This topic contains a solution. Click here to go to the answer

Author Question: Marshall owns a 5-hectare wheat cropland. In 1973, his total crop yield was 19 tons. After using N ... (Read 47 times)

Jkov05

  • Hero Member
  • *****
  • Posts: 556

Question 1

Increases in nutrient concentration above the critical range indicate that plant is absorbing nutrients above that needed for maximum yield. Which of the following terms defines this phenomenon?
◦ critical range absorption
◦ luxury consumption
◦ limiting factor consumption
◦ seeding rate

Question 2

Marshall owns a 5-hectare wheat cropland. In 1973, his total crop yield was 19 tons. After using N fertilizers for the next ten years, the total crop yield doubled. However, in spite of increasing the N fertilizer use, the total crop yield declined to 26 tons between 1983 and 2000. Which of the following would have led to the decrease in crop yield over the years?
◦ increase in nutrient use efficiency of wheat
◦ increase in fertilizer use faster than wheat yield
◦ increase in wheat yield faster than fertilizer use
◦ decrease in the quantity of applied nutrient in the soil


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Jkov05 on Sep 3, 2020

InfiniteSteez

  • Sr. Member
  • ****
  • Posts: 340
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.
Answer Preview
Only 64% of students answer this correctly




Jkov05

  • Member
  • Posts: 556
Reply 2 on: Sep 3, 2020
Gracias!


amandalm

  • Member
  • Posts: 306
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

For a complete list of videos, visit our video library