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field level : based on measurements of CO 2 and water fluxes over a field of a crop or a forest, using the eddy covariance technique [4] Research to improve the water-use efficiency of crop plants has been ongoing from the early 20th century, however with difficulties to actually achieve crops with increased water-use efficiency. [5]
Use of clean seed, crop rotation, and other cultural practices are the primary means of control of black rot. However, in developing countries such as those in South and Eastern Africa, black rot remains the greatest impediment to cabbage cultivation due to unreliable "clean" seed, multiple croppings annually, and high susceptibility of popular ...
In geotechnical engineering, watertable control is the practice of controlling the height of the water table by drainage.Its main applications are in agricultural land (to improve the crop yield using agricultural drainage systems) and in cities to manage the extensive underground infrastructure that includes the foundations of large buildings, underground transit systems, and extensive ...
And, like outdoor plants, houseplants don't need as much water in winter. "Indoor environments are generally climate-controlled," says Ariel Vazquez, TeachMe.To gardening expert.
Plant saucers are meant to keep water from dripping on your floor, but it's best to empty out your saucers after watering so your plants aren’t sitting in water for a prolonged amount of time. 4 ...
IC 50 is a quantitative measure that indicates how much of a particular inhibitory substance (e.g. drug) is needed to inhibit, in vitro, a given biological process or biological component by 50%. [1] The biological component could be an enzyme, cell, cell receptor or microbe. IC 50 values are typically expressed as molar concentration.
Americans have abandoned 29.2 million 401(k) accounts holding trillions in assets. You can find them using a new government database or calling past employers.
Phyllostachys nigra, commonly known as black bamboo [2] or purple bamboo (Chinese: 紫竹), is a species of bamboo, native to Hunan Province of China, and is widely cultivated elsewhere. [ 3 ] Growing up to 25 m (82 ft) tall by 30 cm (1 ft) broad, it forms clumps of slender arching canes which turn black after two or three seasons.