山东农业科学
山東農業科學
산동농업과학
SHANGDONG AGRICULTURAL SCIENCES
2014年
8期
87-89,92
,共4页
王红%李放%宋东涛%王丹丹%孟泽凤%刘晓丽%刘怀龙
王紅%李放%宋東濤%王丹丹%孟澤鳳%劉曉麗%劉懷龍
왕홍%리방%송동도%왕단단%맹택봉%류효려%류부룡
夏玉米%黄腐酸钾%叶面喷施%产量
夏玉米%黃腐痠鉀%葉麵噴施%產量
하옥미%황부산갑%협면분시%산량
Summer maize%Fulvic acid potassium%Foliage application%Yield
试验以丰利德1号玉米为试材,研究叶面喷施不同浓度的黄腐酸钾对夏玉米产量的影响。结果表明,黄腐酸钾喷施浓度低于133 mg/L时随喷施浓度的增加,穗粒数、千粒重、产量均表现出逐渐增加的趋势;大于133 mg/L时随浓度的增加,夏玉米株高表现出先增后减的趋势,穗粒数、千粒重、产量均表现出逐渐降低的趋势。以喷施200 mg/L黄腐酸钾处理的夏玉米株高最大,为2.21 m,与对照达极显著差异;穗粒数以67 mg/L黄腐酸钾处理最高,为542.7粒;千粒重、产量均以喷施133 mg/L黄腐酸钾的处理最高,分别为303.2 g、8771.3 kg/hm2,分别比对照提高7.2%、12.8%,达到极显著差异。因此,夏玉米7叶期喷施黄腐酸钾的最佳浓度为133 mg/L。
試驗以豐利德1號玉米為試材,研究葉麵噴施不同濃度的黃腐痠鉀對夏玉米產量的影響。結果錶明,黃腐痠鉀噴施濃度低于133 mg/L時隨噴施濃度的增加,穗粒數、韆粒重、產量均錶現齣逐漸增加的趨勢;大于133 mg/L時隨濃度的增加,夏玉米株高錶現齣先增後減的趨勢,穗粒數、韆粒重、產量均錶現齣逐漸降低的趨勢。以噴施200 mg/L黃腐痠鉀處理的夏玉米株高最大,為2.21 m,與對照達極顯著差異;穗粒數以67 mg/L黃腐痠鉀處理最高,為542.7粒;韆粒重、產量均以噴施133 mg/L黃腐痠鉀的處理最高,分彆為303.2 g、8771.3 kg/hm2,分彆比對照提高7.2%、12.8%,達到極顯著差異。因此,夏玉米7葉期噴施黃腐痠鉀的最佳濃度為133 mg/L。
시험이봉리덕1호옥미위시재,연구협면분시불동농도적황부산갑대하옥미산량적영향。결과표명,황부산갑분시농도저우133 mg/L시수분시농도적증가,수립수、천립중、산량균표현출축점증가적추세;대우133 mg/L시수농도적증가,하옥미주고표현출선증후감적추세,수립수、천립중、산량균표현출축점강저적추세。이분시200 mg/L황부산갑처리적하옥미주고최대,위2.21 m,여대조체겁현저차이;수립수이67 mg/L황부산갑처리최고,위542.7립;천립중、산량균이분시133 mg/L황부산갑적처리최고,분별위303.2 g、8771.3 kg/hm2,분별비대조제고7.2%、12.8%,체도겁현저차이。인차,하옥미7협기분시황부산갑적최가농도위133 mg/L。
With Fenglide 1 as material , the effect of foliage application of fulvic acid potassium on sum-mer maize yield was studied .The results showed that the grain number per spike , 1 000-grain weight and yield of maize increased gradually with the increase of fulvic acid potassium concentration when lower than 133 mg/L;but they showed opposite trend , and plant height increased firstly and then decreased at the concentra-tion higher than 133 mg/L.The plant height of summer maize was the highest as 2.21 m at the concentration of 200 mg/L, which was significantly higher than that of CK .The grain number per spike was the most as 542 .7 at the concentration of 67 mg/L; 1 000 -grain weight and yield were the highest as 303 .2 g and 8 771.3 kg/hm2 respectively at the concentration of 133 mg/L, which increased by 7.2% and 12.8% re-spectively compared to CK .In conclusion , the best spraying concentration of fulvic acid potassium was 133 mg/L at 7-leaf stage of summer maize .