稻田除草機 的英文怎麼說
中文拼音 [dàotiánchúcǎojī]
稻田除草機
英文
paddy field weeder- 稻 : 名詞1. (一年生草本植物, 子實叫稻穀, 去殼后叫大米) oryza sativa; rice; paddy 2. (姓氏) a surname
- 田 : Ⅰ名詞1. (田地) field; farmland; cropland; land 2. (姓氏) a surname Ⅱ動詞[書面語] (打獵) hunt
- 除 : Ⅰ動詞1 (去掉) get rid of; eliminate; remove 2 [數學] (用一個數把另一個數分成若干等份) divide:...
- 草 : Ⅰ名詞1 (草本植物的統稱) grass 2 (指用作燃料、飼料等的稻、麥之類的莖和葉) straw 3 (草稿) dra...
- 機 : machineengine
- 稻田 : rice field; paddy field
- 除草 : weeding; weed control; extirpate weed; weed out (weeds)
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A randomized complete block design ( rcbd ) has been used under the field conditions to compare the effect of four treatments : 1 ) entire quantity of straw returned to the soil, but not cut into pieces ( treatment a ), 2 ) half quantity of straw returned, not cut into pieces as in treatment a ( treatment b ), 3 ) half quantity of straw cut into pieces returned ( treatment c ), 4 ) ck ( treatment d ), without any straw returned to the filed
田間實驗採用隨機區組法,分四種情況: 1 )全量整株稻草還田; 2 )半量整株還田; 3 )半量切碎還田4 )對照,即除根茬外無額外稻草還田四個處理。試驗結果表明,除處理2外,所有處理對土壤有機質的影響不明顯,但稻草還田處理降低了土壤的容重,這意味著土壤的孔隙度增加了。
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