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Calag Archive

Calag Archive

March-April 1981
Volume 35, Number 3

Peer-reviewed research and review articles

California citrus acreage response to income tax reform
by Hoy F. Carman
| Full text HTML  | PDF  
Federal tax reform requiring capitalization of citrus grove development costs significantly reduced new plantings and total acreage.
Mediterranean fruit fly: The worst may be yet to come
by Kenneth S. Hagen, William W. Allen, Richard L. Tassan
| Full text HTML  | PDF  
Even if the fly spread to one-fourth of California's fruit-growing areas, the economic and ecological impact would be devastating.
Rumensin supplements for replacement heifers on irrigated pasture
by John L. Hull, Charles A. Raguse, Richard E. Delmas
| Full text HTML  | PDF  
Heifers fed 3.75 pounds per head per day of a barley-Rumensin supplement increased their average daily gain by 16 percent.
Lighter pruning lessens bunch rot of Chenin Blanc grapes
by L. Peter Christensen
| Full text HTML  | PDF  
Leaving up to 60 nodes at pruning reduced bunch rot in both spur- and cane-pruned Chenin blanc vines.
Vegetative propagation of jojoba
by Clifford B. Low, Wesley P. Hackett
| Full text HTML  | PDF  
Jojoba was successfully propagated from stem cuttings taken during active growth. Cutting-grown plants matured sooner than seedlings.
Evaluating pumping plant performance
by Blaine R. Hanson, Roger W. Benton, Donald L. Lancaster
| Full text HTML  | PDF  
Operators can evaluate their pumps against design performance to determine irrigation efficiency and pinpoint potential trouble.
Compatibility of now parasite with commercial sprayers
by James E. Lindegren, John E. Dibble, Charles E. Curtis, Tom T. Yamashita, Ed Romero
| Full text HTML  | PDF  
Studies show that a nematode parasite of navel orangeworm can be effectively applied to almonds by helicopter or ground sprayer.
Management of root-knot nematode on Rillito soybeans
by Demetrios G. Kontaxis, Robert W. Hagemann
| Full text HTML  | PDF  
Rillito soybean is susceptible to root-knot nematode and should not be planted in untreated soil after a susceptible crop.
Rooting and growth of dormant grapevine cuttings
by Curtis J. Alley, Albert T. Koyama
| Full text HTML  | PDF  
Rooting and growth of some dormant cuttings were as good after 1 or 2 years of cold storage as when fresh cuttings were used.
An evaporative cooler for vegetable crops
by James F. Thompson, Robert F. Kasmire
| Full text HTML  | PDF  
The low cost of this cooling system makes it especially suitable for small farmers and roadside merchants. It also can be used for short-term storage.
Potential new citrus pest: Japanese bayberry whitefly
by Mike Rose, Paul DeBach, James Woolley
| Full text HTML  | PDF  
A newcomer to California from Japan, this pest is spreading. Two predators have been successfully introduced, search for another is under way in China.

News and opinion

The medfly invasion
by J. B. Kendrick
Full text HTML  | PDF  
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March-April 1981
Volume 35, Number 3

Peer-reviewed research and review articles

California citrus acreage response to income tax reform
by Hoy F. Carman
| Full text HTML  | PDF  
Federal tax reform requiring capitalization of citrus grove development costs significantly reduced new plantings and total acreage.
Mediterranean fruit fly: The worst may be yet to come
by Kenneth S. Hagen, William W. Allen, Richard L. Tassan
| Full text HTML  | PDF  
Even if the fly spread to one-fourth of California's fruit-growing areas, the economic and ecological impact would be devastating.
Rumensin supplements for replacement heifers on irrigated pasture
by John L. Hull, Charles A. Raguse, Richard E. Delmas
| Full text HTML  | PDF  
Heifers fed 3.75 pounds per head per day of a barley-Rumensin supplement increased their average daily gain by 16 percent.
Lighter pruning lessens bunch rot of Chenin Blanc grapes
by L. Peter Christensen
| Full text HTML  | PDF  
Leaving up to 60 nodes at pruning reduced bunch rot in both spur- and cane-pruned Chenin blanc vines.
Vegetative propagation of jojoba
by Clifford B. Low, Wesley P. Hackett
| Full text HTML  | PDF  
Jojoba was successfully propagated from stem cuttings taken during active growth. Cutting-grown plants matured sooner than seedlings.
Evaluating pumping plant performance
by Blaine R. Hanson, Roger W. Benton, Donald L. Lancaster
| Full text HTML  | PDF  
Operators can evaluate their pumps against design performance to determine irrigation efficiency and pinpoint potential trouble.
Compatibility of now parasite with commercial sprayers
by James E. Lindegren, John E. Dibble, Charles E. Curtis, Tom T. Yamashita, Ed Romero
| Full text HTML  | PDF  
Studies show that a nematode parasite of navel orangeworm can be effectively applied to almonds by helicopter or ground sprayer.
Management of root-knot nematode on Rillito soybeans
by Demetrios G. Kontaxis, Robert W. Hagemann
| Full text HTML  | PDF  
Rillito soybean is susceptible to root-knot nematode and should not be planted in untreated soil after a susceptible crop.
Rooting and growth of dormant grapevine cuttings
by Curtis J. Alley, Albert T. Koyama
| Full text HTML  | PDF  
Rooting and growth of some dormant cuttings were as good after 1 or 2 years of cold storage as when fresh cuttings were used.
An evaporative cooler for vegetable crops
by James F. Thompson, Robert F. Kasmire
| Full text HTML  | PDF  
The low cost of this cooling system makes it especially suitable for small farmers and roadside merchants. It also can be used for short-term storage.
Potential new citrus pest: Japanese bayberry whitefly
by Mike Rose, Paul DeBach, James Woolley
| Full text HTML  | PDF  
A newcomer to California from Japan, this pest is spreading. Two predators have been successfully introduced, search for another is under way in China.

News and opinion

The medfly invasion
by J. B. Kendrick
Full text HTML  | PDF  

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