chemical elements for crops to survive

Crops require about 20 separate chemical elements to survive. Liebig’s law of the minimum states that the growth of a plant is affected by just one limiting factor at a time – the nutrient whose availability is the most limited to the needs of a plant. Based on this law, which of the following statements … Read more

organic fertilizers

While naturally occurring, organic fertilizers (fertilizers made of natural products such as manure) have a number of drawbacks to manmade artificial fertilizers, which of the following is a major drawback of organic fertilizers? (Points : 1) Organic fertilizers do not provide enough chemical elements to replace those lost during farming Organic fertilizers must be used … Read more

What is/are the major difference(s) in rangeland and pasture?

Livestock are often raised on rangeland or pasture. What is/are the major difference(s) in rangeland and pasture? (Points : 1) Rangeland is not marked by fencing while pasture is surrounded with barbed or electric wire. Rangeland provides food for grazing without planting or plowing while pasture is plowed, planted, and harvested to provide forage for … Read more

ways that agroecosystems differ from natural ecosystems?

Farming creates novel ecological conditions known as agroecosystems that differ from natural ecosystems in a number of ways. Which of the following is not a way that agroecosystems differ from natural ecosystems? (Points : 1)       Ecological succession is halted to keep the agroecosystem in an early-successional state. The focus is on monoculture (one plant species … Read more

What are patterns of end of civilization?

assignment for GLOBAL ENV ASSESS MGT class , you have to answer the following questions ,each question should has 250 words with 500 words as total . You can use the fallowing link to find the answer , http://www.rainbowbody.net/Finalempire/ You will have a 10 hours to finish this work . 2a: What are patterns of … Read more

Special Populations – A Challenge to Juvenile Justice

Chapter 9 of the text addresses special populations of juveniles that pose significant problems to the juvenile justices system. Assume you were writing a proposal to a city or state administrator to address one of the special populations identified in our text (e.g., early starters, juvenile gangs, or juvenile sex offenders) and explain why juveniles … Read more

Corrections and Delinquency Intervention/Prevention Programs

Corrections and Delinquency Intervention/Prevention Programs Use the Ashford University Library to locate a journal article encompassing such topics as: corrections, jails, prisons, rehabilitation, or boot camps. You can use your research in your Final Paper, due in Week Five. Also, the Required and Recommended Resources, listed every week, are available to use as research for … Read more