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Level: Level means having a flat, smooth horizontal surface. It also refers to a relative amount, intensity, or concentration, such as an unsafe level of contamination or reduced noise levels. A level is also a flat low-lying area of usually marshy land, often reclaimed by artificial drainage in parts of Fen Country in Eastern England round the Wash. Maintaining level land can improve water management and crop growth.

Liquefied Petroleum Gas: Liquefied petroleum gas is propane or butane or a combination of both produced by refining crude petroleum oil. Abbr LPG. Liquefied petroleum gas is used for domestic heating and cooking and for powering vehicles. Utilizing liquefied petroleum gas can provide farmers with a clean and efficient energy source.

Laying Hen: A laying hen is a female domestic fowl which is kept primarily for egg production. Raising laying hens can provide a steady source of income from egg sales.

Lupin: Lupin is a leguminous plant (Lupinus polyphyllus) grown as a crop for protein and seed oil. Lupins were originally grown in the UK as green manure on acid sandy soils, and for some sheep folding. They are now grown for grain production. The seeds of lupin contain 30–40% protein and 10–12% edible oil. The white lupin is an early-ripening sweet type but is difficult to harvest and must be combined carefully. Growing lupins can provide farmers with a nutritious and marketable crop for animal feed and oil production.

Larval: Larval refers to the stage of an insect or other animal before it becomes an adult. Proper pest control during the larval stage can prevent crop damage.

Leucocyte: A leucocyte is a white blood cell. Understanding leucocytes and their role in the immune system can aid in managing livestock health.

Land Tenure: Land tenure is the way in which land is owned and possessed. This may be by an individual owning the freehold, by a tenancy agreement between freeholder and tenant, or by a form of community ownership. Understanding land tenure arrangements is essential for securing land rights and planning long-term agricultural investments.

Long-Grain Rice: Long-grain rice is varieties of rice with long grains, grown in tropical climates such as India. Understanding rice varieties like long-grain rice can aid in crop selection and market targeting.

Lactic Acid: Lactic acid is a sugar which forms in cells and tissue, and is also present in sour milk, cheese, and yoghurt. Lactic acid is important for preserving dairy products and adding flavor, helping farmers and producers to create a variety of dairy goods.

Liftings: Liftings refers to crops which have been lifted. Properly managing liftings can improve post-harvest handling and storage.