| 5495280 |
aphids |
|
Parasitized aphid "mummy" on spinach leaf in Howell Collective Garden, May 2012 |
| 1571906 |
spinach |
Spinacia oleracea |
Custom spinach harvesting tool. January 1996 |
| 1571734 |
downy mildew |
Peronospora farinosa |
Sporulation of Peronospora farinosa on spinach leaf. December 1995 |
| 1571913 |
spinach |
Spinacia oleracea |
Field of spinach ready to harvest. January 1996 |
| 1571912 |
spinach |
Spinacia oleracea |
Sickle blade and padded handle used for harvesting spinach. January 1996 |
| 1571911 |
spinach |
Spinacia oleracea |
Dense canopy of spinach increases leaf wetness duration and promotes development of diseases such as downy mildew. January 1996 |
| 1571910 |
spinach |
Spinacia oleracea |
Morning dew on spinach leaf promotes development of diseases such as downy mildew. January 1996 |
| 1571909 |
spinach |
Spinacia oleracea |
Morning dew on spinach leaf promotes development of diseases such as downy mildew. January 1996 |
| 1571908 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach for fresh market. Leaves are cut, tied in bunches and packed into fiberboard cartons. January 1996 |
| 1571907 |
spinach |
Spinacia oleracea |
Spinach beds following harvest. Shows 20-21 lines of plants on each bed. January 1996 |
| 1571904 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach. Leaves are cut using a specialized blade + receptacle and placed into plastic bins. January 1996 |
| 1571905 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach. Leaves are cut using a specialized blade + receptacle and placed into plastic bins. January 1996 |
| 1571903 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach. Leaves are cut using a specialized blade + receptacle and placed into plastic bins. January 1996 |
| 1571901 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach. Leaves are cut using a specialized blade + receptacle and placed into plastic bins. January 1996 |
| 1571902 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach. Leaves are cut using a specialized blade + receptacle and placed into plastic bins. January 1996 |
| 1571900 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach. Leaves are cut using a specialized blade + receptacle and placed into plastic bins. January 1996 |
| 1571899 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach for fresh market. Leaves are cut, tied in bunches and packed into fiberboard cartons. January 1996 |
| 1571898 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach for fresh market. Leaves are cut, tied in bunches and packed into fiberboard cartons. January 1996 |
| 1571894 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach for fresh market. Leaves are cut, tied in bunches and packed into fiberboard cartons. January 1996 |
| 1571897 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach for fresh market. Leaves are cut, tied in bunches and packed into fiberboard cartons. January 1996 |
| 1571895 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach for fresh market. Leaves are cut, tied in bunches and packed into fiberboard cartons. January 1996 |
| 1571896 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach for fresh market. Leaves are cut, tied in bunches and packed into fiberboard cartons. January 1996 |
| 1571892 |
spinach |
Spinacia oleracea |
Packing a carton with hand-harvested spinach. January 1996 |
| 1571893 |
spinach |
Spinacia oleracea |
Hand-harvesting spinach for fresh market. January 1996 |
| 1571113 |
spinach |
Spinacia oleracea |
Mechanical harvest of spinach by mowing plant tops. March 1995. |
| 1571111 |
downy mildew |
Peronospora farinosa |
Spinach leaf showing angular chlorotic lesions caused by the pathogen Peronospora farinosa. March 1995 |
| 1571109 |
downy mildew |
Peronospora farinosa |
Spinach leaves showing angular chlorotic lesions caused by the pathogen Peronospora farinosa. March 1995 |
| 1571110 |
downy mildew |
Peronospora farinosa |
Spinach leaf showing angular chlorotic lesions caused by the pathogen Peronospora farinosa. March 1995 |
| 1571107 |
downy mildew |
Peronospora farinosa |
Spinach leaf showing angular chlorotic lesions caused by the pathogen Peronospora farinosa. March 1995 |
| 1571108 |
downy mildew |
Peronospora farinosa |
Underside of spinach leaf showing sporulation of the pathogen (Peronospora farinosa). March 1995 |
| 1571106 |
downy mildew |
Peronospora farinosa |
Underside of spinach leaf showing sporulation of the pathogen (Peronospora farinosa). March 1995 |
| 1455118 |
green peach aphid |
Myzus persicae |
Apterous adult |
| 1455026 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455030 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455027 |
spinach leafminer |
Pegomya hyoscyami |
Exposed from mines |
| 1455031 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455032 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455033 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455034 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1571114 |
spinach |
Spinacia oleracea |
Growth response of spinach to uneven spreading of chicken manure. See 1571115. March 1995 |
| 1571115 |
spinach |
Spinacia oleracea |
Growth response of spinach to uneven spreading of chicken manure. See also 1571114. March 1995 |
| 5385817 |
white rust |
Albugo occidentalis |
Close-up of raised, white pustules on the lower leaf surface of an infected leaf |
| 5382031 |
spinach leafminer |
Pegomya hyoscyami |
Adult reared from spinach
|
| 5385813 |
white rust |
Albugo occidentalis |
White pustules of the fungus on the lower surface of infected leaves. |
| 5385814 |
white rust |
Albugo occidentalis |
Yellow areas on the upper surface of infected leaves. |
| 5385815 |
white rust |
Albugo occidentalis |
Yellow areas on the upper surface and raised, white pustules on the lower leaf surface of infected leaves |
| 5385816 |
white rust |
Albugo occidentalis |
Yellow areas on the upper surface and raised, white pustules on the lower leaf surface of infected leaves |
| 5385818 |
white rust |
Albugo occidentalis |
Close-up of raised, white pustules on the lower leaf surface of an infected leaf |
| 5385819 |
white rust |
Albugo occidentalis |
Close-up of raised, white pustules on the lower leaf surface of an infected leaf |
| 5385820 |
white rust |
Albugo occidentalis |
Close-up of raised, white pustules on the lower leaf surface of an infected leaf |
| 5385821 |
white rust |
Albugo occidentalis |
Asexual spores of the fungus with a measurement scale |
| 5385822 |
white rust |
Albugo occidentalis |
Asexual spores of the fungus with a measurement scale |
| 5385823 |
white rust |
Albugo occidentalis |
Asexual spores of the fungus with a measurement scale |
| 5365876 |
spinach |
Spinacia oleracea |
Spinach seedlings growing on a field in Colorado. |
| 5365877 |
spinach |
Spinacia oleracea |
Spinach seedlings growing on a field in Colorado. |
| 5361719 |
spinach |
Spinacia oleracea |
An abiotic disorder causes bolting in a spinach plant growing on a field in Colorado. |
| 5361717 |
spinach |
Spinacia oleracea |
An abiotic disorder causes bolting in spinach plants growing on a field in Colorado. |
| 5361718 |
spinach |
Spinacia oleracea |
An abiotic disorder causes bolting in a spinach plant growing on a field in Colorado. |
| 5361716 |
spinach |
Spinacia oleracea |
An abiotic disorder causes bolting in spinach plants growing on a field in Colorado. |
| 5361715 |
spinach |
Spinacia oleracea |
Spinach plants growing on a field in Colorado. |
| 5361714 |
spinach |
Spinacia oleracea |
Spinach plants growing on a field in Colorado. |
| 5361711 |
spinach |
Spinacia oleracea |
A farm worker harvesting spinach on a field in Colorado. |
| 5361712 |
spinach |
Spinacia oleracea |
A farm worker harvesting spinach on a field in Colorado. |
| 5361713 |
spinach |
Spinacia oleracea |
Farm workers harvesting spinach on a field in Colorado. |
| 5362978 |
rust |
Puccinia aristidae |
Spinach leaves infected with Puccinia aristidae, the spinach red rust fungus. |
| 5362977 |
rust |
Puccinia aristidae |
A close-up shot of a spinach leaf infected with Puccinia aristidae, the spinach red rust fungus. |
| 5362976 |
rust |
Puccinia aristidae |
Spinach leaves with symptoms of spinach red rust infection caused by Puccinia aristidae in the field. |
| 5362975 |
rust |
Puccinia aristidae |
Spinach leaves with symptoms of spinach red rust infection caused by Puccinia aristidae in the field. |
| 5362974 |
rust |
Puccinia aristidae |
A spinach leaf with symptoms of spinach red rust infection caused by Puccinia aristidae in the field. |
| 5362973 |
rust |
Puccinia aristidae |
Spinach leaves with symptoms of spinach red rust infection caused by Puccinia aristidae in the field. |
| 5362972 |
rust |
Puccinia aristidae |
A spinach plant with symptoms of spinach red rust infection caused by Puccinia aristidae in the field. |
| 5362971 |
rust |
Puccinia aristidae |
A spinach plant with symptoms of spinach red rust infection caused by Puccinia aristidae in the field. |
| 5362970 |
spinach |
Spinacia oleracea |
Spinach plants growing in the field. |
| 5362968 |
spinach |
Spinacia oleracea |
Spinach plants growing in the field. |
| 5362969 |
spinach |
Spinacia oleracea |
Spinach plants growing in the field. |
| 5362966 |
spinach |
Spinacia oleracea |
Spinach plants growing in the field. |
| 5362967 |
spinach |
Spinacia oleracea |
Spinach plants growing in the field. |
| 5362965 |
spinach |
Spinacia oleracea |
Spinach plants growing in the field. |
| 5356705 |
pesticides |
|
Evidence of pesticide damage on a spinach leaf. |
| 5361710 |
Bean Leaf Roll Virus |
Luteovirus BLRV |
Spinach plants showing symptoms of infection with Beet Western Yellows Virus. |
| 5361709 |
Bean Leaf Roll Virus |
Luteovirus BLRV |
Spinach plants showing symptoms of infection with Beet Western Yellows Virus. |
| 5361708 |
Bean Leaf Roll Virus |
Luteovirus BLRV |
Spinach plants showing symptoms of infection with Beet Western Yellows Virus. |
| 5361707 |
Bean Leaf Roll Virus |
Luteovirus BLRV |
Spinach field with plants showing symptoms of infection with Beet Western Yellows Virus. |
| 5363601 |
spinach |
Spinacia oleracea |
Spinach plants growing in a field. |
| 5363602 |
spinach |
Spinacia oleracea |
Field of young spinach plants. |
| 5363600 |
spinach |
Spinacia oleracea |
Young spinach plants in the field. |
| 5363599 |
spinach |
Spinacia oleracea |
Young spinach plants in the field. |
| 5363598 |
spinach |
Spinacia oleracea |
Very young spinach plants in the field. |
| 5209044 |
spinach leafminer |
Pegomya hyoscyami |
|