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Watercress cultivation is practical on both a large scale and a garden scale. Being semi-aquatic, watercress is well-suited to hydroponic cultivation, thriving best in water that is slightly alkaline. It is frequently produced around the headwaters of chalk streams. In many local markets, the demand for hydroponically grown watercress exceeds ...
The Kratky method is a passive hydroponic technique for growing plants suspended above a reservoir of nutrient-rich water. [1] Because it is a non-circulating technique, no additional inputs of water or nutrients are needed after the original application, and no electricity, pumps, or water and oxygen circulation systems are required. [2]
The term cropping system refers to the crops, crop sequences and management techniques used on a particular agricultural field over a period of years. It includes all ...
The climate of Georgia makes it ideal for growing corn and harvesting grapes and tea Tea production in Georgia, depicted on a 1951 Soviet postage stamp. Georgia’s climate and soil have made agriculture one of its most productive economic sectors; in 1990, the 18 percent of arable Georgian land generated 32 percent of the republic's net material product. [1]
Intercropping is a multiple cropping practice that involves the cultivation of two or more crops simultaneously on the same field, a form of polyculture. [1] [2] The most common goal of intercropping is to produce a greater yield on a given piece of land by making use of resources or ecological processes that would otherwise not be utilized by a single crop.
The surplus food production that ensued fueled population growth and laid the cornerstone for nascent civilizations. Irrigation technology was developed independently by a number of different cultures, with the earliest known examples dated to the 6th millennium BCE in Khuzistan in the south-west of present-day Iran .
Plant tissue culture is a collection of techniques used to maintain or grow plant cells, tissues, or organs under sterile conditions on a nutrient culture medium of known composition. It is widely used to produce clones of a plant in a method known as micropropagation .
This cultivation of the watercress has insured a constant and regular supply to the metropolis, and the gatherings are received much fresher, and more regularly packed, than those obtained from plants in the wild state; where little selection is made as to the quality, or attention paid to the state of the vegetable, which is usually sent up to ...