This investigation was planned to work on the different types of competition and solve the problem of the farmers suffering from shortages of crop production. Hence, the research question was framed: "Does decreasing distance (70mm, 50mm, 30mm, 10mm) of the wheat (Triticum aestivum) and chickpea (Cicer arietinum) seeds sown in the presence (5% solution of urea) and absence of urea effects the shoot length (mm) due to inhibitory effects of intraspecific and interspecific competition between them?"
Crop production in India is labour intensive with limitation of scientific techniques. Unawareness in farmers for correct distance of sowing seed leads to low production of crops. This is due to overlapping of niche and thus the realised niche of a species which is the actual mode of existence resulting from adaptation and competition is developed.
A research was undertaken by in Journal of Experimental Botany which acknowledged various factors that affect the crop production and solutions to overcome competition. The research would make farmers aware of a major factor like competition, that should be considered while crop production.
Table of Contents
1. Introduction
1.1 Competition
1.1.1 Interspecific competition
1.1.2 Intraspecific competition
2. Background Information
2.1 Wheat (Triticum aestivum)
2.2 Chickpea (Cicer arietinum)
2.3 Urea
2.4 Medium to grow seed
2.5 Seed Germination
3. Hypothesis
3.1 Null hypothesis
3.2 Alternate hypothesis
4. Variables
4.1 Independent variables
4.2 Dependent variables
5. Methodology
5.1 Planning to introduce competition between growing plant
5.2 Seed Selection
5.3 Seed Bed (sand bed) preparation
5.4 Seed laying for the interspecific and intraspecific competition
5.5 Preparation of urea solution and its use
5.6 Measuring the shoot length
6. Data Collection
7. Data Table
8. Graphs
9. Results
10. Discussion and Evaluation
11. Conclusion
12. Limitations
13. Improvements
14. Extension
Research Objectives and Key Topics
The research investigates how decreasing planting distances (70mm, 50mm, 30mm, 10mm) and the presence or absence of urea fertilizer affect the shoot growth of wheat (Triticum aestivum) and chickpea (Cicer arietinum) seeds, specifically focusing on the inhibitory effects of intra- and interspecific competition.
- Mechanisms of interspecific versus intraspecific competition in plants.
- Impact of nutrient availability (urea) on seed germination and shoot elongation.
- Mathematical modeling of plant competition through linear regression and trend analysis.
- Statistical evaluation of growth variations using t-tests.
- Agricultural implications for optimizing crop yields through seed spacing and fertilization.
Excerpt from the Book
1. Introduction
Crop production in India is labour intensive with limitation of scientific techniques. Unawareness in farmers for correct distance of sowing seed leads to low production of crops. This is due to overlapping of niche and thus the realised niche of a species which is the actual mode of existence resulting from adaptation and competition is developed. A research was undertaken by Jianbo Shen, Lixing Yuan et al. in Journal of Experimental Botany which acknowledged various factors that affect the crop production and solutions to overcome competition. The research would make farmers aware of a major factor like competition, that should be considered while crop production.
A crop is produced when a seed is germinated and plumule and radicle grow. Among various factors that affect the shoot length of a plant are light, oxygen, soil fertility, moisture supply, nutrients supplied etc. competition is least considered. Length of the shoot system depends upon how better the plants can overcome the competition to obtain above resources. If plants are of different species they have different resource requirement but if plants are of same species their resource requirement is very much similar and hence lead to tolerance and stress. Urea was chosen as a nutrient source as according to an exploration by Rein Aerts, the competition is also dependent on the nutrient provided to the plant. An investigation on effect of distance between plants on the development of cassava plant tuber was conducted by Nereu Augusto Streck et al. which resulted in high yield per plant with lower densities. So this investigation was planned to work on the different types of competition and solve the problem of the farmers suffering from shortages of crop production.
Summary of Chapters
1. Introduction: Discusses the importance of seed spacing and competition in agriculture and introduces the research question regarding plant growth.
2. Background Information: Provides technical context on the biological requirements of wheat and chickpea, the role of urea, and general principles of seed germination.
3. Hypothesis: Defines the null and alternate hypotheses regarding the impact of seed distance and urea on shoot growth.
4. Variables: Outlines the independent variables (urea concentration, seed distance) and the dependent variable (shoot length).
5. Methodology: Details the experimental setup, including sand bed preparation, seed selection, and measurement techniques.
6. Data Collection: Describes the process of recording measurements across multiple trials and preparing the data for analysis.
7. Data Table: Presents the raw and processed observational data for both intra- and interspecific competition.
8. Graphs: Visualizes the correlation between plant distance and shoot length through comparative bar and trend-line charts.
9. Results: Interprets the findings, highlighting how intraspecific competition is more intense than interspecific competition.
10. Discussion and Evaluation: Analyzes results in relation to biological principles and existing research literature.
11. Conclusion: Summarizes the study's success in demonstrating the impact of distance and fertilization on crop development.
Keywords
Interspecific competition, Intraspecific competition, Triticum aestivum, Cicer arietinum, Urea, Shoot length, Seed germination, Agriculture, Plant growth, Nitrogen, Competition, Fertilizer, Crop yield, Statistical analysis, Seed distance.
Frequently Asked Questions
What is the core focus of this research?
The research examines the impact of seed spacing and urea fertilization on the shoot growth of wheat and chickpea plants to identify optimal conditions for crop production.
What are the primary areas covered in this study?
It covers plant competition dynamics, the physiological role of urea, methodologies for controlled biological experiments, and statistical analysis of growth data.
What is the main objective of the paper?
The main goal is to determine if decreasing seed distances and the availability of urea significantly affect the shoot length of crops due to competition.
Which scientific methods are employed?
The study uses a controlled experimental setup, repeated measurement trials, linear regression analysis, and t-tests to evaluate hypotheses.
What aspects are discussed in the main body?
The main body details the preparation of the seed environment, the collection and documentation of shoot growth, and the analysis of how density and nutrients affect competitive stress.
What are the characterizing keywords of the work?
Key terms include intraspecific competition, interspecific competition, shoot length, urea, and agricultural crop optimization.
Why was urea chosen as a fertilizer for this experiment?
Urea was chosen because it provides nitrogen, an essential nutrient that triggers chlorophyll formation and supports rapid growth in plants.
What did the results reveal about the intensity of competition?
The results indicated that intraspecific competition is generally more intense and detrimental to shoot length than interspecific competition between the two species.
- Citar trabajo
- Saharsh Khicha (Autor), 2019, Inter-specific and Intra-specific Competition in Plants, Múnich, GRIN Verlag, https://www.grin.com/document/489009
