During a year’s time, some 250 kg nitrogen and only 30 g molybdenum have been taken up by the trees growing on a hectare of land. Would you therefore conclude that the nitrogen was more essential for...

During a year’s time, some 250 kg nitrogen and only 30 g molybdenum have been taken up by the trees growing on a hectare of land. Would you therefore conclude that the nitrogen was more essential for the tree growth? Explain.

In soils that are inherently low in soluble silica, what three types of benefits you might expect plants to derive from applications of such soil amendment as Wollastonite?