Horticulture planting.
Growing Seedling
pumpkin seed, also known as a pepita (from the Mexican Spanish: pepita de calabaza, 'little seed of squash'), is the edible seed of a pumpkin or certain other cultivars of squash. The seeds are typically flat and oval with one axis of symmetry, have a white outer husk, and are light green after the husk is removed. Some pumpkin cultivars are huskless and are grown only for their edible seed.[1] The seeds are nutrient- and calorie-rich, with an especially high content of fat (particularly linoleic acid and oleic acid), protein, dietary fiber, and numerous micronutrients. Pumpkin seed can refer either to the hulled kernel or unhulled whole seed and most commonly refers to the roasted end product used as a snack.
As an ingredient in mole dishes, they are known in Mexican Spanish as pipián. A salsa made of pumpkin seeds and known as sikil pak is a traditional dish of the Yucatán.[7][8] A Mexican snack using pepitas in an artisan fashion[clarification needed] is referred to as pepitoría. Lightly roasted, salted, unhulled pumpkin seeds are popular in Greece with the descriptive name πασατέμπο, pasatémbo, from Italian: passatempo, lit. 'pastime'.
For commercial purposes, sunflower seeds are usually classified by the pattern on their husks. If the husk is solid black, the seeds are called black oil sunflower seeds. The crops may be referred to as oilseed sunflower crops. These seeds are usually pressed to extract their oil. Striped sunflower seeds are primarily eaten as a snack food; as a result, they may be called confectionery sunflower seeds.
They have antioxidant, cholesterol reduction, blood lipid regulation, liver and kidney protection, cardiovascular system protection, anti-inflammatory, anti-tumor, and other effects, which have great.
*Characteristics of quality Seeds
1. How to produce seeds?
-The ovules inside the ovary develop into seeds inside of this fruit.
2. How to select good quality seed?
-The seed with of th physical I quality should have uniform size, weight, and colour and should be free from stones, debris, and dust, leafs, tuigs, stems, flowers, fruit well without other crop seeds and inert material.
3. What are the characteristics of Good quality seeds?
- pure, viable, vigorous, and has high-yielding potential.
4. what are the types of Seeds?
- Pumpkin seed
- Sunflower seed
- Sesame seeds
1. What is seed germination?
Seed germination is the process by which a seed develops into a seedling under favorable conditions. It begins with the seed absorbing water and ends with the emergence of the embryonic root (radicle) and shoot (plumule) from the seed coat.
2. What are the essential factors required for seed germination?
Water: Activates enzymes and softens the seed coat.
Temperature: Affects enzyme activity and metabolic processes.
Oxygen: Required for cellular respiration to provide energy for growth.
Light or Darkness: Some seeds require specific light conditions to germinate.
3. What is the importance of conducting a seed germination test?
Germination tests help assess the viability and quality of seeds, ensuring successful planting by estimating the percentage of seeds that will sprout under optimal conditions.
4. What are the stages of seed germination?
Imbibition: Absorption of water by the seed.
Swelling: The seed swells as it absorbs water.
Radicle Emergence: The embryonic root breaks through the seed coat.
Shoot Growth: The plumule emerges and grows toward the surface.
5. Describe the steps involved in conducting a seed germination test.
1. Select a representative sample of seeds.
2. Place the seeds on a moist medium like paper towels or soil.
3. Provide optimal conditions for germination (light, temperature, water).
4. Monitor daily and record germinated seeds.
5. Calculate the germination rate.
6. Why is it important to test the germination rate of seeds before planting?
It ensures that seeds are viable and reduces the risk of planting non-viable seeds, saving time, effort, and resources.
7. How do you calculate the germination rate of seeds?
Use the formula:
8. What is the significance of using control seeds in a germination test?
Control seeds act as a benchmark to compare results and ensure the test's reliability under standard conditions.
9. What factors can negatively affect seed germination?
Unfavorable soil pH.
Overwatering leading to lack of oxygen.
Diseases like fungal infections.
Extreme temperature or insufficient light.
10. How would you modify your germination test to account for environmental differences like humidity or temperature?
Use climate-controlled chambers.
Adjust watering frequency based on humidity levels.
Test seeds in multiple temperature settings.
11. If seeds have a low germination rate, what steps would you take to improve their chances of germination?
Scarify or soak hard-coated seeds.
Treat seeds with fungicides or pesticides.
Optimize soil pH and nutrients.
Improve storage conditions.
12. Explain how you would identify a seedling with abnormal germination.
Abnormal seedlings may have deformed roots, missing primary leaves, or fail to develop key structures like the radicle or plumule.
13. How can seed germination tests be useful for farmers or gardeners?
They help farmers and gardeners plan planting density, select high-quality seeds, and reduce waste, leading to better yields.
14. What role does seed quality play in agricultural productivity?
High-quality seeds result in better germination rates, stronger seedlings, and higher crop yields, directly influencing agricultural productivity.
15. In what ways do environmental conditions during storage affect the germination potential of seeds?
High humidity, temperature fluctuations, and pests can degrade seed viability by promoting mold, dehydration, or physiological damage.
16. What materials and tools are required to perform a seed germination test?
Seeds.
Germination medium (paper towels, soil).
Containers or trays.
Water.
Thermometer, light source, and record sheets.
17. How would you record and interpret the data from a germination test over time?
Record the number of seeds germinated daily. Plot the data to observe trends and calculate the final germination percentage.
18. What is the significance of conducting multiple trials during a germination test?
Multiple trials improve the accuracy and reliability of results by accounting for variability and reducing the impact of outliers.
The pressed oil of the roasted seeds of the Styrian oil pumpkin (Cucurbita pepo subsp. pepo var. 'styriaca') is also used in Central and Eastern Europe cuisine.[9][10] Pumpkin seeds can also be made into a nut butter. Pumpkin seeds can also be steeped in neutral alcohol, which is then distilled to produce an eau de.
The term "sunflower seed" is actually a misnomer when applied to the seed in its pericarp (hull). Botanically speaking, it is a cypsela.[1] When dehulled, the edible remainder is called the sunflower kernel or heart.
Sesame (/ˈsɛsəmi/;[2][3] Sesamum indicum) is a plant in the genus Sesamum, also called simsim, benne or gingelly.[4] Numerous wild relatives occur in Africa and a smaller number in India.[5] It is widely naturalized in tropical regions around the world and is cultivated for its edible seeds, which grow in pods. World production in 2018 was 6 million tonnes (5,900,000 long tons; 6,600,000 short tons), with Sudan, Myanmar, and India as the largest producers.[6].
