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Soil

Soil, by definition, is a earthly compound comprised of biotic (living) and abiotic (non-living) matter that is formed in several layers over millions of years. It is the very component of the Earth that plants need to root themselves and grow in in order to feed all animal life. There are many different types of soil across the globe for each continent and biome, and each type has its characteristics that depict what plants can grow where, when, and how. Questions and answers about soil can be asked and answered here.

10,730 Questions

Why should the soil be loosened before storing?

Loosening the soil before storing helps improve aeration and drainage, preventing compaction that can lead to anaerobic conditions and spoilage. It also promotes even moisture retention, reducing the risk of mold or decay. Additionally, well-loosened soil can prevent the buildup of harmful pathogens and pests, ensuring the quality of the stored material is maintained.

Can stevia be grown hydroponically?

Yes, stevia can be grown hydroponically. This method allows for precise control over nutrients and water, which can enhance the plant's growth and sweetness. Hydroponic systems can provide a suitable environment for stevia, as they typically require well-drained conditions and consistent moisture. With proper management, hydroponic cultivation can yield healthy stevia plants rich in glycosides, the compounds responsible for its sweetness.

Why is there always plenty of humus in the soil of Solomon islands than any other forest type?

The Solomon Islands have abundant humus in their soil primarily due to the tropical rainforest environment, which promotes rapid decomposition of organic matter. The warm temperatures and high humidity facilitate the breakdown of leaf litter and other plant materials, resulting in rich organic content. Additionally, the diverse array of plant species contributes to a continuous supply of organic material, enhancing soil fertility compared to other forest types.

How much to irrigate?

The amount of water needed for irrigation depends on several factors, including the type of crop, soil type, climate, and growth stage of the plants. Generally, a common guideline is to provide about 1 to 1.5 inches of water per week, either through rainfall or irrigation. It's essential to monitor soil moisture and adjust irrigation accordingly to avoid over- or under-watering. Utilizing tools like soil moisture sensors can help determine the precise needs of your crops.

What is it called when the plant grow downwards into the soil?

When a plant grows downwards into the soil, it is called "positive geotropism" or "positive gravitropism." This growth behavior helps anchor the plant and enables it to access water and nutrients from the soil. The root system exhibits this response, ensuring stability and support for the plant's overall structure.

Can you use peat in containers?

Yes, peat can be used in containers as a growing medium due to its excellent water retention and aeration properties. However, it’s important to consider sustainability, as peat extraction can harm ecosystems. Many gardeners opt for peat alternatives, such as coconut coir or compost, to minimize environmental impact while still achieving good drainage and moisture retention in container gardening.

What is the thick layer under the surface is a mixture of humus and the rocky fragments and what it is called?

The thick layer beneath the surface, composed of a mixture of humus and rocky fragments, is known as soil. This layer plays a crucial role in providing nutrients and support for plant growth. It typically consists of various minerals, organic matter, water, and air, contributing to its fertility and structure. Soil formation is a complex process influenced by climate, organisms, topography, and time.

What type of soil would erode fastest wet dry or soil that is covered with grass and other plants?

Soil that is bare, especially when wet, would erode the fastest because it lacks vegetation to anchor the soil particles. Wet soil can become saturated and lose structural integrity, making it more susceptible to erosion from water runoff. In contrast, soil covered with grass and other plants has roots that stabilize the soil and reduce erosion by absorbing water and slowing down runoff. Therefore, vegetated soil is the most resistant to erosion.

What impact has urban development had on the soil around the factory?

Urban development around factories often leads to soil degradation due to increased pollution, compaction, and the introduction of impervious surfaces. Contaminants from industrial activities can leach into the soil, degrading its quality and disrupting local ecosystems. Additionally, the removal of vegetation for development can reduce soil fertility and its ability to retain water, further impacting agricultural and ecological resilience. Overall, these changes can compromise soil health and biodiversity in the area.

Soil remaining on top of the bedrock from which it formed?

Soil that remains on top of the bedrock from which it formed is called **residual soil**.

It develops in place through the weathering of the underlying rock and retains many of its parent material’s characteristics.

Does humus create good soil tilth which is an indirect benefit of microorganisms action?

Yes, humus contributes significantly to good soil tilth, which refers to the soil's physical structure and its ability to support plant growth. Microorganisms break down organic matter into humus, enhancing soil aggregation and improving aeration, drainage, and moisture retention. This improved structure promotes root development and overall soil health, demonstrating the indirect benefits of microbial activity in creating fertile soils.

What does manure and fertilizer do to soil and plants?

Manure and fertilizer enrich soil by providing essential nutrients that promote plant growth, such as nitrogen, phosphorus, and potassium. They enhance soil structure, improve moisture retention, and support beneficial microbial activity, which contributes to healthier root systems. Proper application can lead to increased crop yields and improved soil fertility, while excessive use may result in nutrient runoff and environmental issues.

What type of soil does calamansi grow?

Calamansi thrives in well-draining, loamy soil that is rich in organic matter. It prefers a slightly acidic to neutral pH, typically between 5.5 and 7.0. Good drainage is essential to prevent root rot, so sandy or loamy soils with good aeration are ideal for optimal growth.

Why should farmers enhance the amount of humus in their farmlands?

Farmers should enhance the amount of humus in their farmlands because it improves soil fertility by increasing nutrient retention and water-holding capacity, leading to better crop yields. Humus also promotes beneficial microbial activity, which is essential for healthy soil ecosystems. Additionally, it helps prevent soil erosion and enhances resilience against extreme weather conditions, contributing to sustainable farming practices. Overall, increasing humus levels supports long-term agricultural productivity and environmental health.

What are the 3 things present in soil that is vital for plant growth?

Three vital components present in soil that support plant growth are nutrients, water, and organic matter. Nutrients, such as nitrogen, phosphorus, and potassium, are essential for plant development and metabolism. Water is crucial for photosynthesis and nutrient uptake, while organic matter improves soil structure, enhances moisture retention, and fosters beneficial microbial activity. Together, these elements create a healthy environment for plants to thrive.

Is clay better than humus?

Clay and humus serve different roles in soil health and fertility, so one isn't inherently better than the other. Clay provides excellent water retention and nutrient-holding capacity, while humus improves soil structure, aeration, and microbial activity. Ideally, a balanced mixture of both is optimal for healthy soil and plant growth. Each component contributes uniquely to ecosystem functionality.

Which factor has the most influence on the development of soil?

Climate is the most influential factor in soil development, as it affects temperature, moisture, and vegetation, all of which contribute to soil formation processes. Precipitation patterns influence erosion and weathering, while temperature affects organic matter decomposition and biological activity. Additionally, climate determines the types of vegetation that can grow in an area, which in turn impacts soil composition and fertility. Other factors, such as parent material, topography, and time, also play significant roles but are often influenced by climatic conditions.

What kind of soil do snowdrops like?

Snowdrops prefer well-drained, fertile soil that retains some moisture but does not become waterlogged. A slightly alkaline to neutral pH is ideal, and incorporating organic matter like compost can enhance soil quality. They thrive in locations with partial shade, mimicking their natural woodland habitat. Good drainage is essential to prevent bulb rot.

Where Electricity bill for rs.400 received from horizon enterprises?

The electricity bill for Rs. 400 received from Horizon Enterprises likely represents the charges for your electricity consumption during a specific billing period. It may include various components such as energy usage, fixed charges, and applicable taxes. To avoid late fees, ensure timely payment through the designated payment methods outlined on the bill. If you have any discrepancies, it's advisable to contact Horizon Enterprises for clarification.

How do leguminous plants help in maintaining soil fertility?

Leguminous plants, such as peas, beans, and clovers, enhance soil fertility primarily through a process called nitrogen fixation. They host symbiotic bacteria in their root nodules, which convert atmospheric nitrogen into a form that plants can use. This enriches the soil with essential nutrients, particularly nitrogen, improving its overall fertility. Additionally, when leguminous plants decompose, they contribute organic matter, further enhancing soil structure and nutrient content.

Why does humus form quickly?

Humus forms quickly due to the rapid decomposition of organic matter by microorganisms, such as bacteria and fungi, particularly in warm and moist environments. This process is accelerated by the presence of diverse plant materials, which provide a rich source of nutrients. Additionally, the physical and chemical properties of the soil facilitate the retention of organic matter, allowing it to break down and transform into humus more efficiently. Overall, the right conditions and abundant microbial activity contribute to the swift formation of humus.

Why humus is called colloidal substance?

Humus is called a colloidal substance because it consists of small, finely divided organic particles that can remain suspended in water without settling. This colloidal nature allows humus to retain moisture and nutrients effectively, enhancing soil fertility. Additionally, its small particle size increases the surface area for chemical reactions, facilitating nutrient exchange in the soil.

In finance what is the time horizon?

In finance, the time horizon refers to the period over which an investment is expected to be held before needing to be liquidated or re-evaluated. It can range from short-term (months to a few years) to long-term (several years to decades). The time horizon influences investment strategy, risk tolerance, and asset allocation, as different investments may be more suitable depending on how long an investor plans to stay in the market. Understanding the time horizon helps investors align their financial goals with appropriate investment choices.

What kind of soil do dahlias like -- How deep do you plant them?

Dahlias thrive in well-draining, fertile soil with a pH of 6.0 to 7.0, enriched with organic matter like compost. They prefer loamy or sandy soil that retains moisture but allows excess water to drain away. When planting dahlias, tubers should be buried approximately 4 to 6 inches deep, depending on the size of the tuber and local conditions. Ensure they are planted in a location that receives full sun for optimal growth and blooming.

What soil type is required for coriander?

Coriander thrives best in well-draining, loamy soil that is rich in organic matter. A pH level between 6.2 and 6.8 is ideal for optimal growth. Good drainage is crucial to prevent waterlogging, which can lead to root rot. Additionally, incorporating compost can enhance soil fertility and support healthy plant development.