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作物地膜覆盖具有增温、调湿、改土、保肥、促苗、壮苗等诸多作用。本试验通过黑膜、白膜覆盖及露地栽培不同播期的比较,研究了黑、白地膜覆盖对泰兴香荷芋的生长发育、产量及效益的影响,结果表明,泰兴香荷芋植株个体发育、群体扩展及产量、效益形成等方面黑膜覆盖优于白膜覆盖,地膜覆盖均优于各露地处理。
Crop plastic film has a warming, humidity control, soil improvement, fertilizer, seedling, strong seedlings and many other effects. In this experiment, the effects of black and white film mulching on the growth, yield and benefit of the sweet potato of Taixing were studied through the comparison of black film, white film and open-field cultivation. The results showed that the individual development of sweet potato , Population expansion and yield, the formation of benefits and other aspects of black film coverage is better than white film coverage, mulching are better than the exposed.