全生物降解地膜覆盖对旱地土壤水分状况及春小麦产量和水分利用效率的影响

马明生, 郭贤仕, 柳燕兰

Effects of full biodegradable film on soil water status and yield and water use efficiency of spring wheat in dryland

Ming-Sheng MA, Xian-Shi GUO, Yan-Lan LIU

图3 不同覆盖方式0~200 cm土层土壤贮水量垂直分布 处理同表1。a: 播前; b: 苗期; c: 拔节期; d: 开花期; e: 灌浆期; f: 收获期。

Fig. 3 Effects of different mulching methods on 0-200 cm soil water vertical distribution Treatments described as in Table 1. a: before sowing date; b: seedling stage; c: jointing stage; d: flowering stage; e: filling stage; d: harvest stage.