板栗新品种“艾思油栗”幼树的早期丰产栽培技术

A High-yield Cultivation Experiment on Young Trees of the New Strained Chestnat Castanea Mollissima "Aisi" in the Early Stage

采用头一年在定植穴内施入5 kg堆沤有机肥,翌年春枝接艾思油栗、豫罗红栗、豫栗王、确红4个品种的接穗,低定干,无主干开心型树形,豫罗红栗为授粉树,加强土肥水管理,严格控制病虫害在本园的发生、浸染,采果后施入有机肥,提高冬季树体管理的水平的早期丰产栽培技术,艾思油栗每公顷的产量分别是豫罗红栗、确红、豫栗王产量的4.2、5.0、4.4倍.

A 5 kg organic fertilizer was applied in special cave in the first year, and in next spring the four strained chestnat-eastanea of Castanean mollissima ＇ Aisi＇ , yuluo red chestnut, yuliwang and quehong were grafted by the branch-formed method, The boles were placed at the lower position, there were hear-shaped tree and not trunk, and yuluohong was PoUinated tree. The management of water and fat were reinforced. Plant diseases and insect pests which happened and infected in this garden were controlled strictly. The organic fertilizer was added after collecting fruits and the level of the tree-body management was enhanced in the winter. The output of Castanean mollissima ＇ Aisi＇ per hm^2 is 4.2, 5.0 and 4.4 times as much as yuluo red chestnut, yuliwang and quehong,respectively.