continuous cropping造句怎么写

8、At present, with the development of watermelon industry and regularization of produce, continuous cropping obstacle problem of watermelon is more severe.

1、The microbial organic fertilizer can greatly prevent the continuous cropping tobacco black shank if being applied to soil without continuous cropping obstacles for a long time.

3、The variation of microflora of rhizospheric and non-rhizospheric soils of soybean following main crops and continuous cropping of soybean.

5、The epidemic factors of cucumber's soil-borne diseases were closely related to continuous cropping years, planting areas, planting models and cultural techniques.

7、Effects of soybean specific fertilizer on adverse resistance of soybean in rotation and soybean continuous cropping were investigated by pot and field plot experiments.

2、Cucumber, as the main protected cultivation vegetable, is sensitive to continuous cropping.

6、Sugarcane is an asexually reproductive plant, and after continuous cropping for several years, the yield and quality generally decline because of various kinds of pathogens' infecting.

4、The experiment chose 3 medicaments and 3 concentrations by 3 times of irrigating roots to control Gladiolus continuous cropping disease.

9、Abstract: By means of pot, field minispot experiments and analysis indoor, the effects of soybean specific fertilizer on soil enzymes activity and available nutrients were investigated in rotation, soybean continuous cropping system, respectively.