming mineral, any mineral that forms igneous, sedimentary, or metamorphic rocks and that typically, or solely, forms as an intimate part of rock-making processes.The minerals that form rock are: feldspar, quartz, amphiboles, micas, olivine, grenade, calcite, pyroxenes
Answer:
it was before the continent drift the homosapiens travelling habitated the most parts of world
<span>the phosphorus cycle
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1. 186.6 g (C)
2. 24
3. Synthesis
4. Endothermic
5. Rate
6. Accelerate
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