Bradley found that the soils of the great dry-farm wheat belt of Eastern Oregon contained, after having been farmed for a quarter of a century, practically as much nitrogen as the adjoining virgin lands.
The crop thus plowed under contains much nitrogen, which is gradually changed into a form suitable for plant assimilation.
In other words, one deposit of muck may contain seven times as much nitrogen as another, and it would be well before spending much money in drawing out muck for manure to send a sample of it to some good chemist.
When clover is allowed to grow until it is nearly out of flower, the hay would not contain so much nitrogen, and would not be worth quite so much per ton for manure.
The best blood, red in color, contains nearly as much nitrogen as nitrate of soda, running from 13 to 15 per cent.
A ton of hay, on the average, contains as much nitrogen as five or six tons of fresh stable manure.
A marked exception is found in the oat crop, which does not bear the application of much nitrogen, and often fares well on the remains of the manure that fed the corn, if some phosphoric acid is added.
Perhaps 210 pounds would be nearer the truth, in which case the soil would furnish about half as much nitrogen to the cowpea crop as to the corn crop.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "much nitrogen" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
