Science Of Agriculture Biological Approach
5th Edition
ISBN: 9780357229323
Author: Herren
Publisher: Cengage
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From an agricultural perspective, describe two advantages of vegetative propagation.
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- discuss the following methods of plant propagation. i. Grafting ii. Layering iii. Marcotting iv. Buddingarrow_forwardHow can tissue culture techniques be used to study the effects of environmental factors, such as temperature, humidity, and light intensity, on the growth and development of plant cells and tissues, and how can this knowledge be applied to improve crop yields and plant resistance to abiotic stress?arrow_forwardDescribe the three phases of plant degradation and SOM formation.arrow_forward
- Which of the following biofertilizer extends the root system's reach, allowing for enhanced water and nutrient absorption? Explain.a. Bio-N (Corn) [Azospirillum lipoferum and Azospirillum brasilense] b. Trichoderma [Trichoderma sp.]c. Mykovam [vesicular arbuscular mycorrhiza]arrow_forwardList any two advantages of vegetative propagation.arrow_forwardClassification of the different morphological characteristics according to crop productivity, adaptability and marketability of certain crops. Morphological Characteristics Plant Example Productivity Adaptability Marketability 1. large root 2. leaf/stem with trichomes 3. numerous petals 4. enlarged stem 5. numerous tillers 6. large/numerous pods 7. large leaf 8. overlapping petals/sepals 9. stem/root nodules 10. separate male/ female flowers 11. fibrous/extensive root system 12. brace roots 13. short internodes 14. waxy thick leaves 15. large flowers 16. long stalkarrow_forward
- When describing vegetative propagation, what is meant by the proximal end of a cutting? Group of answer choices A)The end that has buds on it B)The end closest to the base or roots of the plant C)The end closest to the growing tips of the plant D)The plumule inside a baby seedarrow_forwardBased on the cohesion-tension theory, what could be the potential shortfall and how would plant overcome this shortfall? *arrow_forwardExplain why the student added glucose solution to each Petri dish.arrow_forward
- Which of the following statements is false? a. Auxin and gibberellin promote stem elongation b. Cytokinin promotes cell division in shoot tips c. Abscisic acid promotes water loss and dormancy d. Ethylene promotes fruit ripening and abscission.arrow_forwardUsing the provided figure, describe the importance of the two phytochrome systems in controlling de-etiolation and green stem elongation under full sun and shade. Include the key mechanisms and temporal changes in control of this process.arrow_forwardThe data that is attached below was collected during a lettuce seed ecotoxicity assay. Lettuce seed assays are used to compare the ecotoxicity of methanol, ethanol, and isopropanol by these alcohols' effects on germination rate and root elongination. Using the attached data, help answer which alcohol seems to be the most toxic to lettuce seeds. Why or why not would your results be expected? What does this information tell you about using ecotoxicity data to estimate human toxicity?arrow_forward
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