What is agricultural density?Agricultural DensityAgricultural density is a statistical measure of population density. Population growth, development, and stability of a population are indirectly determined with the help of agricultural density. The quality of land largely affects agricultural density....
A. Decreased population density. B. Loss of natural habitats. C. Increased agricultural land. D. Reduced E. nergy consumption. 相关知识点: 试题来源: 解析 B。快速城市化的一个潜在后果是自然栖息地的丧失。A 选项人口密度会增加而不是减少;C 选项农业用地会减少而不是增加;D 选项能源消耗会增加而不...
today,agricultureisunderpressuretomeetrising demandforfoodproduction.Ontopofthis,growers arefacingalong-termlaborshortage. 13 who sufferfromeconomiclossesduetolaborshortage. Second, 14 Theproblemsfrom climate change,suchasextremeweather,shrinkingagriculturallandsandthelakeofnaturalresources, makeinvasion(创新)andef...
Instead we need a more dynamic explanation that is able to give consideration to both the pros and cons(正反两方面) of all the various way land is used. Grain output apart, there are an enormous variety of different ways to evaluate agricultural performance including energy utilization, ...
Bulk density is a particularly important variable with regard to soil quality for a number of reasons. In agricultural consideration, it can be an indicator of the ability of oxygen and water to move through soil, which is necessary for crop growth. High bulk density soil compacted together rel...
Connectivity between widely dispersed, low density trees in agricultural landscapes is an important factor determining the success of the circa situm approach, while improving farmers' access to a diversity of tree germplasm that they are interested in planting is required. The circumstances in which ...
Examples of zoning classifications include residential, commercial, agricultural, industrial, or hotel/hospitality, among other more specific designations. Zoning laws can be changed by a local government as long as they fall within the state and federal statutes, and a particular plot of land may ...
将火源附近的易燃易爆物质转移到安全地点，关闭设备或管道上的阀门，阻止可燃气体、液体流入燃烧区、排除生产装置、容器内的可燃气体、液体、阻拦、疏散可燃液体或扩散的可燃气体；拆除与火源相毗连的易燃建筑物，建立阻止火势蔓延的空间地带等属于（ ）。
population densityrural developmentrural populationsmall farmsA large and increasing proportion of agricultural growth in Africa must come from continuous gains in land productivity in areas of high population density and hence with already relatively high yields. What that requires is analogous to the ...
As the main factor in China’s agricultural production and farmers’ lives, the quality of the rural ecological environment is related to the health and social well-being of people all over the country. Promoting the efficiency of rural ecological environment governance is an important part of ...