2) alternania mail Roberts
苹果树斑点落叶病
3) apple tree
苹果树
1.
Water consumption variation and growth of apple trees under drip irrigation in Shiyanghe river basin of Gansu province;
石羊河流域干旱沙漠区滴灌条件下苹果树耗水规律研究
2.
Discussion about research methods of apple tree root water uptake;
苹果树根系吸水研究方法的讨论
3.
Annual change of nitrogen content and accumulation in apple tree;
苹果树体氮含量与氮累积量的年周期变化
4) apple trees
苹果树
1.
Effect of shading fruit by bagging on the dry matter production on apple trees from dwarfing rootstock;
果实套袋对矮化砧苹果树干物质生产力的影响
2.
Taking apple trees as the visual subject and using human electroencephalograms as the evaluating index,the effects of visual activities of viewing flowers and leaves for apple trees on human electroencephalograms was studied in suburban orchard when apple trees were blossoming.
以苹果树为观赏对象,选取人体脑波作为评价指标,定量研究室外果园内苹果树盛花季节,叶子和花朵的观赏对人体脑波的影响。
3.
The daily water use and crop factor w ere calculated and analyzed, and the calculated annual water use of apple trees were between 590 mm and 610 mm, the annually averaged crop factors were 0 61～0 62 for full irrigation.
1999和 2 0 0 0年度在北京昌平富士苹果基地对充分微喷灌条件下苹果树生育期耗水量进行了田间试验 ,得到了不同生育期苹果树的日均耗水量和蒸发皿系数。
6) Apple Trees
苹果树体
1.
Effects of Rare Earth Elements to Fruit Calcium Content of Malus baccata(L.) Borkh and Red Fuji Apple Trees;
稀土对山定子、红富士苹果树体与果实钙含量影响的研究