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Author Question: __________ is a primary ingredient in the manufacture of N fertilizers. (Read 61 times)

kodithompson

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on: Sep 3, 2020

Question 1

Nutrient use efficiency or quantity crop production per unit nutrient applied has increased over the last several decades in the U.S.
◦ true
◦ false

Question 2

__________  is a primary ingredient in the manufacture of N fertilizers.
◦ Natural gas (methane)
◦ N/A
Soil Fertility and Fertilizers ¦ Havlin, Tisdale, Nelson, Beaton ¦ 8th Edition
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Marked as best answer by kodithompson on Sep 3, 2020

cpetit11

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Reply #1 on: Sep 3, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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kodithompson

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Reply 2 on: Sep 3, 2020
:D TYSM

ultraflyy23

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Reply 3 on: Yesterday
Gracias!

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