The cultivated area is being further extended.
System efficiency results in high yields per cultivated area.
Farming total quantity dynamical equilibrium meaning: The farming total quantity is the cultivated area total, the cultivated land quality level and the cultivated land production level sum total;
The dryland accounts for 67% and the irrigated farm only 29.4% of the total cultivated area.
Their total cultivated area is 500 mu, of which 300 mu is irrigate field.
The decrease in cultivated area in 1995 was mainly due to the government requisition.
Second, both counties have flat terrain and abundant water irrigation, which is beneficial to the expansion of cultivated area.
RESULTS the main constituents of acetone extracts from 13 different cultivated area were similar and their weights were different.
After reclaiming lake from farmland in 1998 in Dingcheng District, Changde, lake area is increased while cultivated area is decreased here.
Maize, as a high-efficient crop of high yield for the grain and feed, the cultivated area in the future should be further expanded.
Mining coal is one of primary factors to damage land resources, it not only decreases cultivated area, but also causes environment of mine destruction.
It appears steady small-range increase on citrus cultivated area and total yield in the world, and an advance on citrus fruit quality.
