by Dept. of Agriculture, Agricultural Research Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off. in [Washington] .
Written in English
|Statement||Roy J. Smith, Jr, Wayne T. Flinchum, Don E. Seaman|
|Series||Agriculture handbook ; no. 497, Agriculture handbook (United States. Dept. of Agriculture) -- no. 497|
|Contributions||Flinchum, Wayne T., joint author, Seaman, Don E., joint author, United States. Agricultural Research Service, Arkansas. Agricultural Experiment Station, Fayetteville, California Agricultural Experiment Station, Texas Agricultural Experiment Station|
|The Physical Object|
|Pagination||iii, 78 p.:|
|Number of Pages||78|
Weed Control Methods Handbook, The Nature Conservancy, Tu et al. This Handbook is divided into eight chapters, covering a range of different control methods. More often than not, however, successful weed control requires the combination or sequential use of several File Size: 1MB. The total number of pages in the book is greater than , so to say it glosses over and skims over superficially the important topics of weed control and agriculture is not true. The book also contains a wide diversity of viewpoints that are presented by a plethora of individual authors for the various chapters. Integrated weed management in rice (30 minutes) Field visit for hands-on experience ( minutes) The training coordinator divides the participants into 3 groups and asks them to discuss and list. offer an attractive alternative for weed control in rice-based cropping systems of Sri Lanka. Furthermore, Abeysekera et al. (, , ) reported that the allolepathic.
Rice (Oryza sativa L.) is the main staple food for a great part of the world population, and together with corn and wheat represents most of the cereals produced and grown worldwide .With the growth of the world population, especially in East Asian countries, there are concerns about if rice production will be sufficient to meet the demand in the future .Cited by: 5. flow from herbicide-resistant rice into red rice. For the rice-red rice crop-weed complex, there are both biological factors and agricultural practices that can work together to preserve these new weed control options. Nomenclature: Red rice, Oryza sativa L. #3 ORYSA; rice, Oryza sativa L. The most concentrated weed-control effort should be targeted for the time span between rice emergence and the application of the permanent flood. Two sets of tools can be used in an effective weed control program in rice: water management and chemical control. Chemical control (Table 1) will be effective only if the herbicides are used in. This is to certify that the thesis entitled “EFFECT OF WEED CONTROL METHODS ON RICE CULTIVARS UNDER THE SYSTEM OF RICE Ithaca, NY, U.S.A and Directorate of. iv Research and Publications (DOR), IAAS, Rampur campus, Chitwan, Nepal for the The effect of mechanical weed control on yield of rice 16 The growth of weed under SRI.
Success rates in the control of this weed averaged as high as 99% by this method (Daniel et d ). For large acreages, the study for the control of 54 target weed species throu hout the U.S. and in other countries were listed by Templeton (). he attractiveness of weed population File Size: 1MB. Another source estimates that U.S. farmers annually spend $ billion on chemical weed control and $ billion for cultural and other methods of control. The total cost of weeds in the United States could approach $15 to $20 billion dollars (Ashton and Monaco, ). Abstract. The objectives of weed control in a rice production system are: (a) to minimize losses in grain yield due to weed competition and interference; (b) to prevent or minimize quality losses and subsequent lower value of rough and milled rice; (c) to permit highly efficient use of costly production inputs such as high yielding cultivars, fertilizers, insect and disease control and Cited by: Studies in different countries suggest that crop seeding rate can affect weed growth and rice grain yield. Such information, however, is not available in Bangladesh. The objective of this study was, therefore, to evaluate the effect of weed management and seeding rate on weed density, weed biomass, crop yield, and yield components in by: