It also will increase the use of multiple cropping and improve grain output in areas that now have low yields, it added.
12.
In agriculture, "'multiple cropping "'is the practice of growing two or more crops in the same piece of land during a single growing season.
13.
While multiple cropping and intercropping benefit from many of the same principals as crop rotation, they do not satisfy the requirement under the NOP.
14.
To boost production, the ministry has been extending sown acreage and introducing multiple cropping made possible by new sources of water supply, he said.
15.
He said the government was implementing an " agrarian revolution " to boost rice production through multiple cropping and the increased harnessing of water resources.
16.
But constraints in irrigation did not permit the new varieties to attain their full potential yields, nor did it permit much increase in multiple cropping.
17.
The practice of multiple cropping, which increased yields by allowed farmers to harvest rice twice a year, was a key innovation of the Song era.
18.
Through detailed and long-term archaeobotanical research, Crawford and Lee of the University of Toronto, Canada discovered the people of Daepyeong had multiple cropping agricultural systems in place even in the Early Mumun ( Crawford and Lee 2003 ).
19.
The highest grain yields in the country in the mid-1980s were generally found in the Sichuan Basin, the lower Yangtze River Valley, and Guangdong and Fujian provinces, where multiple cropping of rice and other crops was the typical pattern.
20.
The liberalization also implied the freedom for farmers to crop what they want and consequently to practice multiple cropping, eventually being less reliant on the growth of only one crop and the variations in the market prices of those ones.
