3 5 8 10t agricultural plastic mulching film to oil machine in zimbabwe

                                               
                                               
                                               
                                               
                                               
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  • Can plastic film be used for mulching cultivation?
  • Authors to whom correspondence should be addressed. The use of plastic film for mulching cultivation is an important agricultural production technology, which plays an important role in achieving agricultural yield increase and farmers¡¯ income increase.
  • Is mulching film a major source of macroplastics?
  • A highly significant linear correlation (R2 = 0.61) was found between the consumption of mulching film and the plastic residue in soils, indicating plastic film mulching may be a major source of macroplastics.
  • Does mulching increase microplastic concentrations?
  • Macroplastics concentrations are greater in western China than in eastern China. Significant correlation was observed between mulching mass and plastic residues. The abundances of microplastics increased with continuous plastic mulching. Plastic mulching was the direct source of macro/micro plastics in soils.
  • Is plastic mulching a major source of macroplastics in farmlands in China?
  • A highly significant linear correlation is observed, with R2 = 0.61 (p < 0.001), indicating that plastic film mulching was the major source of macroplastics in farmlands in China (Fig. 1). Large amounts of macroplastics remain and accumulate in the soil, which may contribute to the formation of microplastics.
  • Can plastic film mulch improve soil hydrothermal conditions?
  • Applying plastic film mulching can efficiently improve soil hydrothermal conditions by reducing nitrogen leaching, increasing soil temperature, and reducing soil water loss through evaporation (Gu et al., 2020). Adoption of plastic film mulching may also control weed growth and reduce water and nutrients losses to the weed (Gao et al., 2019).
  • Can plastic film mulch reduce weed growth in South China?
  • In South China, weed control has been a major challenge for crop growth. Adoption of plastic film mulching could largely inhibit weed growth by as much as 90%, which benefits for higher nutrient uptake and space for crops and consequently promotes crop production and water use (Gao et al., 2019).