Judgments
ADVANCES-IN-PLANT-NUTRITION-AND-SOIL-MANAGEMENT
- Course
- Institution
DVANCES-IN-PLANT-NUTRITION-AND-SOIL-MANAGEMENT
[Show more]
Seller
Follow
Studyabroad
Content preview
MERU UNIVERSITY OF SCIENCE AND TECHNOLOGYP.O. Box 972-60200 – Meru-Kenya.
Tel: +254(0) 799 529 958, +254(0) 799 529 959, +254 (0)712 524 293
Website: www.must.ac.ke Email: info@mucst.ac.ke
UNIVERSITY EXAMINATIONS 2021/2022
FIRST YEAR, FIRST SEMESTER EXAMINATION FOR DEGREE OF MASTER OF
SCIENCE IN AGRICULTURE
AAA 7101: ADVANCES IN PLANT NUTRITION AND SOIL MANAGEMENT
DATE: OCTOBER 2022 TIME: 3 HOURS
INSTRUCTIONS: Answer Question ONE and any other TWO questions.
QUESTION ONE (30 MARKS)
a) Explain the roles played by the following essential elements in plants, citing the forms in
which they are absorbed
i. Phosphorous (2 Marks)
ii. Calcium (2 Marks)
b) Discuss the negative implications of inorganic fertilizers to the environment. (5 Marks)
c) Describe the classification of fertilizers, giving an example of each type (6 Marks)
d) Describe the three categories of Nutrient use efficiency (NUE), giving the expression on
how each can be determined (6 Marks)
e) Discuss the effects of soil acidity on the availability of N and P nutrients to plants.
(4 Marks)
f) Describe the Mn and Al toxicity, and their effects in plants growth. (5 Marks)
QUESTION TWO (15 MARKS)
a) Discuss the causes of soil salinity and its effects on plant growth. (10 Marks)
b) Discuss the reclamation strategies for saline soils. (5 Marks)
Meru University of Science & Technology is ISO 9001:2015 Certified
Foundation of Innovations Page 1
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Studyabroad. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.50. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
50064 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now