Search results
Results from the WOW.Com Content Network
A plant that persists in a location through vegetative reproduction of individuals gives rise to a clonal colony. A single ramet, or apparent individual, of a clonal colony is genetically identical to all others in the same colony. The distance that a plant can move during vegetative reproduction is limited, though some plants can produce ...
Asexual technique includes all forms of the vegetative process such as budding, grafting and layering. Sexual technique involves growing of the plant from a seed. Grafting is referred to as the artificial method of propagation in which parts of plants are joined together in order to make them bind together and continue growing as one plant.
Livestock production occupies 70% of all land used for agriculture, or 30% of the land surface of the planet. It is one of the largest sources of greenhouse gases, responsible for 18% of the world's greenhouse gas emissions as measured in CO 2 equivalents. By comparison, all transportation emits 13.5% of the CO 2.
Some plant species, including many trees, do not produce seeds until they reach maturity, which may take many years. Seeds can be difficult to acquire, and some plants do not produce seed at all. Some plants (like certain [4] plants modified using genetic use restriction technology) may produce seed, but not a fertile seed. [5]
Volkswagen factory in Wolfsburg, Germany. A factory, manufacturing plant or production plant is an industrial facility, often a complex consisting of several buildings filled with machinery, where workers manufacture items or operate machines which process each item into another.
Production of new individuals along a leaf margin of the air plant, Kalanchoe pinnata. The small plant in front is about 1 cm tall. The concept of "individual" is stretched by this process. Kalanchoe daigremontiana produces plantlets along the margins of its leaves. When they are mature enough, they drop off and root in any suitable soil beneath.
World production of primary crops by commodity groups, 2022 World agricultural land by use, 2022 Cropland area in 2022. There was an increase in global production of primary crops by 56% between 2000 and 2022 to 9.6 billion tonnes, which represents a 0.7% compared to 2021. [2] This represents 3.5 billion tonnes more than in 2000. [2]
[2] [3] At first, only plants for sustenance were grown and maintained, but eventually as humanity became increasingly sedentary, plants were grown for their ornamental value. Horticulture emerged as a distinct field from agriculture when humans sought to cultivate plants for pleasure on a smaller scale rather than for mere sustenance.