Abstract: A new and distinct variety of apple tree rootstock that exhibits compatibility with all apple varieties and resistance to Candidatus Phytopiasma mali and Athelia rolfsii.

Abstract: The present invention relates to a new and distinct variety of apple tree Malus domestica×Malus robusta hybrid named ‘G.213.’ ‘G.213’ is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees. The new variety is a dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum).

Abstract: The present invention relates to a new and distinct variety of apple tree named ‘G.814.’ ‘G.814’ is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees. When used as a rootstock, ‘G.814’, is: dwarfing, induces scion precocity, is cold hardy, induces scion precocity, has a high yield efficiency, is tolerant to replant disease, and is resistant to: crown and root rot (Phytophthora cactorum), fire-blight (Erwinia amylovora), and powdery mildew. ‘G.814’ is susceptible to Apple Stem Grooving Virus (ASGV) and wooly apple aphid.

Abstract: A new and distinct Malus domestica plant used as a rootstock that exhibits a good rooting ability and vegetative propagation.

Abstract: The present invention relates to a new and distinct variety of apple tree rootstock named ‘G.222.’ The ‘G.222’ apple tree rootstock is 45 to 55 percent of the size of a standard self-rooted seedling tree, induces precocity to the scion, encourages high yield efficiency, is resistant to fire blight and woolly apple aphid, is resistant to crown and root rots caused by Phytophthora cactorum, and is tolerant to replant disease complex.

Abstract: A new and distinct variety of apple tree rootstock Malus domestica×Malus robusta hybrid ‘G.210’ is described herein. The new variety is a semi-dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.210’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: The present invention relates to a new and distinct variety of apple tree rootstock named ‘G.890.’ The ‘G.890’ apple tree rootstock is a dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.890’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct variety of apple tree rootstock Malus domestica×Malus robusta hybrid ‘G.214’ is described herein. The new variety is a dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.214’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct Malus domestica plant used as a rootstock that exhibits a vigorous root system and drought resistance.

Abstract: Disclosed herein is an apple tree which can be used as an apple dwarfing rootstock. The apple rootstock is capable of reproduction from hardwood cuttings, exhibits excellent disease and insect resistance, particularly against crown rot, Alternaria blotch, scab and woolly apple aphid, has dwarfing capability and good graft compatibility, exhibits satisfactory growth and grows to a size usable as a rootstock in one season after cuttings, and is therefore excellent as an apple dwarfing rootstock. The apple rootstock tree bears small size fruit, having a oblate shape and reddish yellow colored skin.

Abstract: A new and distinct variety of apple tree rootstock Malus domestica×Malus robusta hybrid ‘G.935’ is described herein. The new variety is a dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.935’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct variety of apple tree rootstock Malus domestica×Malus robusta hybrid ‘G.41’ is described herein. The new variety is a dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.41’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct variety of Apple Rootstock Tree named ‘M116’ (nonpatented) characterized by improved resistance to collar rot, mildew and specific replant disease.

Abstract: Rootstock ‘9363-16’ is a cross of ‘L514-30’ (Vitis rufotomentosa×(V. champinii ‘Dog Ridge’×V. riparia ‘Riparia Gloire’))×V. riparia ‘Riparia Gloire’. The rootstock is a new and distinct variety of grape rootstock with resistance to a broad array of soil-borne nematodes including root-knot, dagger and lesion nematodes. The rootstock has moderate resistance to citrus nematodes but is susceptible to ring nematodes. The rootstock has strong resistance to grape phylloxera.

Abstract: A new and distinct Malus domestica plant used as a rootstock that exhibits a vigorous root system and drought resistance.

Abstract: A new and distinct hybrid peach plant used as a rootstock that exhibits red leaves, root-knot nematode resistance, and compatibility with peach, nectarine, and almond varieties.

Abstract: A new and unique apple rootstock, `Geneva 11` that is dwarfing and resistant to crown rot and fire blight.

Abstract: Disclosed herein is an apple tree which can be used as an apple dwarfing rootstock. The apple tree is capable of reproduction from hardwood cuttings, exhibits excellent disease and insect resistance, particularly against crown rot, Alternaria blotch and wooly apple aphid, has dwarfing capability and graft compatibility, exhibits satisfactory growth and grows to a size usable as a rootstock in one season after cuttings, and is therefore excellent as an apple dwarfing rootstock.

Abstract: A new and distinct variety of apple rootstock named `Pi 80 Select` characterized by (1) dwarfing when used as a rootstock; (2) excellent compatibility with a number of different apple cultivars; (3) good propagability; (4) sufficient mechanical strength for vigorous scion varieties; and (5) strong rooting capacity.

Abstract: The present invention relates to a new and distinct variety of apple tree rootstock named ‘G.890.’ The ‘G.890’ apple tree rootstock is a dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.890’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct variety of apple tree rootstock Malus domestica×Malus robusta hybrid ‘G.210’ is described herein. The new variety is a semi-dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.210’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct variety of apple tree rootstock Malus domestica×Malus robusta hybrid ‘G.214’ is described herein. The new variety is a dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.214’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct variety of apple tree Malus domestica×Malus robusta hybrid ‘G.969’ is described herein. The new variety is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.969’ rootstock is useful in that it can be propagated clonally and used as a semi-dwarfing rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: The present invention relates to a new and distinct variety of apple tree rootstock named ‘G.222’. The ‘G.222’ apple tree rootstock is 45 to 55 percent of the size of a standard self-rooted seedling tree, induces precocity to the scion, encourages high yield efficiency, is resistant to fire blight and woolly apple aphid, is resistant to crown and root rots caused by Phytophthora cactorum, and is tolerant to replant disease complex.

Abstract: A new and distinct Malus domestica plant used as a rootstock that exhibits a good rooting ability and vegetative propagation.

Abstract: The present invention relates to a new and distinct variety of apple tree named ‘G.814’. ‘G.814’ is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees. When used as a rootstock, ‘G.814’, is: dwarfing, induces scion precocity, is cold hardy, induces scion precocity, has a high yield efficiency, is tolerant to replant disease, and is resistant to: crown and root rot (Phytophthora cactorum), fire-blight (Erwinia amylovora), and powdery mildew. ‘G.814’ is susceptible to Apple Stem Grooving Virus (ASGV) and wooly apple aphid.

Abstract: A new and distinct variety of apple tree rootstock Malus domestica x Malus robusta hybrid ‘G.257’ is described. The new variety is a semi-dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum) and tolerant to the replant disease complex. The ‘G.257’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct variety of apple tree rootstock Malus hybrid ‘G.484’ is described herein. The new variety is a dwarfing, precocious and productive rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.484’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct variety of apple tree rootstock Malus domestica x Malus robusta hybrid ‘G.66’ is described herein. The new variety is a productive, yield efficient, semi-dwarfing rootstock that is resistant to fire blight (Erwinia amylovora) and crown rot (Phytophthora cactorum). The ‘G.66’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.

Abstract: A new and distinct variety of apple tree rootstock that exhibits compatibility with numerous apple varieties and resistance to Candidatus Phytoplasma mali and Athelia rolfsii.