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In a study in China, several different varieties of rice were planted in the same field. Crop yields increased by 89 percent compared with fields with a single variety of rice. This occurred because there was a dramatic decrease in disease and the fields remained stable without using pesticides. In addition, the system increased local biodiversity. This is an example of a(n) _______ showing greater productivity and stability than a(n) _______. monoculture; polyculture polyculture; monoculture natural community; agricultural community agricultural community; natural community polyculture; natural community

Sagot :

Answer:

polyculture; monoculture

Explanation:

The polyculture showing greater productivity and stability as compared to monoculture because decrease occur in disease and no pesticides are used on the field which maintain stability. The disease that is present in the field can't affect the crop of different variety due to resistance of crop against this disease or may be of some other reason. Polyculture is recommended by many researchers in order to avoid pest or pathogen infestation to the crop which leads to better productivity.

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