But all of that are usually discommodious and insecure to some extent, for example toting, forgetting, losing and peculating and so on. 但各种措施都或多或少地伴随着要携带、易遗忘、易丢失、被盗用等不方便和不安全的因素。
Or through high ridge in a field, covering terra, increasing the temperature of earth, increasing the thickness of dust and frowst in the day time can all be the methods of toting temperature. 起高垄、覆地膜,提高土温,增加热土层厚度,白天不通气或尽量少通气方法加温。