硼是農作物生長發育不可缺少的微量元素之一。冬季作物如油菜、蠶豆、小麥、馬鈴薯、綠lv肥fei以yi及ji冬dong季ji蔬shu菜cai等deng都dou是shi對dui硼peng肥fei有you良liang好hao反fan應ying的de作zuo物wu,缺que少shao了le硼peng素su,就jiu會hui影ying響xiang生sheng長chang,無wu論lun對dui產chan量liang或huo品pin質zhi都dou有you較jiao大da的de影ying響xiang。實shi踐jian證zheng明ming,在zai冬dong季ji作zuo物wu上shang增zeng施shi硼peng肥fei均jun可ke取qu得de顯xian著zhe的de增zeng產chan效xiao果guo,是shi一yi條tiao投tou資zi少shao、收效大的增產措施。
1、youcai。youcaiquepeng,miaoqiweisuobuchang,huaqihuaerbushi,duichanlianghepinzhideyingxianghenda。zengshipengfei,kecujinyoucaizhengchangshengchang,zengjiajiaoguo,tigaojieshilvheqianlizhong,zengchan10%~20%。油菜施硼可基施、淋施和作葉麵肥噴施。基施在油菜移栽時,每畝用硼砂500克與有機肥料均勻混合後施入移栽穴或移栽溝內;淋施可在移栽後,每畝用硼砂500克加水淋根;噴施宜在苗期、蕾苔期和初花期各噴1次濃度為0.2%的硼砂溶液,每畝噴肥液分別為30公斤、50公斤和75公斤。
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